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 5895-00-768-0942
NSN 6240-01-067-6457
NSN 5965-00-153-5216
NSN 5930-00-633-8008
NSN 5935-00-186-8729
NSN 6685-01-569-0310
NSN 7035-00-215-3272
NSN 6135-00-484-8556
NSN 6110-01-394-1333
NSN 6130-01-255-6990
NSN 5965-01-467-0956
NSN 6110-00-900-3970