Hex size tolerance: minus 0.006 inch to 0.006 inch; tensile strength: 45000 psi; hardness, rockwell: b50; aluminum is lightweight and has mild corrision resistance
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 4140-01-224-5417
NSN 5925-01-602-2254
NSN 5950-01-146-7023
NSN 6650-01-598-4548
NSN 5965-01-358-6859
NSN 6645-01-355-9733
NSN 6620-00-366-1365
NSN 6135-01-633-8502
NSN 5835-00-922-1263
NSN 5998-01-433-5770
NSN 5998-00-928-0138
NSN 5905-01-336-4593