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 6110-00-763-4899
NSN 5895-01-071-4441
NSN 5965-00-196-7320
NSN 6105-00-911-6611
NSN 6145-00-596-8447
NSN 6105-00-418-2222
NSN 6135-00-347-0595
NSN 5998-00-532-3072
NSN 5930-01-311-3610
NSN 6135-00-334-4500
NSN 6135-01-512-8740
NSN 5930-01-431-3498