Fluorsilicone rubber o-ring, per mil-r-25988 ty1, cl 1, gr 70; lubricants applied on shank and threads
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 6150-01-447-3424
NSN 5990-01-092-1963
NSN 6220-00-366-1670
NSN 6320-01-302-5157
NSN 6240-00-801-8002
NSN 5920-01-464-8480
NSN 6220-01-320-7585
NSN 5975-01-552-1172
NSN 5975-00-034-3479
NSN 6240-00-824-0924
NSN 5975-01-069-3236
NSN 6320-00-405-2348