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 6220-00-643-4045
NSN 7035-01-517-1713
NSN 6135-01-508-3784
NSN 5935-00-628-7624
NSN 6645-01-196-6277
NSN 5930-01-418-2189
NSN 5905-01-571-3566
NSN 5855-01-444-5248
NSN 6620-00-123-4168
NSN 6645-01-448-6740
NSN 6240-00-255-6976
NSN 6130-01-312-6058