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 5990-00-835-5211
NSN 5998-01-658-5088
NSN 5910-00-209-6243
NSN 5965-01-216-8217
NSN 5960-00-239-0553
NSN 6610-00-127-4118
NSN 5905-01-656-9888
NSN 6320-01-428-9205
NSN 5835-00-904-6272
NSN 6145-01-293-5463
NSN 5855-01-591-0050
NSN 6650-00-674-1240