Product Description
Backup Rings
- Size#222 = 1-1/2 ID x 1-3/4 OD x 1/8 CS
- Back-up rings are used in conjunction with O-ring for both static and dynamic sealing applications. They prevent extrusion of the O-ring when it is subjected to high pressures, or when the extrusion gaps are excessive. Wherever possible two Back-up rings should be used, one on each side of the O-ring. Temperature range -58 F to 248 F with intermittent service to 600 F. Color Black
- 90 Durometer hardness
Price is $0.21 each minimum purchase 10 pcs
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Backup rings
These backup rings were exactly what I ordered and fit perfectly. The customer service is absolutely awesome and a real person.