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Machrio

Plain Bearings

On Machrio, the plain bearings category is also carrying oil seal intent, so the page needs to explicitly help buyers compare radial shaft seals by size, lip geometry, compound, and operating environment. Buyers searching oil seals are rarely browsing casually; they want to cross-check fit and failure risk quickly.

Procurement Guide

How Buyers Should Source Plain Bearings

On Machrio, the plain bearings category is also carrying oil seal intent, so the page needs to explicitly help buyers compare radial shaft seals by size, lip geometry, compound, and operating environment. Buyers searching oil seals are rarely browsing casually; they want to cross-check fit and failure risk quickly.

What to Compare

  • Start with shaft diameter, housing bore, width, and whether the application is oil retention, dust exclusion, or both.
  • Compare single-lip, dual-lip, and spring-loaded designs based on contamination risk, shaft finish, and direction of sealing duty.
  • Match the elastomer to temperature, lubricant, speed, and chemical exposure instead of assuming NBR, FKM, and PU are interchangeable.

Common Applications

  • Motors, pumps, gearboxes, reducers, and rotating process equipment
  • Maintenance replacement for leaking or contaminated shaft-seal positions
  • Procurement workflows where cross-reference fit and material confirmation matter before order

RFQ Checklist

  • Record shaft diameter, housing bore, seal width, and rotation or pressure conditions.
  • Confirm lip design, spring requirement, and elastomer compatibility with lubricant and temperature.
  • Check whether dust exclusion, washdown, or abrasive contamination is part of the service environment.
Request a QuoteTalk to Sourcing

Use RFQ when you need cross-SKU comparison, bulk pricing, or application support.

666 products

Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD 0.83in Length, Pkg Qty 20
Industrial|SKU: GA8606
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD 0.83in Length, Pkg Qty 20

Engineered for demanding industrial applications, this steel deep groove ball bearing delivers reliable radial load support and high-speed rotational capability. Featuring a precise 1.38-inch bore diameter and a 3.15-inch outside diameter, the unit measures 0.83 inches in length to fit standard housing configurations. Constructed from durable hardened steel, the double-shielded design effectively retains lubrication while excluding contaminants to extend service life. Ideal for electric motors, gearboxes, and conveyor systems, this component ensures consistent performance under rigorous operating conditions with minimal maintenance requirements.

$139.99In Stock
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Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD 0.83in L, Pkg Qty 12
Industrial|SKU: CX9605
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD 0.83in L, Pkg Qty 12

Engineered for demanding industrial applications, this steel deep groove ball bearing delivers reliable radial load support and rotational precision. Featuring a 1.38-inch bore diameter, 3.15-inch outside diameter, and 0.83-inch width, it ensures seamless integration into standard machinery assemblies. The robust steel construction provides exceptional durability against wear and deformation under continuous operation. Equipped with dual rubber seals, the unit effectively retains lubrication while excluding contaminants, extending service life in dusty or moist environments. Sold in packages of twelve, these bearings offer a cost-effective solution for high-volume maintenance and equipment manufacturing requirements.

$79.99In Stock
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Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD for Industrial, Pkg Qty 8
Industrial|SKU: JU4679
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD for Industrial, Pkg Qty 8

Engineered for demanding industrial applications, this steel deep groove ball bearing delivers reliable rotational support with minimal maintenance. Featuring a 1.38-inch bore diameter, 3.15-inch outside diameter, and 0.83-inch width, it ensures precise fitment within standard machinery housings. The robust steel construction provides high load capacity and resistance to wear, while the double metal shields offer effective contamination protection without compromising speed ratings. Ideal for electric motors, gearboxes, and conveyor systems, this component maintains operational integrity under continuous stress, supporting extended service life in heavy-duty environments.

$99.99In Stock
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Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 10
Industrial|SKU: HC8209
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 10

Engineered for demanding industrial applications, this steel deep groove ball bearing delivers reliable radial load support and high-speed rotation capabilities. Featuring a 1.38-inch bore diameter, 3.15-inch outside diameter, and 0.83-inch width, it ensures precise fitment within standard machinery housings. The unit incorporates dual rubber seals to effectively retain lubrication while excluding contaminants, extending service life in dusty or moist environments. Constructed from hardened steel with a C3 internal clearance, it accommodates thermal expansion and minor misalignments without compromising operational stability or efficiency.

$189.99In Stock
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Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 12
Industrial|SKU: AY2566
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 12

This steel deep groove ball bearing is engineered for high-load industrial applications, featuring a 1.38-inch bore diameter and a 3.15-inch outside diameter to ensure precise shaft alignment. With a compact width of 0.83 inches, the unit offers robust radial load capacity while maintaining a low-profile design suitable for space-constrained assemblies. Constructed from durable hardened steel, it provides exceptional resistance to wear and deformation under continuous operation. Sold in packages of twelve, these bearings deliver reliable performance and extended service life for demanding mechanical systems requiring consistent rotational accuracy.

