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 5925-01-191-4068
NSN 6320-01-449-1014
NSN 6105-01-462-1657
NSN 6650-00-905-9317
NSN 5930-01-184-7783
NSN 6110-01-055-6442
NSN 6130-01-157-9307
NSN 7035-00-142-9076
NSN 5998-00-418-8835
NSN 6150-01-200-7935
NSN 6105-01-147-5170
NSN 5960-01-161-4754