Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
TRITAN Radial Ball Bearing: 1657, Dbl Sealed, Contact Seal, 1 1/4 in Bore, 2 9/16 in OD - General Purpose Radial Ball Bearings
TRITANGeneral Purpose Radial Ball Bearings

TRITAN Radial Ball Bearing: 1657, Dbl Sealed, Contact Seal, 1 1/4 in Bore, 2 9/16 in OD

The TRITAN Radial Ball Bearing 1657 is a general purpose radial ball bearing designed for oily/greasy environments. This inch-system bearing features a double-sealed contact seal, with a 1 1/4 in bore, 2 9/16 in OD…

SKU 3G-OTH-102475

Brand
TRITAN
Item
Radial Ball Bearing: 1657, Dbl Sealed, Contact Seal, 1 1/4 in Bore, 2 9/16 in OD
Category
General Purpose Radial Ball Bearings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

TRITAN
Manufacturer Part Number
3879 2RS PRX
Type
Dbl Sealed, Contact Seal
Bore
1 1/4 in
OD
2 9/16 in
Wd
0.688 in
For Environment
Oily/Greasy
System of Measurement
Inch
Bearing Industry Number
1657
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

TRITAN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TRITAN Radial Ball Bearing 1657 is a general purpose radial ball bearing designed for oily/greasy environments. This inch-system bearing features a double-sealed contact seal, with a 1 1/4 in bore, 2 9/16 in OD, and 0.688 in width (Manufacturer Part Number 3879 2RS PRX).

Frequently Asked Questions

What is the TRITAN 1657 radial ball bearing used for?

The TRITAN 1657 radial ball bearing is a general-purpose bearing designed for oily or greasy environments. It is commonly used in industrial machinery, conveyors, and pumps where a double-sealed contact seal protects against contamination and retains lubrication.

What are the specifications of the TRITAN 1657 bearing?

The TRITAN 1657 bearing has a 1 1/4 in bore, 2 9/16 in OD, and 0.688 in width. It is an inch-system bearing with a double-sealed contact seal, rated for oily/greasy environments. The manufacturer part number is 3879 2RS PRX.

Where to buy the TRITAN 1657 bearing worldwide?

You can source the TRITAN 1657 bearing through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the right TRITAN radial ball bearing for an oily environment?

For oily or greasy environments, choose a bearing with double-sealed contact seals like the TRITAN 1657. Ensure the bore, OD, and width match your shaft and housing dimensions. Verify the system of measurement (inch) and confirm the bearing industry number (1657) for correct replacement.

Used in

Common applications for TRITAN
Poultry processing conveyors — TRITAN food-grade radial ball bearings (SS3829 2RS FM222) with double contact seals
Material handling systems — TRITAN spherical insert bearings (SB205-16G) with set screw locking for shaft mounting
High-temperature oven rollers — TRITAN miniature ball bearings (SSRI814 ZZ SRL) rated to 302°F
Self-lubricating pivot joints — TRITAN spherical plain bearings (GE 30TE 2RS) with PTFE sliding surface
Flange-mounted conveyor idlers — TRITAN 4-bolt flange bearings (UCF210-31) in cast iron housings
Chain drive repairs — TRITAN offset links (40-1R OSL) for ANSI #40 roller chains

