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 2925-01-088-3612
NSN 7035-01-027-8569
NSN 5996-01-311-4424
NSN 6105-01-492-6547
NSN 5998-00-325-3071
NSN 5965-01-633-4899
NSN 6620-00-867-6156
NSN 5960-01-332-9695
NSN 6110-01-645-9391
NSN 5985-00-169-1555
NSN 6130-01-229-8896
NSN 6610-00-527-8892