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 5960-01-212-8118
NSN 5975-00-724-3147
NSN 4140-01-591-4012
NSN 5895-00-258-9135
NSN 5915-00-617-3410
NSN 7035-01-558-9086
NSN 5945-00-141-0160
NSN 5975-00-117-5630
NSN 2925-00-152-1825
NSN 5975-00-424-3403
NSN 5905-01-361-5503
NSN 5960-01-160-3437