$69.99In Stock
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Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 25
Industrial|SKU: QK1555
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 25

Engineered for demanding industrial applications, this steel deep groove ball bearing delivers reliable radial and axial load support. Featuring a precise 1.38-inch bore diameter and a 3.15-inch outside diameter, the unit measures 0.83 inches in width to fit standard housing configurations. Constructed from high-grade steel, it ensures exceptional durability and resistance to wear under continuous operation. Ideal for electric motors, gearboxes, and conveyor systems, this component provides consistent performance in high-speed environments while maintaining structural integrity across varying temperature ranges.

$99.99In Stock
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Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 6
Industrial|SKU: AA9309251
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 6

This steel deep groove ball bearing is engineered for high-speed industrial applications, featuring a 1.38-inch bore, 3.15-inch outside diameter, and 0.83-inch width. The C3 internal clearance accommodates thermal expansion under heavy loads, while dual rubber seals provide superior protection against contaminants and grease retention. Constructed from hardened steel, this unit ensures exceptional durability and reduced friction in demanding environments. Ideal for motors, gearboxes, and pumps, these bearings deliver reliable rotational performance and extended service life with minimal maintenance requirements.

$109.99In Stock
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Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 6
Industrial|SKU: AC0642634
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 6

This steel deep groove ball bearing delivers reliable radial and axial load support for demanding industrial applications. Featuring a 1.38-inch bore diameter and a 3.15-inch outside diameter, the unit measures 0.83 inches in width to fit standard housing configurations. Constructed from durable steel, it ensures long service life under continuous operation while minimizing maintenance requirements. The double rubber seal design effectively retains lubrication and excludes contaminants, enhancing performance in dirty or moist environments. Sold in packages of six, these bearings provide a cost-effective solution for high-volume machinery maintenance and assembly needs.

$109.99In Stock
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Steel Deep Groove Ball Bearing 1.38in Bore 3.94in OD, Pkg Qty 8
Industrial|SKU: FR0019
Steel Deep Groove Ball Bearing 1.38in Bore 3.94in OD, Pkg Qty 8

This steel deep groove ball bearing is engineered for high-load industrial applications, featuring a 1.38-inch bore diameter and a 3.94-inch outside diameter to ensure precise shaft alignment. With a compact width of 0.98 inches, the unit delivers robust radial load capacity while maintaining low friction for extended operational life. Constructed from durable hardened steel, it withstands demanding rotational speeds and harsh environmental conditions without compromise. Ideal for motors, gearboxes, and conveyor systems, this component provides reliable performance and structural integrity in heavy-duty machinery assemblies.

$99.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 0.472 in Length, Pkg Qty 20
Industrial|SKU: AA5097989
Steel Deep Groove Ball Bearing 1.575 in Bore 0.472 in Length, Pkg Qty 20

This industrial-grade steel deep groove ball bearing is engineered for high-speed rotational applications requiring minimal maintenance. Featuring a precise 1.575-inch bore diameter and a 2.441-inch outside diameter, the unit offers a compact 0.472-inch width suitable for space-constrained assemblies. The double-shielded design effectively retains lubrication while excluding contaminants, ensuring extended service life in demanding environments. Constructed from durable hardened steel, this component delivers reliable radial load capacity and operational stability. Supplied in bulk industrial packaging, it provides a cost-effective solution for large-scale machinery integration and replacement programs.

$159.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 2.441 in OD, Pkg Qty 8
Industrial|SKU: JR4805
Steel Deep Groove Ball Bearing 1.575 in Bore 2.441 in OD, Pkg Qty 8

This industrial-grade steel deep groove ball bearing delivers reliable rotational performance for demanding machinery applications. Featuring a precise 1.575-inch bore diameter and a 2.441-inch outside diameter, the unit ensures accurate shaft alignment and load distribution. With a compact width of 0.472 inches, it fits seamlessly into space-constrained assemblies while maintaining structural integrity under high-speed operations. Constructed from durable steel, this component offers extended service life and reduced maintenance intervals. Supplied in standard industrial packaging, it is engineered to meet rigorous manufacturing standards for consistent operational efficiency.

$99.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 2.677 in OD, Pkg Qty 20
Industrial|SKU: AA8993
Steel Deep Groove Ball Bearing 1.575 in Bore 2.677 in OD, Pkg Qty 20

This steel deep groove ball bearing delivers reliable rotational performance for industrial machinery, featuring a 1.575-inch bore and a 2.677-inch outside diameter. With a compact width of 0.591 inches, the unit fits seamlessly into space-constrained assemblies while maintaining high load capacity. Constructed from durable steel, it ensures long service life under demanding operating conditions and minimizes maintenance requirements. Sold in packages of 20, these bearings provide a cost-effective solution for bulk replacement projects requiring precise dimensional stability and consistent mechanical efficiency.

