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 6240-00-851-4352
NSN 5996-01-306-4529
NSN 5905-01-444-0889
NSN 6220-01-487-3904
NSN 5905-00-529-0508
NSN 6685-00-162-2052
NSN 5960-01-224-7151
NSN 6110-01-437-6223
NSN 2925-01-228-6554
NSN 6145-01-099-0051
NSN 6145-01-211-7577
NSN 6135-00-484-8556