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 6220-01-517-5606
NSN 6105-01-205-0301
NSN 6645-00-244-0359
NSN 5935-01-612-9797
NSN 6610-01-378-4481
NSN 5965-01-417-3211
NSN 6645-01-018-4815
NSN 5990-01-595-9441
NSN 6135-01-210-8715
NSN 7035-00-541-8516
NSN 5935-01-406-4329
NSN 6130-01-577-0543