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 5855-00-446-5921
NSN 5920-01-586-4072
NSN 6110-00-946-1060
NSN 2925-00-704-1528
NSN 5905-00-717-5521
NSN 5925-01-209-1333
NSN 7035-01-403-2841
NSN 5935-01-467-3833
NSN 5910-01-233-5720
NSN 5960-01-127-5425
NSN 5925-01-339-3208
NSN 5985-01-374-7757