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 5920-00-092-0712
NSN 6150-00-444-9663
NSN 5905-01-482-3070
NSN 6645-01-364-1845
NSN 5910-01-232-0497
NSN 6610-01-485-8973
NSN 5996-01-652-1210
NSN 5950-01-537-7142
NSN 6135-01-554-8523
NSN 6110-01-265-2692
NSN 6685-00-974-8140
NSN 6220-00-088-0580