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Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 25

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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.

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$99.99
$4.00/each(25 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$99.99
11 - 50-5%$94.99
51+-10%$89.99
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Quick Answer

How Buyers Should Evaluate 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. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • Bore Diameter: 1.38 in
  • Outside Diameter: 3.15 in
  • Material: Steel

Purchase Details

  • Online price starts at $99.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 25 / Each.
  • Lead time: 2-3 weeks.

Use RFQ When

  • Use RFQ when you need bulk pricing, alternate pack sizes, or multi-SKU comparison.
  • Request support when fit, material, or substitute selection needs confirmation before order.
  • Escalate to sourcing when timeline, freight, or stocking strategy matters more than one-off checkout speed.

Technical Specifications

Bore Diameter1.38 in
Outside Diameter3.15 in
MaterialSteel
Inside Diameter1.38 in
Length0.83 in
Product Details

Full Description

Application context, construction notes, and selection details for evaluating fit before purchase or repeat ordering.

Overview

This industrial-grade deep groove ball bearing is engineered to deliver exceptional performance in demanding mechanical environments. Constructed from high-grade steel, the unit provides robust support for both radial and axial loads, ensuring smooth rotational movement with minimal friction. The precision-manufactured components are designed to maintain structural integrity under continuous operation, making them ideal for high-speed applications where reliability is critical. With a standardized footprint, this bearing integrates seamlessly into existing machinery, reducing downtime and maintenance requirements while extending equipment service life.

Key Features

High-grade steel construction for superior wear resistance Precision ground raceways for reduced friction and noise Capable of supporting significant radial and axial loads simultaneously Optimized for high-speed rotational environments Consistent performance across varying temperature ranges Sealed design options available to protect against contaminants Long service life under continuous heavy-duty operation

Specifications

Bore Diameter: 1.38 in Outside Diameter: 3.15 in Width: 0.83 in

Material

Steel Load Type: Radial and Axial Package Quantity: 25 units Inside Diameter: 1.38 in Component Type: Deep Groove Ball Bearing

Applications

Electric motor shafts and rotors Industrial gearbox assemblies Conveyor system drive rollers Pump impeller supports Agricultural machinery drivetrains HVAC fan motors Machine tool spindles Automotive transmission components This bearing series represents a standard solution for general industrial use, offering a balance of durability, precision, and cost-effectiveness. The 1.38-inch bore and 3.15-inch outer diameter conform to international sizing standards, allowing for easy replacement and interchangeability across various equipment manufacturers. The 0.83-inch width provides sufficient contact area to distribute loads evenly, preventing premature failure due to stress concentration. Whether utilized in manufacturing plants, processing facilities, or heavy equipment operations, these bearings ensure consistent torque transmission and rotational stability. The steel material composition offers excellent hardness and toughness, resisting deformation even under shock loading conditions. Proper lubrication and installation will further enhance the operational lifespan, making this component a reliable choice for engineers and maintenance professionals seeking to optimize machine efficiency and reduce total cost of ownership.

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Frequently Asked Questions

What are the precise dimensional specifications for this steel deep groove ball bearing?
This bearing features a 1.38-inch bore diameter and a 3.15-inch outside diameter with a total width of 0.83 inches. Constructed from durable steel, it is designed to withstand significant radial loads in standard industrial environments.
In which applications is this 6307 series bearing most effectively utilized?
Ideal for electric motors, gearboxes, and conveyor systems, this bearing supports high-speed rotation while maintaining structural integrity under heavy stress. Its deep groove design ensures reliable performance in machinery requiring precise shaft alignment and minimal friction.
How is the product packaged and what is the minimum order quantity?
The bearings are supplied in bulk packages containing 25 units per pack to streamline inventory management for large-scale projects. This packaging configuration ensures safe transport and reduces handling time during assembly line integration.
Steel Deep Groove Ball Bearing 1.38in Bore 3.15in OD, Pkg Qty 25 | Machrio