Technical details

• Hi-Shear drawing HL112 revision 29 identifies this designation as a 1/64 in oversize titanium HI-LOK pin with a protruding tension head.
• Dash 18 replaces a 9/16 in nominal pin. The oversize row gives 37/64 in nominal diameter and head diameter A 0.842 to 0.877 in.
• Shank D is 0.5766 to 0.5771 in without coating or solid film and 0.5761 to 0.5771 in after coating or solid film. The drawing allows a 0.0002 in increase in maximum D for solid film or aluminum coating.
• Grip dash 15 denotes 0.9375 in maximum grip under the drawing ordering rule.
• The selected diameter row specifies a modified 0.5625-18 UNJF-3A thread.
• The drawing specifies 6Al-4V titanium alloy to AMS 4928 or AMS 4967.
• Finish code VF specifies blue Type I anodizing to Hi-Shear Specification 306 and cetyl alcohol lubricant to Specification 305.