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 6610-00-483-9810
NSN 5910-00-330-9347
NSN 5935-00-617-5404
NSN 6105-01-470-2858
NSN 5950-01-513-3806
NSN 5915-01-255-9051
NSN 6130-01-088-4797
NSN 5965-01-085-6158
NSN 5855-01-550-4724
NSN 6650-01-301-8806
NSN 5990-01-202-5086
NSN 6320-01-495-4170