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 5998-01-409-2874
NSN 6110-01-555-7446
NSN 5930-01-261-6790
NSN 5895-01-025-0971
NSN 5935-01-622-0658
NSN 5996-01-511-0458
NSN 6130-00-090-9313
NSN 6610-00-865-3848
NSN 5960-00-805-6812
NSN 5925-01-187-0695
NSN 4140-01-203-5128
NSN 5999-01-646-0541