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 5905-00-597-4124
NSN 5975-01-447-4060
NSN 6610-00-244-6741
NSN 5975-01-539-7092
NSN 6110-01-003-4607
NSN 6650-01-155-3292
NSN 5996-00-404-7813
NSN 6685-01-199-1304
NSN 6645-01-076-4655
NSN 5990-01-411-5930
NSN 7035-01-149-7502
NSN 7035-01-552-8475