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 6320-01-177-3192
NSN 6220-00-710-3240
NSN 5999-00-248-7240
NSN 5999-01-133-5518
NSN 5945-01-341-0839
NSN 5920-01-367-9281
NSN 6220-00-682-8292
NSN 6320-01-072-2073
NSN 5996-00-392-7626
NSN 7035-01-398-3494
NSN 6220-01-395-5205
NSN 6620-00-562-6337