Your Account
info@boltdepot.com
Live Chat
866-337-9888
Product
Catalog
Customer
Service
About
Us
Fastener
Info
0 items
, $0.00
Quick Add
Cart / Checkout
Product catalog
»
Hex bolts
»
Hex bolts
»
Zinc plated grade 8 steel yellow
»
Fine thread
»
1/2"-20
Hex bolts, Zinc plated grade 8 steel yellow, 1/2"-20 x 1-1/2"
Prod. #
Length
Each price
Bag price
Bulk price
Price
Buy
771
1-1/2"
$1.57
/ ea
$30.46
/ 25
$272.00
/ 250
$1.57
/ ea
$30.46
/ 25
$272.00
/ 250
Add
Cost of all entered products:
$0.00
Add to Cart
Product Images
Product details
Bolt Depot product#
771
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
1/2"
Thread count
20
Length
1-1/2"
Thread direction
Right hand
Length tolerance
+0.04" / -0.06"
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
0.302"
-
0.323"
Width across the flats
3/4"
Fully threaded
Yes
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
2600
Hex nuts, Zinc plated grade 8 steel yellow, 1/2"-20
A standard six sided nut.
Add
$0.42
/ ea
$14.12
/
50
$113.00
/
500
3051
SAE flat washers, Zinc plated grade 8 steel yellow, 1/2"
SAE pattern is a tighter fit on the bolt and a smaller outside diameter.
Add
$0.36
/ ea
$11.90
/
50
$97.10
/
500
7184
Hex nylon insert lock nuts, Zinc plated grade 8 steel yellow, 1/2"-20
A hex nut with a nylon ring to resist loosening.
Add
$0.49
/ ea
$17.63
/
50
$151.00
/
500
3064
USS flat washers, Zinc plated grade 8 steel yellow, 1/2"
USS pattern is the most common type of flat washer.
Add
$0.36
/ ea
$11.89
/
50
$99.30
/
500
3041
Lock washers, Zinc plated grade 8 steel yellow, 1/2"
Split lock washers place tension against a nut after tightening, to help prevent loosening.
Add
$0.15
/ ea
$5.09
/
50
$45.40
/
500
Add All Entered
See also
Metric hex bolts
A bolt with a six sided head.