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 5910-01-266-1996
NSN 5999-01-462-0590
NSN 6130-01-619-0622
NSN 5905-00-983-6014
NSN 5925-00-647-3469
NSN 5975-00-383-1384
NSN 6130-00-087-7857
NSN 5965-01-571-0309
NSN 7035-01-419-4317
NSN 6240-01-604-8065
NSN 6320-01-253-9585
NSN 6220-01-381-1793