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 6645-00-514-3523
NSN 5950-01-264-4381
NSN 5975-00-281-1001
NSN 5920-00-060-3290
NSN 5895-01-444-2202
NSN 6150-01-585-3757
NSN 5910-01-463-8455
NSN 6220-00-973-9416
NSN 5920-01-367-9281
NSN 7035-01-658-1623
NSN 5910-00-346-5917
NSN 4140-01-514-6561