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 5996-00-477-6603
NSN 5950-01-287-8493
NSN 6620-00-236-7148
NSN 5930-00-932-4928
NSN 6105-00-404-5706
NSN 5930-00-165-4292
NSN 5895-00-079-2055
NSN 6150-00-528-4175
NSN 5935-00-910-6248
NSN 6650-00-067-3572
NSN 6240-01-275-4535
NSN 6320-01-592-4567