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 6105-01-489-5498
NSN 7035-00-890-4795
NSN 6320-01-050-1290
NSN 6105-01-254-2722
NSN 5999-01-177-0473
NSN 6650-01-241-1269
NSN 5950-00-284-1009
NSN 5935-00-218-5845
NSN 6610-00-209-4372
NSN 6650-00-404-1788
NSN 6685-01-229-6811
NSN 5855-01-642-3777