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 5855-01-575-0061
NSN 6130-00-413-4683
NSN 5945-01-245-1370
NSN 6610-00-186-9180
NSN 6145-01-233-7827
NSN 6320-01-157-4400
NSN 6685-01-472-8067
NSN 5945-00-173-3471
NSN 5930-01-007-0652
NSN 6240-01-120-7472
NSN 5895-00-010-7966
NSN 5930-01-474-2871