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 5998-00-578-2448
NSN 5945-01-393-7346
NSN 5915-01-144-3221
NSN 6220-00-801-3872
NSN 6145-00-024-6683
NSN 5915-00-984-5665
NSN 6610-01-275-9771
NSN 5999-01-411-4352
NSN 5998-01-306-4788
NSN 6110-00-111-3559
NSN 5905-01-230-7087
NSN 6240-01-627-0968