1/2"-13 Aluminum Hex Cap Screws

1/2"-13 Aluminum Hex Cap Screws

Lightweight Aluminum Hex Head Bolts | 1/2" Diameter - 13 Threads per Inch


  • Size: 1/2"-13
  • Hexagon head designed to be driven by a wrench or socket
  • Also called hex cap bolts, hex bolts, tap bolts or hex cap screws
  • Lightweight 2024-T4 Aluminum Alloy
  • High strength-to-weight ratio
  • Commonly used in the automotive and aerospace industries
  • Resistant to atmospheric corrosion

Hex Cap Screws feature a hexagonal head designed to be driven with a wrench or socket, and are commonly used with nuts and washers as a fastener assembly.

Important: We recommend not mixing metals; aluminum fasteners should be used with aluminum fasteners. For more information, please read our article on the subject HERE.

A Hex Bolt is measured as: Diameter x Thread Pitch x Length from Under Head
*Aluminum Hex Cap Screws are Fully Threaded Regardless of Length. A fully threaded hex cap screw can also be called a tap bolt.

Select Products Below
See Product Specifications
Size:
Qty
Size
Select Package Quantity
SubTotal
Loading ...
Product Specifications
Across Flats (Width)
3/4" (Max 0.750 - Min 0.736)
Color
Silver
Diameter
1/2"
Drive Style
External Hex
FT = Full Thread
Yes
Head Height
5/16"
Head Style
Hex
Material
Aluminum
Product Type
Hex Cap Screw
Standards Met
ASME B18.2.1
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
13 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Width Across Corners
Max 0.866 - Min 0.840
Wrench Size
3/4"