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 5855-01-441-3189
NSN 5960-01-550-8038
NSN 5950-01-539-2735
NSN 5935-01-132-2214
NSN 6110-01-421-2308
NSN 6685-00-125-4472
NSN 5965-01-470-0393
NSN 5895-00-530-5310
NSN 6150-01-525-6653
NSN 5895-00-106-1239
NSN 6240-01-167-1060
NSN 5975-00-061-7035