What is a CR seal?

Founded in 1878 as Chicago Rawhide, CR Seals has one of the longest histories in the seal industry. For the last 110+ years, CR Seals has been setting performance and service life standards for industrial and automotive shaft seals. CR Seals is represented as Power Transmission Seals in SKF.

How do I know my oil seal size?

The standard format is Inner size, Outer size, Width, all measured in millimeters. So, for example, a metric oil seal stamped with 25 45 5 has an inner ring size of 25mm, an outer measurement of 45mm, and a width of 5mm.

What are the types of oil seals?

Below is the chart for Oil Seal Materials selection:

• Aflas® (TFE/P)
• Carboxylated Nitrile (XNBR)
• Viton® (Fluoropolymer FKM)
• Fluorinated Ethylene – Propylene (FEP)
• Fluorosilicone (FVMQ)
• Hydrogenated Nitrile (HNBR) or Highly Saturated Nitrile (HSN)
• Nitrile (NBR) Buna-N & Low-Temp.
• Polyacrylate (ACM)

How are part numbers arranged in Timken seal interchange?

Using the TIMKEN SEAL INTERCHANGE • The Timken Seal Interchange lists manufacturer’s part numbers, manufacturer name and the corresponding Timken part number. • It is arranged in numeric-alphabetical sequence. • Numbers are sorted ahead of letters in the same position; hyphens precede numbers or letters in the same position.

What kind of seals does SKF seals Master interchange use?

SKF Seals Master Interchange Includes large diameter seals, split seals, heavy duty Waveseals, hydraulic/ pneumatic, metric seals, SPEEDI-SLEEVE, Scotseals, and hubcaps SKF is your source for a wide range of products covering various industries.

How to find the part number of a CR seal?

Search by Part No. allows for look-up of any SKF CR Seals Part Number that is part of the current CR Seals Handbook. Just enter the part number and click Search. The desired displayed units of Inch or Millimeters can be selected. This search feature will also link any old / superseded part number to their current CR Seals Part Number.

How to interchange a grease seal with a SKF number?

In some cases more than one SKF number appears as an interchange. Example: A1805A495R-STD…………..29906 or 480300 Items with a symbol • are Scotseals or Scotseal components. Where a grease seal can be used as an option, listing is as follows. Examples: • 35066 •39420