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 6110-01-200-0997
NSN 5895-00-932-1577
NSN 6130-00-280-3696
NSN 6240-01-443-0519
NSN 6135-01-069-2482
NSN 5915-01-275-1282
NSN 6620-00-278-7313
NSN 5930-01-465-8451
NSN 5930-01-459-9986
NSN 6320-01-511-1526
NSN 6685-01-284-8555
NSN 6145-01-241-7695