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 5975-01-216-0967
NSN 6130-01-028-4028
NSN 5905-00-819-5185
NSN 5835-00-902-8680
NSN 6130-01-441-1746
NSN 5990-01-052-5970
NSN 5998-01-174-6951
NSN 2925-00-055-9601
NSN 6650-01-462-0830
NSN 6110-00-686-4685
NSN 6145-00-382-6199
NSN 5925-00-004-5817