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Carriage bolts & Plow bolts
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Carriage bolts
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Zinc plated grade 5 steel
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Coarse (standard) thread
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5/16"-18
Carriage bolts, Zinc plated grade 5 steel, 5/16"-18 x 2"
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Length
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Price
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18277
2"
$0.62
/ ea
$44.35
/ 100
$381.00
/ 1,000
$0.62
/ ea
$44.35
/ 100
$381.00
/ 1,000
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Product details
Bolt Depot product#
18277
Units
US
Category
Carriage bolts & Plow bolts
Bolts with no drive and machine threads for use with a nut.
Head style
Carriage
Carriage heads are large smooth and domed with no drive.
Neck style
Square
Material
Steel
A tempered medium carbon steel.
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
Coarse
Diameter
5/16"
Thread count
18
Length
2"
Thread direction
Right hand
Length tolerance
+0.02" / -0.04"
Dimensional standard
ASME B18.5
Head diameter
0.688"
-
0.719"
Head height
0.156"
-
0.176"
Square width
0.307"
-
0.324"
Square depth
0.156"
-
0.187"
Fully threaded
Yes
Matching Products
Click on a product # for additional info
Prod. #
Description
Buy
2570
Hex nuts, Zinc plated grade 5 steel, 5/16"-18
A standard six sided nut.
Add
$0.11
/ ea
$7.50
/
100
$60.00
/
1,000
21805
Hex nylon insert lock nuts, Zinc plated grade 5 steel, 5/16"-18
A hex nut with a nylon ring to resist loosening.
Add
$0.19
/ ea
$13.24
/
100
$113.00
/
1,000
15022
USS flat washers, Zinc plated grade 5 steel, 5/16"
USS pattern is the most common type of flat washer.
Add
$0.13
/ ea
$8.75
/
100
$76.70
/
1,000
Add All Entered