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 6105-00-111-0851
NSN 5999-01-072-5609
NSN 5925-01-161-3265
NSN 6320-00-082-5868
NSN 2925-00-555-4578
NSN 6645-00-954-2822
NSN 6105-01-528-7557
NSN 6135-01-151-2705
NSN 6320-01-247-0898
NSN 6150-00-538-9506
NSN 5905-01-200-2052
NSN 6650-01-524-6791