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 5965-00-471-5018
NSN 5895-00-125-0834
NSN 2925-01-544-4880
NSN 6650-01-234-7012
NSN 6135-00-676-5807
NSN 5985-01-465-6866
NSN 5925-01-438-1483
NSN 5915-00-594-7786
NSN 5975-00-233-6301
NSN 6135-01-068-0119
NSN 5910-00-466-8053
NSN 6650-01-382-8569