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 6685-00-493-9851
NSN 6220-00-797-7436
NSN 6650-01-399-0628
NSN 5855-01-250-2421
NSN 2925-01-386-7392
NSN 7035-00-126-1899
NSN 6110-01-274-5830
NSN 5925-01-133-3444
NSN 6110-01-244-3471
NSN 5985-00-648-2081
NSN 4140-01-400-3610
NSN 5996-01-125-5781