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 6145-01-261-1531
NSN 5835-00-936-8753
NSN 5920-01-487-3700
NSN 6685-00-090-0347
NSN 6320-00-588-2401
NSN 5950-01-281-7506
NSN 5996-00-932-3796
NSN 5960-01-533-5162
NSN 7035-01-628-0421
NSN 5996-01-252-2037
NSN 6150-01-472-7119
NSN 5925-01-423-7429