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 5895-01-014-5849
NSN 6105-00-527-2193
NSN 6650-00-754-2276
NSN 5996-00-784-7912
NSN 5999-00-934-9876
NSN 5945-01-553-0313
NSN 7035-01-596-5381
NSN 5960-01-413-3877
NSN 6320-01-449-1014
NSN 5985-00-250-0165
NSN 5910-00-255-6228
NSN 6620-00-568-3947