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 5965-01-425-5857
NSN 5960-00-557-0772
NSN 6135-00-191-6444
NSN 5965-01-423-8335
NSN 2925-01-497-4520
NSN 6130-00-217-1081
NSN 5960-01-041-9512
NSN 6620-01-203-3526
NSN 5930-00-810-8064
NSN 6110-01-227-3055
NSN 6685-01-528-1835
NSN 5945-01-484-9325