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Captive Panel Screw, Screw Head, Spring-loaded, Self-Clinching - Unified Type PF7M
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Screw Head, Spring-loaded, Self-Clinching PF7M
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Captive Panel Screw, Screw Head, Spring-loaded, Self-Clinching - Unified Type PF7M
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Part # PF7M-440-0CN
Part # PF7M-440-0CN, Captive Panel Screw, Screw Head, Spring-loaded, Self-Clinching - Unified Type PF7M
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Self-clinching mounting design provides high pushout resistance.
Installs flush on back side of panel.
Does not require special hole preparation.
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Specifications
Thread Size
.112-40 (#4-40)
Type
PF7M
Thread Code
440
Screw Length Code
0
A (Shank) Max.
.036
in
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Min. Sheet Thickness
.036
in
Hole Size in Sheet + 0.003 - 0.000
.219
in
C Max.
.218
in
E ± .010
.310
in
G ± .025
.210
in
H ± .010
.100
in
P ± .025
.000
in
T1 Nom.
.38
in
T2 Nom.
.55
in
Min. Dist. Hole C/L to Edge
.28
in
Thread Specification
1
ASME B1.1, 2A
Material Retainer
Carbon Steel
Material Screw
Heat-Treated Carbon Steel
Material Spring
300 Series Stainless Steel
Finish Retainer
Bright nickel over copper flash
Finish Screw
Bright nickel over copper flash
Finish Spring
Natural Finish
For Use in Sheet Hardness
HRB 60 or Less (Hardness Rockwell “B” Scale) / HB 107 or Less (Hardness Brinell)
CAD View
Unfastened
CAD Supplier
PennEngineering® (PEM®)
1
As with all external plated threads, Class 2A/6g, the maximum major and pitch, after plating, may equal basic sizes and be gauged to Class 3A/4h, per ANSI B1.1, Section 8, Table 3A and ANSI B1.13M, Section 8, Paragraph 8.2.
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