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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

#10-32

Grip Range

.316 - .366 in

Identification Mark

5 Rad.

B Ref.

.391 in a1058_1.jpg

C Max.

.065 in

øD + .000 - .004

.250 in

E Max.

.302 in

F + .005 -.000

.054 in
L ± .0151 1.094 in

K Ref.

.400 in

Install Drill Size Ref.

1/4

Install Hole Size Min.

.250 in

Install Hole Size Max.

.256 in

Pull Up Factor

.080 in

Weight per 1000

8.1 lb

Fastening

Uninstalled

Thread Specification

3B per ASME B1.1

Standard Material

Alloy No. 260 Brass

Standard Finish

None - bright as machined

CAD Supplier

PennEngineering® (Atlas®)

Inventory

  • 1 The “L” dimension is the height of the installed stud at max grip. The height of the stud will increase if it is installed into thinner material. To calculate “actual L” use this formula: max grip - actual grip + L = “actual L”