Steel is composition 1649 or 1767
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 6145-01-539-7231
NSN 5895-01-633-0983
NSN 6645-01-264-6778
NSN 6105-01-519-8003
NSN 5945-00-013-0397
NSN 5998-01-634-0604
NSN 6220-01-439-2248
NSN 5985-01-105-3847
NSN 5835-01-370-4292
NSN 6620-01-068-0046
NSN 6240-00-413-4577
NSN 5950-00-773-9958