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 6135-00-221-4720
NSN 6650-01-179-1842
NSN 6135-01-328-6583
NSN 5965-01-170-9891
NSN 6610-01-265-1824
NSN 6650-00-641-3556
NSN 7035-01-330-6768
NSN 6320-00-295-2854
NSN 5999-01-415-3897
NSN 5920-00-546-5624
NSN 6620-00-646-9474
NSN 5915-01-269-7972