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 6135-01-321-5659
NSN 5855-01-626-0921
NSN 5935-01-534-9996
NSN 6145-00-663-6133
NSN 6110-00-216-6911
NSN 5985-01-569-6992
NSN 5999-01-223-2712
NSN 6645-00-315-9254
NSN 6105-00-498-0059
NSN 4140-01-275-5234
NSN 5905-00-064-3346
NSN 5855-01-371-9776