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 6135-01-280-2883
NSN 5835-00-275-0584
NSN 6145-01-420-0071
NSN 5895-01-311-7656
NSN 5990-01-600-5989
NSN 5945-00-648-0552
NSN 5905-01-608-0635
NSN 6620-00-610-1272
NSN 5998-01-525-5674
NSN 6320-01-592-4567
NSN 6135-01-236-8603
NSN 5990-01-432-9844