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 6110-01-515-7202
NSN 6240-01-144-3864
NSN 5935-01-655-3512
NSN 5920-01-296-8691
NSN 5985-01-596-4176
NSN 6685-00-725-5978
NSN 7035-01-508-5064
NSN 6685-01-418-3015
NSN 5990-01-270-3209
NSN 6610-01-469-2408
NSN 5835-00-233-6327
NSN 6650-00-266-6808