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 7035-00-803-3056
NSN 6645-01-644-8376
NSN 6620-01-364-0195
NSN 6685-01-317-3782
NSN 6685-01-441-1391
NSN 5935-01-477-7127
NSN 5910-01-415-1599
NSN 5920-00-187-0260
NSN 5855-01-255-1688
NSN 6220-00-818-6478
NSN 7035-00-104-7613
NSN 6130-00-557-7455