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Steel Deep Groove Ball Bearing 1.77 in Bore 3.94 in OD, Pkg Qty 2

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Industrial · SKU: FP4737

Steel Deep Groove Ball Bearing 1.77 in Bore 3.94 in OD, Pkg Qty 2

This steel deep groove ball bearing is engineered for high-speed rotational applications requiring reliable radial load support. Featuring a 1.

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$59.99
$30.00/each(2 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$59.99
11 - 50-5%$56.99
51+-10%$53.99
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Quick Answer

How Buyers Should Evaluate Steel Deep Groove Ball Bearing 1.77 in Bore 3.94 in OD, Pkg Qty 2

This steel deep groove ball bearing is engineered for high-speed rotational applications requiring reliable radial load support. Featuring a 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: 1.77 in
  • Outside Diameter: 3.94 in
  • Material: Steel

Purchase Details

  • Online price starts at $59.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 2 / 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 Diameter1.77 in
Outside Diameter3.94 in
MaterialSteel
Inside Diameter1.77 in
Length0.98 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 high-speed rotational applications requiring reliable radial load support. Designed for integration into standard machinery, the unit features a robust steel construction that ensures durability under continuous operation. The bearing measures 1.77 inches in bore diameter and 3.94 inches in outside diameter, with a width of 0.98 inches to fit precise industrial housing requirements. Dual rubber seals are integrated into the design to effectively retain lubrication while excluding dust, moisture, and other contaminants, significantly extending service life in demanding environments. The C3 internal clearance specification allows for thermal expansion and accommodates slight misalignment, ensuring consistent operational stability across variable temperature ranges without necessitating frequent maintenance intervals.

Key Features

High-carbon steel construction provides superior strength and wear resistance Dual rubber seals on both sides protect against contamination and grease loss C3 internal clearance accommodates thermal expansion during high-speed operation Optimized raceway geometry reduces friction and heat generation Precision-ground balls ensure smooth rotation and minimal vibration Suitable for both fixed and floating shaft arrangements Long service life reduces total cost of ownership and downtime

Specifications

Bore Diameter: 1.77 in Outside Diameter: 3.94 in Width: 0.98 in

Material

High-Carbon Steel Seal Type: Double Rubber Sealed (2RS) Internal Clearance: C3 Load Type: Radial and moderate Axial Package Quantity: 2 units per pack

Applications

Electric motor assemblies and pump systems Industrial gearboxes and transmission units Conveyor belt rollers and material handling equipment Agricultural machinery and harvesting implements HVAC fans and blower wheels Machine tool spindles and rotating shafts Automotive alternators and starter motors

Not sure if this is the right fit?

How to Choose Oil Seals

Use shaft size, lip design, elastomer, temperature, and contamination exposure to compare industrial oil seals.

Frequently Asked Questions

What are the precise dimensional specifications for this steel deep groove ball bearing?
This bearing features a 1.77-inch bore diameter and a 3.94-inch outside diameter with a total width of 0.98 inches. Constructed from durable steel, it is designed to meet rigorous industrial standards for load capacity and rotational speed.
In which industrial applications is the 6309-2RS1/C3 model most effectively utilized?
The C3 internal clearance and dual rubber seals make this bearing ideal for electric motors, pumps, and conveyor systems operating in moderately contaminated environments. Its design supports high-speed rotation while maintaining performance across a wide temperature range typical in manufacturing facilities.
How is this product packaged and what is the minimum order quantity?
Each package contains two units of the 6309-2RS1/C3 bearing to ensure convenient inventory management and replacement readiness. Orders are fulfilled in multiples of this pack size, allowing buyers to scale procurement easily based on their maintenance schedules.
Steel Deep Groove Ball Bearing 1.77 in Bore 3.94 in OD, Pkg Qty 2 | Machrio