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 6135-01-238-2878
NSN 5835-01-475-3101
NSN 5910-01-145-4297
NSN 6135-01-184-0727
NSN 6650-01-300-9670
NSN 5998-00-990-6437
NSN 6685-00-763-8074
NSN 5895-01-641-8869
NSN 5835-01-610-5744
NSN 6685-00-102-7769
NSN 2925-01-442-4171
NSN 5910-00-472-0281