Furnished w/o-ring
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 5975-01-543-6804
NSN 6610-01-659-3277
NSN 6150-01-360-5880
NSN 6220-00-610-0968
NSN 6645-01-245-8390
NSN 5950-00-203-2368
NSN 6320-01-414-9801
NSN 6650-01-430-9416
NSN 6685-00-951-8492
NSN 5855-01-400-1590
NSN 6650-00-361-8222
NSN 5999-00-960-8232