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 6110-01-566-1298
NSN 6320-00-483-0451
NSN 5990-01-437-4876
NSN 5835-01-470-7700
NSN 7035-01-143-0355
NSN 6130-00-142-9532
NSN 5910-00-054-5508
NSN 2925-01-633-4048
NSN 5999-01-446-8254
NSN 6150-01-121-1414
NSN 5965-00-083-8157
NSN 6135-00-932-3136