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 6130-00-926-0860
NSN 5855-01-505-9158
NSN 6620-01-375-2712
NSN 5930-01-411-4980
NSN 6105-01-242-2461
NSN 5965-01-550-5587
NSN 6320-00-681-1324
NSN 5945-00-753-5127
NSN 6220-01-061-3615
NSN 5960-01-071-6267
NSN 6240-01-562-1309
NSN 2925-01-391-9247