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 6145-01-386-3976
NSN 7035-01-150-1917
NSN 6105-00-233-7312
NSN 5996-00-525-1777
NSN 5910-01-453-0238
NSN 6240-01-509-7416
NSN 5915-01-299-3023
NSN 7035-01-317-7186
NSN 5985-00-315-1483
NSN 5910-01-474-5149
NSN 5835-01-193-6192
NSN 5975-01-076-6697