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 5975-01-631-1786
NSN 5975-01-211-7705
NSN 5935-01-095-2494
NSN 6105-01-087-0454
NSN 6620-01-540-6913
NSN 6145-01-242-6263
NSN 5895-00-825-1780
NSN 5835-01-123-8305
NSN 5998-01-103-8779
NSN 6320-01-141-3791
NSN 6135-01-278-9717
NSN 6320-00-790-4844