Headless Straight Pin. Manufactured in a Precision Aerospace environment for use by the military. NSN 5315-01-185-2775 Detailed specs are below: MRC Parameter Characteristics AAGZ First END Style Chamfered ABRB Hole Arrangement Style Both end drilled ABRC First Hole Diameter 0.097 inches minimum and 0.102 inches maximum ABRD Second Hole Diameter 0.097 inches minimum and 0.102 inches maximum ABRE Distance From Centerline OF Hole TO END OF PIN 0.170 inches minimum and 0.210 inches maximum ABRF Center TO Center Distance Between Holes 3.187 inches nominal ACHT PIN Overall Length 3.530 inches minimum and 3.590 inches maximum ACHU PIN Overall Diameter 0.6224 inches minimum and 0.6234 inches maximum AMCS First END Taper Length 0.040 inches minimum and 0.060 inches maximum CQBB Second END Relationship With First END Identical CRMG First END Taper Angle 30.0 degrees nominal MATT Material Steel comp XM-13 overall WCD3 13030