Alan Gordon Enterprises 38 16 Camera Mounting Screw Making a thread that follow these specifications will ensure that it will work with threaded holes or shafts made by other manufacturers that follow these common specs. 1 12 18 8 stainless steel captive panel screw with 38 16 thread size and knurled head type brand grainger approved item 1rb77 mfr. Un Imperial Screw Thread Calculator Ansiasme b11 1989 r2001 r2001 nomenclature are used.
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