• MATERIAL : STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
  • MATERIAL DOCUMENT AND CLASSIFICATION : 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • SURFACE TREATMENT : CADMIUM OR ZINC OVERALL​​​​​​​
  • SURFACE TREATMENT DOCUMENT AND CLASSIFICATION : QQ-P-416, TY2, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-C-81562, TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL​​​​​​​
  • HARDNESS RATING : 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM​​​​​​​
  • STYLE DESIGNATOR : 108 SPLIT HELICAL-RIGHT HAND​​​​​​​
  • HOLE DIAMETER : 0.255 INCHES MINIMUM AND 0.260 INCHES MAXIMUM​​​​​​​
  • OUTSIDE DIAMETER : 0.487 INCHES MAXIMUM​​​​​​​
  • MATERIAL THICKNESS : 0.062 INCHES MINIMUM AND 0.072 INCHES MAXIMUM​​​​​​​
  • SPECIAL FEATURES : WEAPON SYSTEM ESSENTIAL​​​​​​​ 
  • CRITICALITY CODE JUSTIFICATION : FEAT​​​​​​​
  • III END ITEM IDENTIFICATION : NSN 2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK); NSN 2320-01-318-9902 HET (HEAVY EQUIPMENT TRANSPORTER)​​​​​​​

Lock Washer

  • zinc