3/8"-16 Aluminum Hex Cap Screws
Lightweight Aluminum Hex Head Bolts | 3/8" Diameter - 16 Threads per Inch
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.
- Size: 3/8"-16
- Hexagon head designed to be driven by a wrench or socket
- Often referred to as Hex Cap Screws or Hex Bolts
- Lightweight 2024-T4 Aluminum Alloy
- High strength-to-weight ratio
- Commonly used in the automotive and aerospace industries
- Resistant to atmospheric corrosion
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.
Listed As: Diameter - Thread Pitch x Length from Under Head
*All Aluminum Hex Cap Screws Are Fully Threaded Regardless Of Length
Product Specifications
Across Flats (Width)
9/16", Max 0.562 - Min 0.551
Body Diameter
3/8" (Max 0.3737 - Min 0.3643)
Color
Silver
Diameter
3/8"
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 Length Max
3/8" Diameter Hex Cap Screws over 1-1/4" in length will have a shoulder (partial thread)
Thread Pitch (Count)
16 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual product measurements may vary slightly +/- within IFI Tolerances
Width Across Corners
Max 0.650 - Min 0.628
Wrench Size
9/16"
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