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 5935-01-449-9390
NSN 6130-00-966-9500
NSN 6150-01-370-1356
NSN 6145-00-840-6685
NSN 5910-00-581-9843
NSN 5999-00-034-1080
NSN 6220-01-232-1572
NSN 7035-01-033-3007
NSN 5930-00-758-6730
NSN 6145-00-537-7059
NSN 6650-00-601-8944
NSN 6135-01-202-8113