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 5895-01-600-8603
NSN 5965-00-087-6767
NSN 5945-01-442-8081
NSN 5895-00-519-9407
NSN 5990-01-023-3307
NSN 6150-00-257-5027
NSN 6650-01-256-3413
NSN 6240-00-512-3473
NSN 5920-01-131-7567
NSN 5930-01-225-3338
NSN 2925-00-419-5868
NSN 7035-01-007-0241