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 5935-01-462-5826
NSN 5855-00-466-2309
NSN 6130-00-196-5292
NSN 5990-01-581-5103
NSN 5935-00-394-9903
NSN 6110-00-193-2847
NSN 6620-01-633-8443
NSN 6645-01-236-6387
NSN 5935-01-362-5613
NSN 6685-01-176-5745
NSN 5855-01-184-8089
NSN 5925-01-359-3238