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 6145-00-946-6950
NSN 5965-01-467-3417
NSN 5965-01-139-5472
NSN 4140-00-136-9214
NSN 5910-00-027-7464
NSN 5925-01-537-1140
NSN 6105-01-332-4724
NSN 6135-01-386-5709
NSN 6685-01-012-7556
NSN 5965-01-412-5946
NSN 5835-00-275-0584
NSN 4140-01-476-6466