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 5985-01-016-9272
NSN 5990-00-959-8280
NSN 6105-00-402-2355
NSN 6135-00-728-9860
NSN 6320-01-558-8844
NSN 6130-00-153-3136
NSN 5945-01-473-1821
NSN 6320-01-129-9656
NSN
NSN 6620-01-184-7384
NSN 6645-00-140-5173
NSN 5950-01-076-4772