$189.99In Stock
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Steel Deep Groove Ball Bearing 1.575in Bore 3.150in OD, Pkg Qty 10
Industrial|SKU: AA3528455
Steel Deep Groove Ball Bearing 1.575in Bore 3.150in OD, Pkg Qty 10

This industrial-grade steel deep groove ball bearing features a 1.575-inch bore diameter and a 3.150-inch outside diameter, with a compact width of 0.709 inches. Engineered for high-speed rotational applications, the unit incorporates double metal shields to effectively retain lubrication while excluding contaminants. The C3 internal clearance specification accommodates thermal expansion and minor misalignment, ensuring reliable performance under varying load conditions. Constructed from durable hardened steel, this component delivers extended service life in demanding machinery environments. Supplied in bulk industrial packaging, it is optimized for efficient inventory management and seamless integration into heavy-duty mechanical assemblies.

$99.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 3.150 in OD, Pkg Qty 2
Industrial|SKU: HC7487
Steel Deep Groove Ball Bearing 1.575 in Bore 3.150 in OD, Pkg Qty 2

This steel deep groove ball bearing is engineered for high-speed industrial applications, featuring a 1.575-inch bore diameter and a 3.150-inch outside diameter to ensure precise shaft alignment. With a compact width of 0.709 inches, the unit incorporates dual metal shields for effective contamination exclusion while retaining lubrication in demanding environments. The C3 internal clearance specification accommodates thermal expansion and minor misalignments, enhancing operational reliability under variable load conditions. Constructed from durable hardened steel, this component delivers consistent rotational performance and extended service life for heavy-duty machinery without requiring frequent maintenance intervals.

$59.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 3.150 in OD, Pkg Qty 20
Industrial|SKU: FN0449
Steel Deep Groove Ball Bearing 1.575 in Bore 3.150 in OD, Pkg Qty 20

Engineered for demanding industrial applications, this steel deep groove ball bearing delivers reliable rotational support with minimal maintenance. Featuring a precise 1.575-inch bore and 3.150-inch outside diameter, the unit measures 0.709 inches in width to fit standard housing configurations. Constructed from high-grade steel, it offers superior load capacity and resistance to wear under continuous operation. The double-sealed design effectively retains lubrication while excluding contaminants, ensuring extended service life in dirty or moist environments. Sold in packages of 20, these bearings provide a cost-effective solution for bulk equipment maintenance and assembly requirements.

$109.99In Stock
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Steel Deep Groove Ball Bearing 1.575in Bore 3.150in OD, Pkg Qty 20
Industrial|SKU: RK2434
Steel Deep Groove Ball Bearing 1.575in Bore 3.150in OD, Pkg Qty 20

This precision-engineered steel deep groove ball bearing features a 1.575-inch bore diameter and a 3.150-inch outside diameter, with a compact width of 0.709 inches. Manufactured to P5 tolerance standards, it ensures superior rotational accuracy and reduced vibration for demanding industrial applications. The robust steel construction provides exceptional load capacity and durability in high-speed environments. Ideal for electric motors, gearboxes, and pumps, this component delivers reliable performance and extended service life while maintaining strict dimensional stability under operational stress.

$139.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 3.150 in OD, Pkg Qty 6
Industrial|SKU: JR3252
Steel Deep Groove Ball Bearing 1.575 in Bore 3.150 in OD, Pkg Qty 6

This steel deep groove ball bearing delivers reliable rotational support for industrial machinery, featuring a 1.575-inch bore diameter and a 3.150-inch outside diameter. Constructed from high-grade steel with a compact 0.709-inch width, the unit incorporates dual metal shields to effectively retain lubrication and exclude contaminants without requiring maintenance. Designed for moderate radial and axial load applications, these bearings ensure consistent performance in demanding environments. Sold in packages of six, this component provides a cost-effective solution for replacing worn assemblies while maintaining precise shaft alignment and operational efficiency.

$89.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 3.150 in OD, Pkg Qty 8
Industrial|SKU: AA3529424
Steel Deep Groove Ball Bearing 1.575 in Bore 3.150 in OD, Pkg Qty 8

This industrial-grade steel deep groove ball bearing delivers reliable rotational support for demanding machinery applications. Featuring a precise 1.575-inch bore diameter and a 3.150-inch outside diameter, the unit measures 0.709 inches in width to ensure seamless integration into standard housing configurations. Constructed from high-quality steel, it offers exceptional durability and load-bearing capacity while minimizing friction under continuous operation. The double-shielded design effectively retains lubrication and excludes contaminants, extending service life in harsh environments. Supplied in bulk industrial packaging, this component is optimized for high-volume maintenance and assembly requirements.

