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 6105-01-089-4100
NSN 6620-01-311-3516
NSN 5925-01-344-2266
NSN 5915-00-568-9409
NSN 5950-00-900-0005
NSN 5905-00-277-7439
NSN 6620-00-780-7786
NSN 7035-01-601-7936
NSN 6320-00-238-9973
NSN 6645-00-418-2133
NSN 5835-01-209-6410
NSN 6610-01-534-2147