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 6135-01-174-9195
NSN 6685-01-618-2914
NSN 5920-01-367-2542
NSN 6240-01-347-5476
NSN 5965-00-204-8513
NSN 6650-01-497-5782
NSN 5950-00-574-4400
NSN 5960-01-449-1310
NSN 5835-00-233-6327
NSN 5915-00-370-4813
NSN 5835-01-555-4262
NSN 6645-00-836-9013