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 6145-01-645-0111
NSN 5935-01-595-7624
NSN 7035-01-449-1189
NSN 5975-01-347-6404
NSN 5985-01-398-0246
NSN 5998-00-932-2043
NSN 5996-01-129-1894
NSN 5960-01-296-8542
NSN 6645-01-159-8787
NSN 5935-01-307-4506
NSN 6105-01-116-6428
NSN 6645-01-058-3817