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 2925-01-552-7151
NSN 6105-01-323-1416
NSN 5910-01-300-8930
NSN 6220-01-577-0041
NSN 6105-01-154-9432
NSN 4140-00-230-4252
NSN 6620-00-479-9425
NSN 7035-01-361-4176
NSN 5930-01-086-5993
NSN 6145-00-320-4855
NSN 6650-01-237-4689
NSN 6105-00-117-3966