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 6135-01-205-5965
NSN 6150-01-224-7939
NSN 6650-01-437-8852
NSN 5915-01-176-9016
NSN 6620-00-829-1914
NSN 5910-00-067-6743
NSN 2925-00-442-6702
NSN 5935-01-032-3494
NSN 6685-01-345-2859
NSN 5930-01-113-1769
NSN 6150-00-803-8893
NSN 5915-00-230-4425