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 6610-01-580-2667
NSN 5985-00-277-7371
NSN 5945-01-208-4943
NSN 6685-01-532-7050
NSN 5930-00-162-6065
NSN 5985-00-446-6132
NSN 5950-01-385-1099
NSN 5835-01-258-7866
NSN 5855-01-513-1859
NSN 5925-01-421-4473
NSN 5945-01-054-3722
NSN 6105-01-176-9930