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 2925-01-290-8208
NSN 5996-00-095-6542
NSN 7035-01-388-6943
NSN 6620-00-707-4195
NSN 6650-01-406-0665
NSN 5915-01-129-9038
NSN 5965-00-485-9575
NSN 6135-01-442-7275
NSN 6145-01-508-8207
NSN 6240-01-326-2594
NSN 5925-01-446-8106
NSN 5930-01-365-3370