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SKF Rotary Shaft Seal: 2 Lip w/Spring, CRWA1, Nitrile, 2.844 in ID, 3.939 in OD - Dual-Lip Oil Seals with Metal Cases for Smooth Bores
SKFDual-Lip Oil Seals with Metal Cases for Smooth Bores

SKF Rotary Shaft Seal: 2 Lip w/Spring, CRWA1, Nitrile, 2.844 in ID, 3.939 in OD

The SKF Rotary Shaft Seal is a dual-lip oil seal with a metal case for smooth bores, featuring a CRWA1 seal design and a spring-loaded lip. This inch-system seal has a 2.844 in ID, 3.939 in OD, and 0.5 in width, made…

SKU 3G-OTH-123817

Brand
SKF
Item
Rotary Shaft Seal: 2 Lip w/Spring, CRWA1, Nitrile, 2.844 in ID, 3.939 in OD
Category
Dual-Lip Oil Seals with Metal Cases for Smooth Bores
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Technical Specifications

SKF
Manufacturer Part Number
28425
Type
CRWA1, Nitrile
OD
3.939 in
Wd
0.5 in
ID
2.844 in
Seal Design
CRWA1
System of Measurement
Inch
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SKF Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SKF Rotary Shaft Seal is a dual-lip oil seal with a metal case for smooth bores, featuring a CRWA1 seal design and a spring-loaded lip. This inch-system seal has a 2.844 in ID, 3.939 in OD, and 0.5 in width, made of nitrile material (MPN 28425). It is designed for rotary shaft applications requiring two sealing lips.

Used in

Common applications for SKF
Heavy machinery gearboxes — SKF spherical roller bearings (e.g., 24056 CCK30/W33) for high radial load capacity
Electric motor repair — SKF cylindrical roller bearings (e.g., NJ 307 ECP/C3) for free axial expansion
Pump shaft sealing — SKF CRWA1 rotary shaft seals (e.g., 17100) for fluid retention in rotating equipment
Conveyor system maintenance — SKF wear sleeves (e.g., 99274) to protect shafts from seal abrasion
Machine tool spindles — SKF angular contact bearings (e.g., 7413 BGBM) for axial load support in duplex sets
Industrial fan assemblies — SKF spherical roller bearings (e.g., 23044 CC/W33) for misalignment accommodation

SKF Products

3G Electric supplies SKF dual-lip oil seals with metal cases for smooth bores. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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