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 5905-01-003-4247
NSN 6650-01-466-2704
NSN 5925-01-060-2342
NSN 5925-01-614-9134
NSN 5985-01-153-2657
NSN 6610-01-556-0534
NSN 6150-00-683-5349
NSN 6135-01-394-4160
NSN 5945-01-444-4293
NSN 6110-01-342-9343
NSN 5945-00-724-5604
NSN 6650-01-217-0303