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 5915-01-364-2251
NSN 6610-01-181-4398
NSN 5935-01-245-5436
NSN 7035-00-295-0451
NSN 5835-00-262-6146
NSN 5960-00-429-9488
NSN 4140-01-201-0534
NSN 5925-01-157-9950
NSN 5945-01-510-5730
NSN 6105-00-115-1574
NSN 5930-00-292-1089
NSN 6645-01-166-3788