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 5905-01-363-7241
NSN 6105-01-191-5016
NSN 6130-01-258-3683
NSN 5930-00-387-1068
NSN 5925-00-553-9899
NSN 5965-01-310-5695
NSN 6620-00-269-8950
NSN 5895-01-227-1603
NSN 5975-00-477-7197
NSN 5998-00-408-0832
NSN 5855-00-631-4565
NSN 6110-01-447-1860