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Hex bolts
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Hex bolts
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Zinc plated grade 8 steel yellow
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Fine thread
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5/16"-24
Hex bolts, Zinc plated grade 8 steel yellow, 5/16"-24 x 1-1/2"
Prod. #
Length
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734
1-1/2"
$0.56
/ ea
$26.53
/ 50
$237.00
/ 500
$0.56
/ ea
$26.53
/ 50
$237.00
/ 500
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Product details
Bolt Depot product#
734
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 tempered medium carbon steel.
Plating
Zinc
Zinc plated for moderate corrosion resistance.
Grade
Grade 8
Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications.
Color
Yellow
Thread density
Fine
Diameter
5/16"
Thread count
24
Length
1-1/2"
Thread direction
Right hand
Length tolerance
+0.02" / -0.04"
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
0.195"
-
0.211"
Width across the flats
1/2"
Fully threaded
No
Thread length
Minimum
7/8"
Dimensional standard
ASME B18.2.1
Material standard
SAE J429
Additional information
US Hex bolt sizes
US bolt thread length table
Head/Wrench size table
US hex bolt recommended torque
Matching Products
Click on a product # for additional info
Prod. #
Description
Buy
2593
Hex nuts, Zinc plated grade 8 steel yellow, 5/16"-24
A standard six sided nut.
Add
$0.14
/ ea
$9.15
/
100
$73.20
/
1000
3048
SAE flat washers, Zinc plated grade 8 steel yellow, 5/16"
SAE pattern is a tighter fit on the bolt and a smaller outside diameter.
Add
$0.12
/ ea
$7.88
/
100
$70.00
/
1000
7181
Hex nylon insert lock nuts, Zinc plated grade 8 steel yellow, 5/16"-24
A hex nut with a nylon ring to resist loosening.
Add
$0.20
/ ea
$12.19
/
100
$105.00
/
1000
3061
USS flat washers, Zinc plated grade 8 steel yellow, 5/16"
USS pattern is the most common type of flat washer.
Add
$0.14
/ ea
$9.40
/
100
$78.50
/
1000
3038
Lock washers, Zinc plated grade 8 steel yellow, 5/16"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
Add
$0.06
/ ea
$3.56
/
100
$31.80
/
1000
Add All Entered
See also
Metric hex bolts
A bolt with a six sided head.