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 7035-01-528-3134
NSN 6110-01-384-3125
NSN 5998-01-367-6718
NSN 6145-00-726-0637
NSN 5990-01-414-7618
NSN 5905-01-110-3677
NSN 5996-00-209-5267
NSN 6650-00-698-5869
NSN 6645-01-076-4655
NSN 5915-01-593-8937
NSN 7035-00-371-7749
NSN 6145-01-102-8020