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 5960-00-584-4553
NSN 5925-00-553-2500
NSN 5910-01-321-2919
NSN 6220-00-406-0024
NSN 5975-00-223-8652
NSN 5999-00-925-1887
NSN 6135-01-435-8451
NSN 5855-00-763-2155
NSN 5990-00-944-3568
NSN 5990-01-594-7470
NSN 6130-01-423-9287
NSN 5975-00-795-7934