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 5910-01-157-9687
NSN 5996-01-240-7085
NSN 7035-01-226-2545
NSN 5990-01-425-2175
NSN 7035-00-320-5644
NSN 5985-01-534-7188
NSN 5975-01-422-0784
NSN 6150-00-783-3712
NSN 6110-01-003-4607
NSN 6130-01-268-1436
NSN 5950-00-761-3819
NSN 5990-01-486-2556