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 5965-01-444-3098
NSN 6320-00-779-5923
NSN 5930-00-931-0705
NSN 6240-01-547-5202
NSN 5835-01-572-9308
NSN 6135-01-327-0279
NSN 5935-01-257-2897
NSN 6145-01-089-6146
NSN 5905-01-457-5242
NSN 5985-01-619-3668
NSN 6220-01-621-8968
NSN 6620-00-902-5090