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SKF CRW1 Single-Lip Oil Seal with Metal Case for Smooth Bores - Single-Lip Oil Seals with Metal Cases for Smooth Bores
SKFSingle-Lip Oil Seals with Metal Cases for Smooth Bores

SKF CRW1 Single-Lip Oil Seal with Metal Case for Smooth Bores

The SKF Rotary Shaft Seal is a single-lip oil seal with a metal case for smooth bores, part of the CRW1 seal design. This inch-system seal has a 2.813 in ID, 4.249 in OD, and 0.313 in width, with a nitrile lip and…

SKU 3G-OTH-124521

Brand
SKF
Item
CRW1 Single-Lip Oil Seal with Metal Case for Smooth Bores
Category
Single-Lip Oil Seals with Metal Cases for Smooth Bores
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SKF
Manufacturer Part Number
28270
Type
CRW1, Nitrile
OD
4.249 in
Wd
0.313 in
ID
2.813 in
Seal Design
CRW1
System of Measurement
Inch

Technical Documents

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

Product Description

The SKF Rotary Shaft Seal is a single-lip oil seal with a metal case for smooth bores, part of the CRW1 seal design. This inch-system seal has a 2.813 in ID, 4.249 in OD, and 0.313 in width, with a nitrile lip and spring (MPN 28270).

Frequently Asked Questions

What is the SKF Rotary Shaft Seal 28270 used for?

The SKF Rotary Shaft Seal 28270 is a single-lip oil seal with a metal case designed for smooth bores. It prevents lubricant leakage and excludes contaminants in rotating shaft applications such as pumps, gearboxes, and industrial machinery where a nitrile lip and spring provide reliable sealing.

What are the specifications of the SKF Rotary Shaft Seal 28270?

The SKF Rotary Shaft Seal 28270 has a 2.813 in ID, 4.249 in OD, and 0.313 in width. It uses the CRW1 seal design with a nitrile lip and spring, and is measured in inches. The manufacturer part number is 28270.

Where to buy the SKF Rotary Shaft Seal 28270 worldwide?

You can source the SKF Rotary Shaft Seal 28270 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct SKF seal for your application.

How to install the SKF Rotary Shaft Seal 28270?

To install the SKF Rotary Shaft Seal 28270, ensure the housing bore is smooth and clean. Use a seal driver or press to apply even force on the metal case outer diameter, pressing the seal squarely into the bore until it seats flush. Avoid damaging the nitrile lip during installation.

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 single-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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This SKF dual-lip oil seal features a metal case for smooth bore installation and a spring-loaded lip for enhanced sealing. With a 2.844 in inside diameter, 3.939 in outside diameter, and 0.5 in width, it is made of nitrile material. Designed for rotary shaft applications where two sealing lips help retain lubricants and exclude contaminants
SKF Rotary Shaft Seal: 1 Lip w/Spring, CRW1, Nitrile, 1.417 in ID, 2.616 in OD, 0.313 in Wd (MPN 14092)
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This SKF dual-lip oil seal features a metal case for smooth bore installations. It has a 2.438 in inside diameter, 3.35 in outside diameter, and 0.375 in width. The CRWA1 design uses nitrile material and is suitable for sealing rotating shafts in industrial equipment such as gearboxes, pumps, and motors
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