Hex bolts, Zinc plated grade 5 steel, 9/16"-18 x 5-1/2"

Grade 5 hex bolt

Prod. # Length Each price Bag price Bulk price Price Buy
547 5-1/2" $5.27 / ea $97.09 / 25 $861.00 / 250 $5.27 / ea $97.09 / 25 $861.00 / 250
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Product Images

Hex cap screw Varies (Body) dimensions
Grade 5 (Head) dimensions
Product details
Bolt Depot product# 547
Units US
Category Hex bolts
Bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. Also known as hex cap screws or machine bolts.
Subcategory Hex bolts
A bolt with a six sided head.
Material Steel
A low carbon steel for general use, either Grade 2 or A307A.
Plating Zinc
Zinc plated for moderate corrosion resistance.
Grade Grade 5
Grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications.
Thread density Fine
Diameter 9/16"
Thread count 18
Length 5-1/2"
Thread direction Right hand
Length tolerance +0.10" / -0.10"
Head style Hex
Hex heads are six sided for use with a wrench.
Drive type External hex
A hexagonal head for use with a wrench.
Head height 0.348" - 0.371"
Width across the flats 13/16"
Fully threaded No
Thread length Minimum 1-3/8"
Dimensional standard ASME B18.2.1
Material standard SAE J429

Matching Products

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Prod. # Description Buy
2597
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$0.44 / ea
$7.93 / 25
$69.30 / 250
15034
SAE flat washers, Zinc plated grade 5 steel, 9/16"
SAE pattern is a tighter fit on the bolt and a smaller outside diameter.
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$0.38 / ea
$5.24 / 25
$46.60 / 250
15026
USS flat washers, Zinc plated grade 5 steel, 9/16"
USS pattern is the most common type of flat washer.
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$0.57 / ea
$8.87 / 25
$77.80 / 250

See also

Metric hex bolt

Metric hex bolts

A bolt with a six sided head.