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 5935-01-493-2981
NSN 5925-01-344-0518
NSN 5855-01-587-6166
NSN 6610-00-242-3160
NSN 5910-00-528-9714
NSN 5930-01-436-8146
NSN 5895-01-427-3727
NSN 6135-00-715-4001
NSN 5925-00-826-1628
NSN 5996-01-390-7729
NSN 4140-00-635-9195
NSN 6650-00-820-4577