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 5855-00-466-2309
NSN 6220-01-437-9085
NSN 6650-01-142-7673
NSN 6685-01-517-3952
NSN 7035-00-870-0290
NSN 6110-00-825-1652
NSN 6150-01-216-2760
NSN 6145-01-326-8004
NSN 7035-01-036-0236
NSN 5895-00-100-4877
NSN 6130-00-463-9509
NSN 5965-01-511-5392