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 5930-01-032-5244
NSN 6685-00-722-3209
NSN 5945-00-492-5876
NSN 6685-00-470-8651
NSN 5920-00-952-1374
NSN 5905-00-013-1250
NSN 6620-00-401-4988
NSN 5915-01-479-8398
NSN 6610-01-632-2449
NSN 6135-01-439-8669
NSN 6685-01-124-3538
NSN 5835-00-155-1379