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 7035-00-337-8745
NSN 6685-01-057-0768
NSN 6135-01-092-4734
NSN 6135-00-078-9931
NSN 5985-00-419-0342
NSN 6620-01-010-7337
NSN 6105-01-556-2317
NSN 5925-01-512-6798
NSN 5935-00-914-4083
NSN 5920-01-034-7221
NSN 5925-01-145-5484
NSN 5920-00-137-8939