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 5998-00-843-1125
NSN 5915-01-585-4204
NSN 6150-01-010-3400
NSN 5998-01-401-5396
NSN 7035-00-281-4082
NSN 5930-01-524-3818
NSN 5985-00-636-8689
NSN 5905-01-630-7838
NSN 5930-00-036-6195
NSN 5990-00-901-6720
NSN 5996-01-067-4125
NSN 5998-01-634-0604