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 2925-00-253-1655
NSN 6610-01-090-5908
NSN 6105-01-358-4035
NSN 6645-01-567-8282
NSN 6650-01-529-6416
NSN 5996-01-516-2218
NSN 5855-01-318-5175
NSN 6110-01-390-5773
NSN 6145-01-075-7288
NSN 5999-00-034-7772
NSN 5990-01-386-3040
NSN 5985-01-509-8512