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 5935-01-059-8687
NSN 5950-01-036-2062
NSN 6645-01-416-8429
NSN 5930-00-222-8476
NSN 5910-01-328-3024
NSN 5990-01-252-8175
NSN 5960-01-089-8155
NSN 6135-01-351-2690
NSN 6645-01-137-1684
NSN 6150-01-013-9492
NSN 6645-01-113-2525
NSN 6650-01-573-7165