Grade 8 SS Heavy Hex Nut
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Grade 8 SS Heavy Hex Nut

ASTM A194 Grade 8 heavy hex nuts are manufactured from AISI 304 grade stainless steel, and tested to meet ASTM A194 Grade 8. Dimensional specifications are governed by ASME B18.2.2. Grade markings for A194 Grade 8 heavy hex nuts consists of the number 8. Grade 8 stainless steel heavy hex nuts are intended for use in high-pressure and/or high-temperature service with ASTM A193 bolting of similar material, such as B8 and B8 Class 2. Heavy hex nuts provide increased bearing surface area over finished nuts.

Grade 8 SS Heavy Hex Nut
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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 NHB80250000-I In Stock $0.09751/EA EA
5/16 18 9/16 0.2969 NHB80310000-I In Stock $0.09401/EA EA
3/8 16 11/16 0.3594 NHB80370000-I In Stock $0.17532/EA EA
7/16 14 3/4 0.4219 NHB80430000-I In Stock $0.54703/EA EA
1/2 13 7/8 0.4844 NHB80500000-I In Stock $0.37105/EA EA
9/16 12 15/16 0.5469 NHB80560000-I In Stock $0.96905/EA EA
5/8 11 1 1/16 0.6094 NHB80620000-I In Stock $0.638/EA EA
3/4 10 1 1/4 0.7344 NHB80750000-I In Stock $1.08667/EA EA
7/8 9 1 7/16 0.8594 NHB80870000-I In Stock $2.04188/EA EA
1 8 1 5/8 0.9844 NHB81000000-I In Stock $2.88329/EA EA
1 1/8 7 1 13/16 1.1094 NHB8112NC00-I In Stock $4.57147/EA EA
1 1/8 8 1 13/16 1.1094 NHB81120000-I In Stock $4.5231/EA EA
1 1/4 7 2 1.2188 NHB8125NC00-I In Stock $6.09102/EA EA
1 1/4 8 2 1.2188 NHB81250000-I In Stock $4.79904/EA EA
1 3/8 6 3 15/16 1.3438 NHB8137NC00-I In Stock $10.57579/EA EA
1 3/8 8 3 15/16 1.3438 NHB81370000-I In Stock $8.26651/EA EA
1 1/2 6 2 3/8 1.4688 NHB8150NC00-I In Stock $14.27497/EA EA
1 1/2 8 2 3/8 1.4688 NHB81500000-I In Stock $8.78691/EA EA
1 5/8 8 2 9/16 1.5938 NHB81620000-I In Stock $10.95504/EA EA
1 3/4 8 2 3/4 1.7187 NHB81750000-I In Stock $13.51351/EA EA
1 7/8 8 2 15/16 1.8437 NHB81870000-I In Stock $17.67161/EA EA
2 8 3 1/8 1.9687 NHB82000000-I In Stock $20.76907/EA EA