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 6620-01-546-4942
NSN 5965-00-289-6280
NSN 5935-01-092-8167
NSN 5905-01-309-1742
NSN 5920-01-320-1337
NSN 5935-00-279-1778
NSN 6610-01-224-7675
NSN 6150-00-434-5751
NSN 6135-00-196-5267
NSN 6105-01-442-7801
NSN 5935-01-018-4637
NSN 5895-01-100-3759