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 5935-01-083-8094
NSN 6620-00-357-1157
NSN 5965-01-311-0094
NSN 5945-00-912-4903
NSN 6130-00-419-3642
NSN 5990-00-731-7458
NSN 5835-01-515-6537
NSN 5905-01-115-0696
NSN 7035-01-633-9537
NSN 6610-00-836-9437
NSN 6240-01-245-2291
NSN 5945-01-444-9638