Grade A Heavy Hex Nut, Galvanized
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Grade A Heavy Hex Nut, Galvanized

ASTM A563 Grade A heavy hex nuts are made from carbon steel. Dimensional specifications are governed by ASME B18.2.2. Grade markings are not required for A563 Grade A heavy hex nuts, though in some cases Grade A nuts may be marked with the letter A. ASTM A563 covers standard specifications for carbon and alloy steel nuts. Heavy hex nuts provide increased bearing surface area over finished nuts. Available in hot dip galvanized finish, which provides a corrosion resistant zinc coating.

Grade A Heavy Hex Nut, Galvanized
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Diameter Thread Pitch Width Across Flats Height of Nut Item # Availability Price Quantity UOM
1/4 20 1/2 0.2344 NH2G0250000 In Stock $0.05366/EA EA
5/16 18 9/16 0.2969 NH2G0310000 In Stock $0.07528/EA EA
3/8 16 11/16 0.3594 NH2G0370000 In Stock $0.16582/EA EA
1/2 13 7/8 0.4844 NH2G0500000 In Stock $0.2376/EA EA
5/8 11 1 1/16 0.6094 NH2G0620000 In Stock $0.40849/EA EA
3/4 10 1 1/4 0.7344 NH2G0750000 In Stock $0.73521/EA EA
7/8 9 1 7/16 0.8594 NH2G0870000 In Stock $1.04502/EA EA
1 8 1 5/8 0.9844 NH2G1000000 In Stock $1.72705/EA EA
1 1/8 7 1 13/16 1.1094 NH2G1120000 In Stock $1.96062/EA EA
1 1/4 7 2 1.2188 NH2G1250000 In Stock $2.66744/EA EA
1 3/8 6 2 3/16 1.3438 NH2G1370000 In Stock $9.39018/EA EA
1 1/2 6 2 3/8 1.4688 NH2G1500000 In Stock $4.82446/EA EA
1 5/8 5.5 2 9/16 1.5938 NH2G1620000 In Stock $4.56621/EA EA
1 3/4 5 2 3/4 1.7188 NH2G1750000 In Stock $6.91129/EA EA
2 4 3 1/8 1.9688 NH2G2000000 In Stock $9.31579/EA EA
2 1/4 4.5 3 1/2 2.2031 NH2G2250000 In Stock $24.20091/EA EA
2 1/2 4 3 7/8 2.4531 NH2G2500000 In Stock $20.57511/EA EA
2 3/4 4 4 1/4 1.5781 NH2G2750000 In Stock $47.74951/EA EA
3 4 4 5/8 2.9531 NH2G3000000 In Stock $34.15639/EA EA
4 4 6 1/8 3.9375 NH2G4000000 In Stock $96.61093/EA EA