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 5985-00-754-0658
NSN 6610-00-301-6365
NSN 5960-01-622-0393
NSN 5985-00-899-2153
NSN 5895-01-420-3413
NSN 5925-00-839-7879
NSN 5985-01-188-7281
NSN 5935-01-167-7790
NSN 6645-00-960-6594
NSN 5835-01-550-5094
NSN 6150-00-728-9764
NSN 5905-01-217-8283