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 6685-01-596-5391
NSN 5990-01-184-5346
NSN 5930-01-467-9286
NSN 5975-00-766-5614
NSN 5990-01-210-9788
NSN 6240-01-365-1337
NSN 5975-01-267-8303
NSN 5855-01-620-0958
NSN 6320-01-096-6649
NSN 5985-01-324-1327
NSN 5835-01-380-1626
NSN 5905-00-989-5574