Furnished with one o-ring seal
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 4140-01-492-8416
NSN 5935-01-418-1014
NSN 5935-01-435-6574
NSN 5985-01-620-8980
NSN 5996-00-141-0288
NSN 5999-01-231-1900
NSN 5925-00-701-5065
NSN 6105-01-507-5260
NSN 6150-01-555-8580
NSN 5855-01-519-3814
NSN 6240-01-650-5348
NSN 6110-00-426-6778