A metallic item, cylindrical, with or without a flange at one end. It is designed to be inserted into a hole to reduce friction and/or the inside diameter of the hole, and protect the surrounding body structure from damage resulting from stress, strain and/or vibration. It must have a through hole parallel to its axis. It is designed for subsequent drilling operation. For items that are tapered see bushing (1), tapered. Excludes bushing, sleeve.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 6685-01-450-7744
NSN 5930-01-518-4628
NSN 6685-01-346-7677
NSN 5950-01-523-4627
NSN 5950-01-237-3406
NSN 5930-00-161-4417
NSN 5998-01-065-2393
NSN 5975-01-565-1324
NSN 5975-01-039-6298
NSN 6650-01-221-1983
NSN 6685-01-017-3046
NSN 2925-00-635-6907