Hex Cap Screws Aluminum 3/8-16

3/8"-16 Aluminum Hex Cap Screws

Lightweight Aluminum Hex Head Bolts | 3/8" Diameter - 16 Threads per Inch


  • Size: 3/8"-16
  • 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

NA = "Not Sold In Single Quantity"

Size/SKU
Select Package Quantity Price
SubTotal
3/8"-16 x 3/4" FT
3/8"-16 x 3/4" FT
1 $1.59 (1.59/ea)
100 $94.00 (0.94/ea)
1000 $930.00 (0.93/ea)
Subtotal: $0.00 /
3/8"-16 x 1" FT
3/8"-16 x 1" FT
1 $1.71 (1.71/ea)
100 $102.00 (1.02/ea)
1000 $1,010.00 (1.01/ea)
Subtotal: $0.00 /
3/8"-16 x 1-1/4" FT
3/8"-16 x 1-1/4" FT
1 $1.76 (1.76/ea)
100 $105.00 (1.05/ea)
1000 $1,040.00 (1.04/ea)
Subtotal: $0.00 /
3/8"-16 x 1-1/2" FT
3/8"-16 x 1-1/2" FT
1 $2.04 (2.04/ea)
100 $122.00 (1.22/ea)
1000 $1,200.00 (1.2/ea)
Subtotal: $0.00 /
3/8"-16 x 1-3/4" FT
3/8"-16 x 1-3/4" FT
1 $2.52 (2.52/ea)
100 $151.00 (1.51/ea)
1000 $1,500.00 (1.5/ea)
Subtotal: $0.00 /
3/8"-16 x 2" FT
3/8"-16 x 2" FT
1 $2.88 (2.88/ea)
100 $172.00 (1.72/ea)
1000 $1,710.00 (1.71/ea)
Subtotal: $0.00 /
3/8"-16 x 2-1/2" FT
3/8"-16 x 2-1/2" FT
1 $3.08 (3.08/ea)
100 $185.00 (1.85/ea)
1000 $1,840.00 (1.84/ea)
Subtotal: $0.00 /

Frequently Used With

1 $0.30 (0.3/ea)
100 $18.00 (0.18/ea)
1000 $170.00 (0.17/ea)
Subtotal: $0.00
1 $0.21 (0.21/ea)
100 $12.00 (0.12/ea)
1000 $110.00 (0.11/ea)
Subtotal: $0.00
1 $0.39 (0.39/ea)
100 $19.00 (0.19/ea)
1000 $180.00 (0.18/ea)
Subtotal: $0.00
1 $0.63 (0.63/ea)
100 $33.00 (0.33/ea)
1000 $320.00 (0.32/ea)
Subtotal: $0.00

Product Specifications
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 measurements may vary slightly +/- depending on production run within IFI Tolerances
Width Across Corners
Max 0.650 - Min 0.628
Wrench Size
9/16"