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 6135-01-121-3225
NSN 6110-00-472-4639
NSN 4140-01-436-9282
NSN 6620-01-494-2929
NSN 7035-01-263-5463
NSN 5975-01-198-5615
NSN 6135-01-581-1039
NSN 7035-01-127-0147
NSN 5990-01-558-4536
NSN 6240-01-224-4125
NSN 5920-00-420-1737
NSN 6110-01-011-6824