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 5835-00-451-2982
NSN 5990-01-503-0194
NSN 6240-01-252-8850
NSN 5835-01-388-5198
NSN 6620-01-217-3216
NSN 6610-01-310-3313
NSN 5905-00-874-9517
NSN 5855-01-588-6065
NSN 5935-01-310-8616
NSN 5975-01-286-4848
NSN 6135-01-525-1351
NSN 6105-01-400-0895