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 5855-00-494-9581
NSN 6620-01-222-5555
NSN 5910-01-066-6271
NSN 6240-01-424-3090
NSN 6620-01-515-6269
NSN 6135-01-418-4156
NSN 5965-01-431-7377
NSN 6320-00-331-7138
NSN 5915-01-408-3435
NSN 5960-01-498-0572
NSN 5935-01-388-0162
NSN 5996-01-476-7550