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 6145-01-370-4485
NSN 5999-01-008-9107
NSN 5996-01-364-7934
NSN 5965-00-826-1841
NSN 5975-01-588-9738
NSN 6150-01-659-3314
NSN 5905-01-566-1495
NSN 5915-01-499-7506
NSN 6650-00-641-6139
NSN 5950-01-289-9527
NSN 6685-01-027-6186
NSN 6645-01-471-4960