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 5855-01-547-3875
NSN 5965-01-609-4021
NSN 5935-01-482-9026
NSN 5960-00-148-4493
NSN 2925-00-777-2902
NSN 6220-00-146-3226
NSN 6240-01-301-8668
NSN 5960-01-236-6389
NSN 6130-01-139-4491
NSN 6650-01-406-7141
NSN 5985-01-409-0790
NSN 5910-00-701-5044