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Serrated hex flange bolts have a ridge or skirt (flange) around the bolt head that distributes the clamping load when the bolt is tightened. The flange works like a washer. Flange bolts are sometimes called frame bolts.
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Diameter

Pitch

Coarse

Length

Material

SAE Grade 5

Finish

Zinc Plated

Item #

Item Name

Diameter

Pitch

Length

Material

Finish

Package Quantity

Web Price

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25C50BFS5Z N/A 1/4-20 X 1/2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 1/2 N/A SAE Grade 5 N/A Zinc Plated N/A 2800 $146.44 Add To Cart
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25C62BFS5Z N/A 1/4-20 X 5/8 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 6 N/A SAE Grade 5 N/A Zinc Plated N/A 2500 $139.69 Add To Cart
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25C75BFS5Z N/A 1/4-20 X 3/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 3/4 N/A SAE Grade 5 N/A Zinc Plated N/A 2300 $136.16 Add To Cart
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25C100BFS5Z N/A 1/4-20 X 1 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 1 N/A SAE Grade 5 N/A Zinc Plated N/A 2000 $135.95 Add To Cart
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25C125BFS5Z N/A 1/4-20 X 1 1/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 1 1/4 N/A SAE Grade 5 N/A Zinc Plated N/A 1400 $108.19 Add To Cart
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25C150BFS5Z N/A 1/4-20 X 1 1/2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 1 1/2 N/A SAE Grade 5 N/A Zinc Plated N/A 1400 $124.04 Add To Cart
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25C175BFS5Z N/A 1/4-20 X 1 3/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 1 3/4 N/A SAE Grade 5 N/A Zinc Plated N/A 1100 $108.32 Add To Cart
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25C200BFS5Z N/A 1/4-20 X 2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 2 N/A SAE Grade 5 N/A Zinc Plated N/A 800 $85.84 Add To Cart
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25C250BFS5Z N/A 1/4-20 X 2 1/2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 1/4 N/A Coarse N/A 2 1/2 N/A SAE Grade 5 N/A Zinc Plated N/A 700 $85.02 Add To Cart
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31C100BFS5Z N/A 5/16-18 X 1 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 1 N/A SAE Grade 5 N/A Zinc Plated N/A 1100 $133.10 Add To Cart
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31C300BFS5Z N/A 5/16-18 X 3 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 3 N/A SAE Grade 5 N/A Zinc Plated N/A 400 $98.45 Add To Cart
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31C75BFS5Z N/A 5/16-18 X 3/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 3/4 N/A SAE Grade 5 N/A Zinc Plated N/A 1200 $130.20 Add To Cart
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31C50BFS5Z N/A 5/16-18 X 1/2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 1/2 N/A SAE Grade 5 N/A Zinc Plated N/A 1500 $144.86 Add To Cart
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31C62BFS5Z N/A 5/16-18 X 5/8 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 5/8 N/A SAE Grade 5 N/A Zinc Plated N/A 1400 $142.94 Add To Cart
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31C125BFS5Z N/A 5/16-18 X 1 1/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 1 1/4 N/A SAE Grade 5 N/A Zinc Plated N/A 1000 $133.43 Add To Cart
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31C150BFS5Z N/A 5/16-18 X 1 1/2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 1 1/2 N/A SAE Grade 5 N/A Zinc Plated N/A 900 $130.95 Add To Cart
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31C175BFS5Z N/A 5/16-18 X 1 3/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 1 3/4 N/A SAE Grade 5 N/A Zinc Plated N/A 800 $129.58 Add To Cart
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31C200BFS5Z N/A 5/16-18 X 2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 2 N/A SAE Grade 5 N/A Zinc Plated N/A 550 $96.00 Add To Cart
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31C250BFS5Z N/A 5/16-18 X 2 1/2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 5/16 N/A Coarse N/A 2 1/2 N/A SAE Grade 5 N/A Zinc Plated N/A 500 $103.18 Add To Cart
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37C75BFS5Z N/A 3/8-16 X 3/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 3/8 N/A Coarse N/A 3/4 N/A SAE Grade 5 N/A Zinc Plated N/A 800 $123.46 Add To Cart
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37C125BFS5Z N/A 3/8-16 X 1 1/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 3/8 N/A Coarse N/A 1 1/4 N/A SAE Grade 5 N/A Zinc Plated N/A 650 $124.61 Add To Cart
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37C100BFS5Z N/A 3/8-16 X 1 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 3/8 N/A Coarse N/A 1 N/A SAE Grade 5 N/A Zinc Plated N/A 700 $119.49 Add To Cart
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37C150BFS5Z N/A 3/8-16 X 1 1/2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 3/8 N/A Coarse N/A 1 1/2 N/A SAE Grade 5 N/A Zinc Plated N/A 600 $126.24 Add To Cart
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37C175BFS5Z N/A 3/8-16 X 1 3/4 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 3/8 N/A Coarse N/A 1 3/4 N/A SAE Grade 5 N/A Zinc Plated N/A 500 $114.81 Add To Cart
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37C200BFS5Z N/A 3/8-16 X 2 SERRATED HEX FLANGE SCREW GRADE 5 ZINC PLATED N/A 3/8 N/A Coarse N/A 2 N/A SAE Grade 5 N/A Zinc Plated N/A 400 $100.41 Add To Cart
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