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 5985-01-377-3388
NSN 6685-01-643-2611
NSN 5998-01-647-1554
NSN 6685-01-303-5159
NSN 6110-01-446-7482
NSN 6150-01-299-2106
NSN 5910-01-507-8775
NSN 5895-01-089-7518
NSN 6105-01-060-3539
NSN 6240-00-251-5235
NSN 5905-01-141-8547
NSN 6110-01-591-5195