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 6145-00-387-5459
NSN 5930-01-632-8041
NSN 6320-00-788-5297
NSN 6610-01-179-0116
NSN 5935-01-179-5434
NSN 5910-01-585-1178
NSN 6240-00-107-8192
NSN 5945-01-361-8449
NSN 5905-01-590-1639
NSN 5990-00-155-2306
NSN 5985-00-008-6754
NSN 5945-01-512-9376