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 5930-01-208-5041
NSN 6130-01-029-4250
NSN 5835-01-254-8584
NSN 6610-01-318-6713
NSN 5935-00-674-5859
NSN 5996-01-217-3670
NSN 5960-01-474-4843
NSN 6130-01-642-3581
NSN 6645-01-514-7901
NSN 5930-01-474-2451
NSN 6145-00-734-4554
NSN 7035-00-465-3298