Hexagonal head bolts diam. 1’’ ½, pitch 8 UN, lenght 11’’, thread lenght min. 120 mm 4 pcs. Hexagonal head bolts, diam. 3’’, pitch 8 UN, lenght 17’’ 2 pcs. Hexagonal nuts diam. 1’’ ½, pitch 8 UN 4 pcs. Hexagonal nuts diam. 3’’, pitch 8 UN 2 pc. Washers diam. 1’’1/2 2 pc. Washers diam. 3’’ 4 pc. Hex socket head cap screws diam. 3/8’, pitch 16 UNC lenght 4’’ ½ 4 pcs. MATERIAL: Alloy steel quenched and tempered conforming to ASTM A354 Grade BD. 150 ksi min, tensile strength for sizes 1/4 to 2 1/2, inclusive; 140 ksi tensile strength for sizes 2 1/2 thru 3 inches (Same as SAE J429 grade 8) Hex socket head cap screws, diam. 3/8’', pitch 16 UNC, lenght ¼’’ 6 pcs. Hexagonal nuts, diam. 1’’1/4, pitch 8 UN 2 pcs. MATERIAL: Alloy steel conforming to ASTM A 193, Grade B16, 125 ksi tensile strength