Tapped hole in head 0.138-32 unjc-3b threads. Distance from top of head to injection port 0.410 nom. Inch. Injection port 0.120 nom. In. Lg; 0.060 nom. In. Wide
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: Zirconium and articles thereof nesoi
NSN 5990-00-016-5648
NSN 5990-00-254-4825
NSN 6620-01-633-8443
NSN 6130-00-974-6752
NSN 6645-01-535-7136
NSN 6650-01-456-4527
NSN 6240-00-290-4185
NSN 6620-01-383-1997
NSN 5925-01-422-7967
NSN 5985-01-041-0480
NSN 4140-00-455-9645
NSN 5996-00-195-8082