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 5985-01-547-3652
NSN 5895-01-459-8632
NSN 5999-01-101-1769
NSN 6620-00-456-9539
NSN 5855-01-456-0355
NSN 5996-01-275-0706
NSN 5996-01-633-7979
NSN 5950-01-045-5460
NSN 4140-01-254-2739
NSN 5975-01-194-2521
NSN 7035-01-330-3768
NSN 6650-01-128-8438