13mm Hex Male-Female Standoff

The Hex or RoundMale/Female Standoffs have an internal thread on one end and an external thread on the other. They are used to keep two parts separated at a certain distance apart from each other. They are used in electronic circuit boards, connectors, televisions, monitors, electronic boxes and other type uses. 

These come in many standard sizes, materials and finishes:
Minimum Thread Depth “A”  
Thread Body Length “L”
  5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
M5x0.8 .6 1.6 2.6 3.6 4.6 5.6 6.6 7.6 8.6 9.6 10.6 11.6 12.6      
M6x1     1.2 2.2 3.2 4.2 5.2 6.2 7.2 8.2 9.2 10.2 11.2 12.2 13.2  
M8x1.25       1.5 2.5 3.5 4.5 5.5 6.5 7.5 8.5 9.5 10.5 11.5 12.5 13.5
 
Thread Code “A” “B” Material Code
M5x0.8 5008 12.7 9.53 Aluminum A
M6x1 6010 15.0 12.7 Brass B
M8x1.25 8012 15.0 12.7 Stainless Steel SS
  Steel S
Nylon N