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 6135-01-659-3426
NSN 5910-00-284-8877
NSN 5996-01-293-9220
NSN 6645-00-917-2143
NSN 5895-01-533-2678
NSN 5950-01-211-8098
NSN 5910-01-523-5605
NSN 6110-00-405-7554
NSN 5960-01-381-4692
NSN 6320-01-294-7161
NSN 6150-01-306-0711
NSN 5910-01-423-7711