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 2925-00-862-8550
NSN 6620-00-292-7000
NSN 5965-00-226-7870
NSN 6240-00-218-1480
NSN 7035-00-413-0992
NSN 4140-01-243-5817
NSN 4140-01-382-9925
NSN 5930-01-199-1645
NSN 5998-00-981-5434
NSN 5998-00-546-2775
NSN 5920-01-605-3232
NSN 6150-01-188-0106