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 5965-01-182-3384
NSN 5930-00-111-8643
NSN 5950-00-170-6790
NSN 5990-00-811-8720
NSN 5935-01-438-4843
NSN 6150-01-160-2907
NSN 5985-00-578-7740
NSN 6610-01-526-2054
NSN 5835-01-652-0168
NSN 6105-01-425-3632
NSN 6150-00-871-9439
NSN 5935-01-235-8378