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 5925-01-310-9632
NSN 6145-01-413-0766
NSN 7035-01-327-6130
NSN 5925-01-200-7255
NSN 6150-00-067-5957
NSN 5935-01-113-6867
NSN 5915-01-259-3385
NSN 5998-00-989-2591
NSN 7035-00-179-3924
NSN 5965-01-127-3890
NSN 5915-00-233-7592
NSN 5910-01-539-1959