$99.99In Stock
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Steel Deep Groove Ball Bearing 1.575in Bore 3.543in OD Industrial, Pkg Qty 6
Industrial|SKU: AA3926854
Steel Deep Groove Ball Bearing 1.575in Bore 3.543in OD Industrial, Pkg Qty 6

This industrial steel deep groove ball bearing delivers reliable rotational support for heavy-duty machinery. Featuring a 1.575-inch bore diameter and a 3.543-inch outside diameter, it ensures precise shaft alignment within compact assemblies. The unit measures 0.906 inches in width, offering a robust profile capable of withstanding significant radial and moderate axial loads. Constructed from high-grade steel with double rubber seals, this component provides enhanced protection against contaminants while retaining lubrication for extended service life in demanding environments.

$99.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 3.543 in OD, Pkg Qty 6
Industrial|SKU: YE5704
Steel Deep Groove Ball Bearing 1.575 in Bore 3.543 in OD, Pkg Qty 6

This industrial-grade steel deep groove ball bearing is engineered for high-load rotational applications, featuring a 1.575-inch bore diameter and a 3.543-inch outside diameter. With a compact width of 0.906 inches, the unit incorporates dual metal shields to effectively retain lubrication while excluding contaminants in harsh environments. Constructed from premium hardened steel, it ensures exceptional durability and precise alignment under significant radial and axial stresses. Supplied in bulk industrial packaging, this component delivers reliable performance for heavy machinery and motor assemblies requiring strict dimensional accuracy and long service life.

$79.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 3.543 in OD, Pkg Qty 6
Industrial|SKU: AC0134589
Steel Deep Groove Ball Bearing 1.575 in Bore 3.543 in OD, Pkg Qty 6

Engineered for industrial reliability, this steel deep groove ball bearing features a 1.575-inch bore diameter and a 3.543-inch outside diameter to ensure precise shaft alignment. With a compact width of 0.906 inches, the unit incorporates double metal shields for effective contaminant exclusion while retaining lubrication in demanding environments. The C3 internal clearance specification accommodates thermal expansion and high-speed rotation, minimizing friction and heat generation. Constructed from durable steel, this component delivers consistent performance for heavy-duty machinery, offering extended service life and reduced maintenance intervals across diverse mechanical applications.

$79.99In Stock
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Steel Deep Groove Ball Bearing 1.575 in Bore 3.543 in OD, Pkg Qty 6
Industrial|SKU: AC0134586
Steel Deep Groove Ball Bearing 1.575 in Bore 3.543 in OD, Pkg Qty 6

This steel deep groove ball bearing is engineered for high-speed industrial applications, featuring a 1.575-inch bore diameter and a 3.543-inch outside diameter with a compact 0.906-inch width. Constructed from durable steel, the unit incorporates double rubber seals to effectively retain lubrication and exclude contaminants, ensuring extended service life in harsh environments. The C3 internal clearance specification accommodates thermal expansion and minor misalignment during operation, making it ideal for electric motors, gearboxes, and conveyor systems requiring reliable rotational support under moderate radial and axial loads.

$89.99In Stock
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Steel Deep Groove Ball Bearing 1.57in Bore 2.68in OD, Pkg Qty 50
Industrial|SKU: AY2455
Steel Deep Groove Ball Bearing 1.57in Bore 2.68in OD, Pkg Qty 50

Engineered for industrial reliability, this steel deep groove ball bearing supports high radial loads and moderate axial forces in demanding applications. Featuring a precise 1.57-inch bore diameter and a 2.68-inch outside diameter, the unit measures 0.59 inches in width to fit standard housing configurations. Constructed from durable hardened steel, it ensures long service life under continuous operation while maintaining low friction coefficients. Ideal for electric motors, gearboxes, and conveyor systems, this component delivers consistent performance across varying speeds and temperatures without requiring complex maintenance protocols.

$179.99In Stock
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Steel Deep Groove Ball Bearing 1.57in Bore 3.15in OD 0.71in Length, Pkg Qty 12
Industrial|SKU: GA8372
Steel Deep Groove Ball Bearing 1.57in Bore 3.15in OD 0.71in Length, Pkg Qty 12

Engineered for demanding industrial applications, this steel deep groove ball bearing delivers reliable radial load support and high-speed rotational capability. Featuring a precise 1.57-inch bore diameter, 3.15-inch outside diameter, and 0.71-inch width, it ensures seamless integration into standard machinery assemblies. The robust steel construction provides exceptional durability and resistance to wear under continuous operation. Designed for efficiency, these bearings minimize friction while maintaining structural integrity across varying temperature ranges. Supplied in packages of twelve, this component offers a cost-effective solution for maintenance teams requiring consistent performance and extended service life in heavy-duty equipment.

$89.99In Stock
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Frequently Asked Questions

Common questions about Plain Bearings

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