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 5895-01-367-6531
NSN 5835-01-486-0545
NSN 5998-01-233-1668
NSN 5960-01-056-3041
NSN 7035-00-991-6877
NSN 6610-01-280-9729
NSN 6620-01-420-7465
NSN 5910-01-350-8099
NSN 5996-01-472-2112
NSN 6130-00-274-8411
NSN 6130-01-424-4181
NSN 6645-00-079-1430