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 5930-00-999-9755
NSN 5920-01-437-7513
NSN 5935-01-387-7010
NSN 5915-00-780-5398
NSN 5965-01-174-6995
NSN 6110-01-167-8906
NSN 6130-01-227-5538
NSN 5920-01-168-7810
NSN 6130-01-647-8588
NSN 6135-00-145-8884
NSN 5985-01-158-0638
NSN 6135-01-633-8502