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 6645-01-292-9778
NSN 5855-01-020-7982
NSN 6320-01-422-1212
NSN 5910-01-395-8710
NSN 7035-01-196-3445
NSN 5855-01-187-2293
NSN 5855-01-464-3152
NSN 5915-01-510-3867
NSN 5960-00-706-9224
NSN 5905-00-775-4733
NSN 6110-01-309-0060
NSN 6240-01-633-4456