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 5960-01-051-1454
NSN 5975-01-446-6074
NSN 6110-00-508-5892
NSN 6645-01-648-4439
NSN 6150-00-599-0721
NSN 2925-00-471-1128
NSN 6150-00-632-0126
NSN 6645-01-333-2035
NSN 6135-00-351-8606
NSN 6130-01-013-8808
NSN 5935-01-264-5520
NSN 5925-01-351-5542