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Self-Clinching Blind Fasteners - Types B, BS - Unified
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Part # BS-440-2
Part # BS-440-2, Self-Clinching Blind Fasteners - Types B, BS - Unified
PEM® brand self-clinching blind fasteners provide permanently mounted blind threads in metal sheets as thin as .040”.
Provides barrier to protect threads against foreign matter.
Protects internal components from intrusion of screws.
PEM blind fasteners employ the proven PEM self-clinching design and are easily installed in properly sized holes. Shanks of PEM fasteners act as their own pilots. PEM blind fasteners can be installed with any standard press applying squeezing forces between parallel surfaces.
PEM self-clinching blind fasteners are available in thread sizes from #4-40 through 1/4-20 in carbon or stainless steel.
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Specifications
Thread Size
.112-40 (#4-40)
Thread Code
440
Shank Code
2
A (Shank) Max.
.054
in
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Min. Sheet Thickness
.056
in
Hole Size in Sheet + .003 - .000
.166
in
B Max.
.150
in
C Max.
.165
in
E ± .010
.250
in
F Min.
.210
in
L Max.
.335
in
T ± .010
.380
in
Min. Dist. Hole C/L to Edge
.19
in
For Use in Sheet Hardness
1
HRB 70 / HB 125 or Less
Thread Specification
Internal, ANSI B1.1, 2B
Fastener Material
300 Series Stainless Steel
Standard Finish
Passivated and/or tested per ASTM A380
CAD Supplier
PennEngineering® (PEM®)
1
HRB - Hardness Rockwell “B” Scale. HB - Hardness Brinell.
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PEMSERTER® Tooling Selector