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 6320-01-232-4664
NSN 6105-01-327-4124
NSN 6685-00-955-0092
NSN 6650-01-508-3651
NSN 6610-01-137-1275
NSN 6150-01-176-9029
NSN 5975-01-655-9547
NSN 6620-01-204-9990
NSN 5950-01-156-4968
NSN 7035-01-545-6402
NSN 5835-01-066-5337
NSN 5910-01-403-2812