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.
NSN 5895-00-525-3295
NSN 5996-01-235-1643
NSN 5925-01-359-6329
NSN 5945-01-615-2924
NSN 6105-01-044-0193
NSN 6620-01-096-3723
NSN 5910-01-442-6752
NSN 6220-00-403-5014
NSN 6130-00-400-4519
NSN 5960-00-870-8262
NSN 5960-01-632-6576
NSN 6145-01-443-3515