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 5905-01-328-7370
NSN 6135-00-161-0746
NSN 5855-01-486-7538
NSN 6220-01-590-0137
NSN 5985-01-578-5701
NSN 6240-01-223-4917
NSN 6135-00-262-6807
NSN 5950-00-219-7864
NSN 5999-00-274-6294
NSN 6650-00-842-5463
NSN 5950-00-021-5593
NSN 5915-00-838-7340