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 7035-00-193-2269
NSN 5998-01-553-3428
NSN 5920-01-166-2837
NSN 6150-01-639-8152
NSN 6135-01-142-6456
NSN 6650-00-769-3003
NSN 5960-01-252-8821
NSN 5835-00-289-9080
NSN 6130-01-447-3164
NSN 5905-01-085-7013
NSN 5935-01-262-6946
NSN 5965-01-104-5102