TRITAN Products

3G Electric supplies TRITAN general purpose radial ball bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
TRITAN Radial Ball Bearing: 1652, Dbl Sealed, Contact Seal, 1 1/8 in Bore, 2 1/2 in OD, 0.625 in Wd (MPN 3874 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1652; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1652, Dbl Sealed, Contact Seal, 1 1/8 in Bore, 2 1/2 in OD, 0.625 in Wd (MPN 3874 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1652; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1654, Dbl Sealed, Contact Seal, 1 1/4 in Bore, 2 1/2 in OD, 0.625 in Wd (MPN 3876 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1654; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1654, Dbl Sealed, Contact Seal, 1 1/4 in Bore, 2 1/2 in OD, 0.625 in Wd (MPN 3876 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1654; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1640, Dbl Sealed, Contact Seal, 7/8 in Bore, 2 in OD, 0.563 in Wd (MPN 3862 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1640; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1640, Dbl Sealed, Contact Seal, 7/8 in Bore, 2 in OD, 0.563 in Wd (MPN 3862 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1640; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1641, Dbl Sealed, Contact Seal, 1 in Bore, 2 in OD, 0.563 in Wd (MPN 3863 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1641; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1641, Dbl Sealed, Contact Seal, 1 in Bore, 2 in OD, 0.563 in Wd (MPN 3863 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1641; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1621, Dbl Sealed, Contact Seal, 1/2 in Bore, 1 3/8 in OD, 0.438 in Wd (MPN 3843 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1621; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1621, Dbl Sealed, Contact Seal, 1/2 in Bore, 1 3/8 in OD, 0.438 in Wd (MPN 3843 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1621; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1630, Dbl Sealed, Contact Seal, 3/4 in Bore, 1 5/8 in OD, 0.5 in Wd (MPN 3852 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1630; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1630, Dbl Sealed, Contact Seal, 3/4 in Bore, 1 5/8 in OD, 0.5 in Wd (MPN 3852 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1630; For Environment: Oily/Greasy.

More from TRITAN

View all TRITAN parts →
TRITAN Radial Ball Bearing: R14, Dbl Sealed, Contact Seal, 7/8 in Bore, 1 7/8 in OD, 0.5 in Wd (MPN R14 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R14; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: R14, Dbl Sealed, Contact Seal, 7/8 in Bore, 1 7/8 in OD, 0.5 in Wd (MPN R14 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R14; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1638, Dbl Sealed, Contact Seal, 3/4 in Bore, 2 in OD, 0.563 in Wd (MPN 3850 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1638; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1638, Dbl Sealed, Contact Seal, 3/4 in Bore, 2 in OD, 0.563 in Wd (MPN 3850 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1638; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: R18, Dbl Shield, 1 1/8 in Bore, 2 1/8 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R18 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R18; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: R18, Dbl Shield, 1 1/8 in Bore, 2 1/8 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R18 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R18; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1615, Dbl Sealed, Contact Seal, 7/16 in Bore, 1 1/8 in OD, 0.375 in Wd (MPN 3837 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1615; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1615, Dbl Sealed, Contact Seal, 7/16 in Bore, 1 1/8 in OD, 0.375 in Wd (MPN 3837 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1615; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1633, Dbl Shield, 5/8 in Bore, 1 3/4 in OD, 0.5 in Wd, Alloy Steel Ring (MPN 3855 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1633; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1633, Dbl Shield, 5/8 in Bore, 1 3/4 in OD, 0.5 in Wd, Alloy Steel Ring (MPN 3855 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1633; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1633, Dbl Sealed, Contact Seal, 5/8 in Bore, 1 3/4 in OD, 0.5 in Wd (MPN 3855 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1633; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1633, Dbl Sealed, Contact Seal, 5/8 in Bore, 1 3/4 in OD, 0.5 in Wd (MPN 3855 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1633; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: 1658, Dbl Sealed, Contact Seal, 1 5/16 in Bore, 2 9/16 in OD (MPN 3870 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1658; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: 1658, Dbl Sealed, Contact Seal, 1 5/16 in Bore, 2 9/16 in OD (MPN 3870 2RS PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: 1658; For Environment: Oily/Greasy.
TRITAN Radial Ball Bearing: R16, Dbl Shield, 1 in Bore, 2 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R16 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R16; For Environment: Oily/Greasy.
TRITAN
TRITAN Radial Ball Bearing: R16, Dbl Shield, 1 in Bore, 2 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R16 ZZ PRX). Key specifications — System of Measurement: Inch; Bearing Industry Number: R16; For Environment: Oily/Greasy.