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 5985-00-361-8863
NSN 2925-01-032-3814
NSN 6650-00-101-0559
NSN 5965-01-283-2531
NSN 5855-01-213-9076
NSN 4140-01-612-8388
NSN 5999-01-221-7676
NSN 5930-00-055-0382
NSN 6150-01-501-8713
NSN 6105-01-102-8658
NSN 7035-01-204-7481
NSN 6110-00-068-8700