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 6150-01-507-2316
NSN 6145-01-468-5060
NSN 6150-00-635-9303
NSN 6130-01-224-7954
NSN 5965-01-539-4304
NSN 5999-00-509-1076
NSN 6135-01-544-2630
NSN 6220-00-220-5617
NSN 5950-00-729-0911
NSN 4140-01-449-2903
NSN 7035-01-463-9855
NSN 5910-01-336-3222