Product Catalog
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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
Thread Size |
N/A #8-32 |
Grip Range |
N/A .281 - .321 in |
Identification Mark |
N/A 3 Circ. |
B Ref. |
N/A
.355 in
![]() Loading zoom |
C Max. |
N/A .063 in |
øD + .000 - .004 |
N/A .221 in |
E Max. |
N/A .271 in |
F + .005 -.000 |
N/A .054 in |
L ± .0151 | N/A .875 in |
K Ref. |
N/A .300 in |
Install Drill Size Ref. |
N/A #2 |
Install Hole Size Min. |
N/A .221 in |
Install Hole Size Max. |
N/A .226 in |
Pull Up Factor |
N/A .065 in |
Weight per 1000 |
N/A 5.2 lb |
Fastening |
N/A Uninstalled |
Thread Specification |
N/A 3B per ASME B1.1 |
Standard Material |
N/A Low Carbon Steel |
Standard Finish |
N/A Cadmium Plate - .0003” minimum thickness per SAE AMS-QQ-P-416 Class 2, Type II |
CAD Supplier |
N/A 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”