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 6220-01-431-3075
NSN 5920-01-367-9281
NSN 5990-01-658-9964
NSN 5965-00-877-9197
NSN 5920-01-063-9116
NSN 6620-01-647-9935
NSN 5910-01-471-3168
NSN 6645-01-237-2568
NSN 6150-01-135-6058
NSN 5996-01-363-7130
NSN 5905-01-472-4399
NSN 5930-01-385-9952