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 5996-01-251-1149
NSN 6135-01-041-3829
NSN 5965-00-706-7005
NSN 5975-00-285-0907
NSN 5910-01-435-5531
NSN 5950-01-642-7304
NSN 5920-00-412-0022
NSN 7035-01-268-0933
NSN 6685-00-116-0300
NSN 5855-01-279-9938
NSN 5960-01-177-0338
NSN 6320-01-436-0513