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 6220-00-199-3453
NSN 2925-00-870-2372
NSN 5996-00-372-4528
NSN 7035-01-359-6108
NSN 6135-00-078-9931
NSN 6220-01-320-0602
NSN 6620-00-829-1914
NSN 7035-01-472-5762
NSN 5925-01-328-6237
NSN 5835-01-565-3411
NSN 5996-00-140-2514
NSN 5855-00-058-1293