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 6645-01-179-0243
NSN 5915-01-629-3655
NSN 5998-01-028-3409
NSN 5935-01-487-5606
NSN 5990-00-983-1813
NSN 2925-01-510-9378
NSN 5930-00-171-8867
NSN 6105-01-245-8932
NSN 6150-00-950-3217
NSN 5998-01-330-7051
NSN 5996-01-038-2247
NSN 5895-00-089-5713