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 5910-01-141-7666
NSN 6645-01-210-8180
NSN 7035-01-085-5955
NSN 5975-01-459-3945
NSN 6645-01-381-2050
NSN 5835-00-830-6416
NSN 5930-01-590-9078
NSN 7035-00-003-7518
NSN 6110-01-578-7369
NSN 7035-01-548-3126
NSN 5910-01-099-7973
NSN 5855-01-530-4147