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 6110-01-392-7047
NSN 6610-01-085-1364
NSN 6610-00-112-2698
NSN 5895-00-235-2340
NSN 6105-00-995-4636
NSN 5998-00-966-6405
NSN 6610-01-367-4695
NSN 5996-01-113-7960
NSN 6130-00-430-1235
NSN 5996-01-146-4202
NSN 6320-01-393-7022
NSN 5915-01-356-9118