Mfr suggested name-male-female standoff; this item made from p/n 14030-h-ss-.305-12, cagec 51506
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 5999-00-404-9296
NSN 6220-01-178-6275
NSN 5945-01-578-3270
NSN 5975-01-173-8789
NSN 6220-01-449-1239
NSN 5999-00-819-7546
NSN 6240-01-318-0531
NSN 5998-01-631-1894
NSN 6150-00-080-1488
NSN 6650-01-049-5361
NSN 6105-01-438-9750
NSN 6645-00-421-5287