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 wrought titanium, nesoi
NSN 4140-01-265-0731
NSN 6150-01-314-6062
NSN 5975-00-489-3839
NSN 5945-00-733-8037
NSN 5960-01-453-0999
NSN 5925-01-329-5890
NSN 6220-01-544-5793
NSN 5990-00-945-7546
NSN 6620-00-323-0031
NSN 4140-01-509-4574
NSN 5990-00-309-0023
NSN 6620-01-248-0358