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 5855-00-156-5489
NSN 5945-01-250-5634
NSN 5975-00-867-4780
NSN 5950-00-597-3661
NSN 6135-01-370-9441
NSN 6110-00-870-5808
NSN 6105-01-399-8556
NSN 6240-00-624-8440
NSN 6220-00-682-8292
NSN 6645-01-231-2432
NSN 5920-01-531-1927
NSN 5999-00-362-1965