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 6220-01-219-9670
NSN 6130-01-122-8051
NSN 5925-01-351-9405
NSN 5960-01-449-5726
NSN 7035-01-307-5366
NSN 5905-01-537-5672
NSN 6685-01-423-1464
NSN 5905-01-594-2232
NSN 5905-01-397-8577
NSN 6145-00-419-0550
NSN 5999-00-700-5872
NSN 5855-00-797-8217