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 5996-01-159-7866
NSN 5895-01-481-3952
NSN 6220-00-954-4897
NSN 6685-01-596-8716
NSN 6240-01-364-0815
NSN 5990-00-642-9930
NSN 6130-01-065-3723
NSN 5975-00-389-6958
NSN 5855-01-411-3360
NSN 6620-01-453-9971
NSN 7035-01-142-8036
NSN 5990-00-249-7887