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 7035-00-887-4674
NSN 4140-00-761-3880
NSN 6320-01-072-2073
NSN 5930-00-236-0332
NSN 5930-01-054-4710
NSN 5915-01-229-9193
NSN 6105-01-018-6711
NSN 5945-00-576-0158
NSN 6320-01-422-0765
NSN 5910-01-125-8194
NSN 6150-01-012-2898
NSN 5930-01-586-0136