• THREAD SERIES DESIGNATOR : UNC
  • NOMINAL THREAD DIAMETER : 0.164 INCHES
  • THREAD QUANTITY PER INCH : 32
  • THREAD CLASS : 2A​​​​​​​
  • THREAD DIRECTION : RIGHT-HAND​​​​​​​
  • THREAD LENGTH : 0.438 INCHES MINIMUM​​​​​​​
  • FASTENER LENGTH : 0.500 INCHES NOMINAL​​​​​​​
  • SCREW MATERIAL : STEEL​​​​​​​
  • SCREW MATERIAL DOCUMENT AND CLASSIFICATION : QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE
  • SCREW SURFACE TREATMENT : CADMIUM AND CHROMATE​​​​​​​ 
  • SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION : QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE​​​​​​​
  • MINIMUM TENSILE STRENGTH : 60000 POUNDS PER SQUARE INCH​​​​​​​
  • HEAD STYLE : A33 FILLISTER​​​​​​​
  • HEAD DIAMETER : 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM​​​​​​​
  • HEAD HEIGHT : 0.106 INCHES MINIMUM AND 0.113 INCHES MAXIMUM​​​​​​​
  • INTERNAL DRIVE STYLE : B10 SLOT
  • HEAD HOLE CONFIGURATION STYLE : C8 ROUND​​​​​​​
  • HOLE QUANTITY : 1
  • HOLE DIAMETER : 0.047 INCHES NOMINAL​​​​​​​
  • MANUFACTURERS CODE : 96906​​​​​​​
  • DEFINITIVE GOVERNMENT SPEC/STD REFERENCE : MS35265-45​​​​​​​

Machine Screw

  • length: 1/2", thread: 8-32, fillister head machine screw, cadmium plated carbon steel, coarse thread