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 5985-01-068-8840
NSN 6685-01-447-5633
NSN 6105-00-420-2335
NSN 6610-00-545-5213
NSN 5925-01-324-5260
NSN 5990-01-021-7303
NSN 6645-01-252-8870
NSN 6105-01-468-5605
NSN 6320-01-631-7828
NSN 6650-01-556-9696
NSN 5965-01-380-9821
NSN 5855-00-058-1293