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 5895-01-498-2298
NSN 5930-01-143-2267
NSN 6650-00-299-9681
NSN 5925-01-526-1443
NSN 6130-01-356-6909
NSN 5915-01-549-5479
NSN 6150-01-525-7986
NSN 6685-01-135-3278
NSN 5996-00-843-8768
NSN 5990-00-274-3225
NSN 6610-01-533-6046
NSN 6135-00-833-9909