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 Heavy Hex and Structural grade hex bolts, nuts and washers, in plain, plated and galvanized.
» Heavy Hex & Structural Fasteners
A193 Grade B7 Heavy Hex Bolt, UNC Plain Finish
UNC (Coarse) Thread, 1/2"-13 x 1 1/2" thru 1 1/4"-8 x 8", use with A194 2H nuts for high pressure applications.
A194 2H Heavy Hex Nuts, UNC & 8UN Plain Finish
UNC (Coarse) & 8UN Thread, 1/4"-20 thru 3 1/2"-8, use with A193 B7 bolts for high pressure applications.
A194 2H Heavy Hex Nuts, UNC & 8UN HD Galvanized
UNC (Coarse) & 8UN Thread, 3/8"-8 thru 3"-8, use with A193 B7 bolts for high pressure applications.
A325 Heavy Hex Bolt, Type 1, UNC Plain Finish
UNC (Coarse) Thread, Plain Finish, 1/2"-13 x 1 1/4" thru 1 1/2"-6 x 8", use with A563 nuts.
A325 Heavy Hex Bolt, Type 1, UNC HD Galvanized
UNC (Coarse) Thread, Hot Dipped Galvanized, 1/2"-13 x 1 1/4" thru 1 1/4"-7 x 10", use with A563 nuts.
A563 Grade A Heavy Hex Nuts, UNC Plain
UNC (Coarse) Thread, 1/4"-20 thru 4"-4, use with F1554 Grade 36 and Grade 55 threaded rods.
A563 Grade DH Heavy Hex Nuts, UNC Wax & Blue Dye
UNC (Coarse) Thread, 1/2"-13 thru 2 1/4"-4 1/2
F436 Structural Washer, HDG
Hot Dipped Galvanized, 1/4 thru 3" ID, 5/8 thru 5 1/2" OD
Square Plate Washers, HD Galv.
Commonly used with a straight rod anchor bolt and nuts to provide a larger surface area for embedment. 1/2" x 2" sq thru 1" x 3 1/2" sq.