Double-arming bolts are used in pairs to “unitize” two crossarms when line constructin requires the strength of double arm construction. Industry slang is D A Bolt.

The Quan Pham brand of pole line construction fasteners consist of machine and carriage bolts, flat, curved square and round washers, lock washers, washer nuts, locknuts, staples and lag screws. All products are designed and manufactured per applicable electric utility and communications industry standards.

  • Full-thread with cone pointed ends
  • Includes four square nuts
  • Rated tensile stength is 18,350 lbs.
  • Galvanized per ASTM A-153
  • Manufactured in compliance with ANSI C135.1 and CAO 6645
  • RUS listed, n, Bolt, double-arming


Coating Galvanized, ASTM A-153
EU RoHS Indicator No
Material Steel
Tensile Strength 18350 lb.
UPC 096359478881


Diameter 0.75 in
Diameter (Fraction) 3/4 in
Dimensions 32.875 in x 1.125 in x 1.125 in
Height 1.125 in
Length 32.875 in
Weight 4.05 lb
Width 1.125 in


Carton Quantity 10
Pallet Quantity 420