PennEngineering
Corporate Headquarters – Danboro, PA
5190 Old Easton Rd.
Danboro, PA 18916
Phone:
215-766-8853
Toll-Free Phone:
1-800-237-4736 (U.S. only)
Email:
info@pemnet.com
Website:
www.pemnet.com
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ATLAS® Brand Rivet Nuts
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Countersunk Head
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Countersunk Head Threaded Insert - Closed End Keyless - Unified
> Part # AECH25B211
Part # AECH25B211, Countersunk Head Threaded Insert - Closed End Keyless - Unified
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
Imperial
Metric
Both
Specifications
Thread Size
N/A
1/4-20
Grip Range
N/A
.151 - .211 in
Identification Mark
N/A
1 Rad.
B Ref.
N/A
.529 in
C Max.
N/A
.089 in
øD + .000 - .004
N/A
.332 in
E Max.
N/A
.382 in
F + .005 -.000
N/A
.054 in
L ± .015
N/A
1.062 in
K Ref.
N/A
.435 in
Install Drill Size Ref.
N/A
Q
Install Hole Size Min.
N/A
.332 in
Install Hole Size Max.
N/A
.338 in
Pull Up Factor
N/A
.095 in
Weight per 1000
N/A
15.7 lb
Fastening
N/A
Uninstalled
Thread Specification
N/A
3B per ASME B1.1
Standard Material
N/A
4037 Alloy 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®)