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 6220-00-856-3583
NSN 5930-01-481-9260
NSN 5990-01-341-5735
NSN 5985-01-612-2410
NSN 6105-00-526-8144
NSN 5855-01-372-4433
NSN 6685-01-089-6427
NSN 5925-00-274-3195
NSN 5998-01-118-2783
NSN 6620-01-449-8743
NSN 4140-00-155-8012
NSN 5965-01-043-9357