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 6645-01-182-4896
NSN 5855-01-619-9562
NSN 6620-00-922-2828
NSN 7035-01-483-7824
NSN 5945-01-268-4492
NSN 5930-01-250-6901
NSN 5960-01-632-6576
NSN 5985-00-577-2920
NSN 5999-00-492-5071
NSN 5935-00-848-7945
NSN 6105-01-100-3129
NSN 5945-00-783-9732