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 5999-01-459-8029
NSN 6620-00-239-6153
NSN 6220-00-215-6358
NSN 6105-00-337-0904
NSN 7035-01-087-7727
NSN 6240-01-237-5430
NSN 5945-00-918-4268
NSN 6130-01-299-9893
NSN 6220-00-274-8541
NSN 6645-01-296-4223
NSN 4140-00-991-0766
NSN 6685-01-549-8881