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 6685-01-245-9862
NSN 5996-01-380-1867
NSN 6150-01-174-5568
NSN 5925-01-119-1103
NSN 5945-01-461-8494
NSN 6240-00-275-1950
NSN 6240-01-329-7228
NSN 5910-01-167-5106
NSN 6240-01-245-4708
NSN 6150-00-411-2063
NSN 6645-00-836-2984
NSN 2925-01-554-5246