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 5990-00-116-6590
NSN 5960-01-407-1350
NSN 5985-01-623-3638
NSN 5996-01-423-8452
NSN 6320-00-450-7014
NSN 6240-01-159-5043
NSN 5960-01-433-7565
NSN 5965-01-320-0260
NSN 6220-01-371-8185
NSN 5925-00-678-3789
NSN 5855-01-047-2136
NSN 5975-00-149-7647