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 6105-01-474-1054
NSN 5950-00-917-5057
NSN 7035-01-174-1029
NSN 5835-00-939-7470
NSN 5945-00-526-0310
NSN 5935-00-021-6791
NSN 5910-01-279-2595
NSN 5925-01-289-7620
NSN 6135-00-152-8729
NSN 7035-01-549-5462
NSN 6685-01-206-4615
NSN 6105-00-275-0826