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 5945-01-475-9249
NSN 6645-00-171-9639
NSN 6320-00-456-0836
NSN 6130-01-121-0172
NSN 5990-00-258-0228
NSN 5990-00-952-7100
NSN 6610-00-633-4338
NSN 6620-00-411-0179
NSN 7035-00-238-3662
NSN
NSN 5915-01-587-1692
NSN 5920-01-588-9618