A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6620-01-323-5275
NSN 5965-01-537-0023
NSN 6240-01-322-4887
NSN 5975-00-086-8300
NSN 5910-00-873-2734
NSN 7035-00-849-5526
NSN 6620-01-288-4922
NSN 6135-01-100-3593
NSN 5999-01-080-5341
NSN 6650-01-219-9411
NSN 6135-00-754-8191
NSN 5950-01-411-6124