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 5965-00-461-2594
NSN 6150-01-454-8112
NSN 6650-01-609-8131
NSN 2925-01-303-5266
NSN 5835-00-490-0530
NSN 4140-00-449-1356
NSN 6150-00-849-1350
NSN 5920-01-440-8962
NSN 5950-01-224-8629
NSN 6135-01-428-8821
NSN 7035-01-291-6468
NSN 5895-00-758-9125