4-40x0.312, 3/16 hex
A standoff that must have a threaded end(s) or be internally threaded its full length. For items having external threads on both ends, see stud (as modified). For items with an outside contour that is the same for the entire length, are flat on top and bottom, having internal threads its full length, and the length does not exceed twice the width across the flats or outside diameter, see nut (as modified); use maximum dimensions(s) for compliance.
NSN 6685-00-905-7616
NSN 6150-01-184-7788
NSN 2925-01-556-0333
NSN 5960-01-035-2862
NSN 5910-01-231-4287
NSN 5975-01-086-1626
NSN 5920-01-148-4071
NSN 6135-01-386-5709
NSN 5930-01-331-5382
NSN 6105-01-579-2813
NSN 5895-01-508-5272
NSN 5950-01-466-5767