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 5996-01-513-3919
NSN 7035-00-922-5700
NSN 5950-01-073-4702
NSN 5960-01-621-5699
NSN 5950-01-311-8757
NSN 5835-01-359-2575
NSN 5855-01-088-8700
NSN 6135-01-570-4284
NSN 5930-00-125-9336
NSN 5945-01-577-7071
NSN 6320-00-295-2854
NSN 6150-00-046-2425