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 5925-01-424-8343
NSN 6130-00-392-4080
NSN 2925-01-076-5219
NSN 5975-01-422-5755
NSN 5905-01-501-9000
NSN 5975-01-355-4679
NSN 5999-01-378-7196
NSN 7035-00-535-8109
NSN 5965-01-365-7470
NSN 5920-01-035-2503
NSN 5985-01-634-0635
NSN 5930-01-480-7147