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PEM Type SCBR? Spinning Clinch Bolts with Self-Retracting Feature0 pages
PEM Type SCBR Spinning Clinch Bolts
®
™
SCBR-910
with self-retracting feature
PEM Type SCBR™ Spinning Clinch Bolt installs by simply pressing
it into a properly sized hole. The controlled clinching action
permanently captivates the screw and spring in the panel and
allows the screw to spin freely in the sheet.
NEW!
Driver size.
(See chart)
Features and Benefits
•t Permanently captivates into sheets as thin as
.040” / 1.02 mm.
•t Spring keeps screw retracted when disengaged.
•t Provides economical self-retracting captive screw.
•t Replaces loose hardware.
•t Allows for close centerline-to-edge distance.
•t RoHS compliant.
Type SCBR retracted
E
H2
H1
L
Type SCBR engaged
Patented
T
UNIFIED
All dimensions are in inches.
tt
tt
t Threadtt
Threadt
t
Sizet
Typet
Codet
t .112-40t
SCBRt
440t
t (#4-40)
t .138-32t
SCBRt
632t
t (#6-32)
t .164-32t
SCBRt
832t
t (#8-32)
Length Code “L” ±.015t
(Length Code in 16ths of an inch)t
.500t
Min.t
Sheett
Thicknesst
Hole Sizet
in Sheett
+.003 –.000t
8t
.040t
.112t
.348t
.165t
.495t
.130t
#1t
.175
8t
.040t
.138t
.381t
.170t
.500t
.130t
#2t
.190
8t
.040t
.164t
.410t
.175t
.505t
.130t
#2t
.205
Min.t
Sheett
Thicknesst
Hole Sizet
in Sheett
+0.08t
Ettttt
+.005t
H1t
H2t
Tt
Drivert
–.010t
±.005t
Ref.t
Nom.t
Sizet
Min. Dist
Hole C/L
To Edge
METRIC
All dimensions are in millimeters.
t
t
t
Threadt
ttt
Length Code “L” ±0.4t
Size xtt
Threadt
Pitcht
Typet
Codet
(Length Code in millimeters)t
Ettttt
+0.13t
H1t
H2t
Tt
Drivert
–0.25t
±0.13t
Ref.t
Nom.t
Sizet
M3 x 0.5t
SCBRt
M3t
12t
1.02t
3t
9.1t
4.2t
11.8t
3.3t
#1t
4.5
M4 x 0.7t
SCBRt
M4t
12t
1.02t
4t
10.7t
4.5t
12.1t
3.3t
#2t
5.4
NOTE: Type SCBR screws are shipped with mating springs.
For designs requiring a specific spring rate, contact our PEM Technical Support group at techsupport@pemnet.com.
Material and Finish Specifications
Part Number Designation
Fastener Material:t Screw - Heat-treated carbon steel
t
Spring - 300 series stainless steel
Finish: Standard:t Screw - ZI - Zinc plated, 5µm, colorless (1)
For use in sheet hardness:
t
HRB 80 (Hardness Rockwell “B” Scale) or less
t
HB 150 (Hardness Brinell) or less
SCBRt –t 632t –t
Type
Thread
Code
8t
ZI
Length Finish
Code
(1) See PEM Technical Support section of our web site for related
plating standards and specifications.
www.pemnet.com
Min. Dist
Hole C/L
To Edge
