A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
Classification: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
NSN 6620-01-391-9829
NSN 6650-00-485-9685
NSN 5895-00-123-9883
NSN 5975-01-524-0637
NSN 5999-01-127-0665
NSN 5950-01-534-3026
NSN 5998-00-368-8957
NSN 2925-00-149-0760
NSN 5910-00-067-5166
NSN 5998-00-598-2922
NSN 6110-01-104-3082
NSN 5835-00-954-2833