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 5950-00-984-4094
NSN 6130-01-445-6165
NSN 5965-01-495-0316
NSN 6240-01-469-0074
NSN 5998-01-349-8652
NSN 5985-01-200-6830
NSN 5975-01-217-6922
NSN 2925-01-026-1000
NSN 6150-01-548-9228
NSN 5975-00-433-1034
NSN 6610-01-359-7113
NSN 5990-01-142-0538