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 5910-01-394-8444
NSN 6620-01-030-6495
NSN 5999-01-433-2811
NSN 5996-00-849-7532
NSN 6150-01-599-9165
NSN 6240-00-054-6540
NSN 5855-00-862-3345
NSN 6645-01-647-6207
NSN 6650-01-013-3243
NSN 6650-01-601-8194
NSN 6645-01-468-4990
NSN 5920-01-406-3157