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 5975-01-367-5634
NSN 6685-00-725-3958
NSN 2925-01-140-1015
NSN 5975-01-049-5781
NSN 6130-01-259-8415
NSN 6105-01-189-8822
NSN 6685-01-552-6111
NSN 5905-00-980-7789
NSN 6110-01-061-8597
NSN 5855-01-147-4785
NSN 7035-00-283-3112
NSN 4140-00-083-1121