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 6320-00-036-3688
NSN 6610-01-546-9693
NSN 6135-01-347-9045
NSN 5945-01-443-0570
NSN 5996-01-275-5712
NSN 5925-01-416-8176
NSN 5990-01-343-4868
NSN 6110-01-644-5923
NSN 6220-00-092-7758
NSN 6110-01-020-4309
NSN 5905-01-301-6694
NSN 6220-01-464-3040