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  • Designed for high load applications. Countersunk feature allow fastener to be installed flush with sheet surface.
  • Both UNC and UNF threads available in No. 10 and larger thread sizes. Check for availability of other grip ranges and designs.
Unit of Measure

Specifications

Thread Size

3/8-16

Grip Range

.551 - .636 in

Identification Mark

5 Rad.

B Ref.

.770 in a1058.jpg

C Max.

.124 in

øD + .000 - .004

.490 in

E Max.

.597 in

F + .005 -.000

.120 in

J Ref.

1.090 in

K Ref.

.715 in

P - Keyway Width + .003 -.000

.128 in

H - Keyway Height

.110 - .115 in

Install Drill Size Ref.

12.5mm

Install Hole Size Min.

.490 in

Install Hole Size Max.

.500 in

Pull Up Factor

.155 in

Weight per 1000

17.0 lb

Fastening

Installed

Thread Specification

3B per ASME B1.1

Standard Material

6053 Aluminum or 6061 Aluminum

Standard Finish

Anodized in accordance with MIL-A-8625, Type II, Class 1 plus lubricant

CAD Supplier

PennEngineering® (Atlas®)