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 5855-00-165-3093
NSN 5945-00-167-2756
NSN 5915-00-332-9984
NSN 5905-01-150-6351
NSN 6145-01-530-6672
NSN 5960-00-971-8432
NSN 5975-01-126-0180
NSN 5925-00-162-2799
NSN 6620-00-273-8735
NSN 6620-01-031-8180
NSN 6685-01-059-2745
NSN 5950-01-587-2427