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 6105-01-225-7617
NSN 5945-01-168-8746
NSN 6645-01-569-0491
NSN 6130-00-635-9853
NSN 6645-00-960-6594
NSN 5915-01-238-1120
NSN 5960-01-628-2760
NSN 6145-00-596-8447
NSN 5990-00-650-9008
NSN 6145-01-213-0754
NSN 5975-01-473-0655
NSN 5945-01-634-0588