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 5998-01-656-2816
NSN 5855-00-247-7219
NSN 5985-01-392-5582
NSN 5935-01-535-3434
NSN 6135-01-614-8028
NSN 5910-01-544-3056
NSN 5835-00-911-6330
NSN 6110-00-818-2457
NSN 5960-01-151-1152
NSN 5996-00-988-8043
NSN 5915-00-971-5784
NSN 6320-01-384-7079