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 6645-01-383-7362
NSN 5930-01-349-0999
NSN 6150-00-902-3313
NSN 5998-01-528-0624
NSN 6650-01-514-0240
NSN 6220-01-073-8329
NSN 5910-01-521-8498
NSN 5895-01-179-7021
NSN 5985-00-178-1143
NSN 5910-00-036-6648
NSN 6110-00-161-2310
NSN 6150-01-016-9688