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 5920-01-394-5003
NSN 6620-01-232-6241
NSN 5965-01-173-7521
NSN 5910-01-550-4674
NSN 5990-01-040-1320
NSN 6150-01-268-7150
NSN 6320-01-264-2433
NSN 6135-01-604-8739
NSN 6650-01-171-0779
NSN 6105-00-542-7948
NSN 7035-01-435-7962
NSN 5985-01-411-8658