“Stay Connected”
with
®
Strain Relief Bushings
Heyco Original Strain Relief Bushings
®
Straight-Thru for Round Cables
.625˝ (15,9 mm) to .750˝ (19,0 mm) Mounting Holes
WILL FIT THESE CABLES
UL Type
AWG/
Conductors
Approximate
Size
in.
SJ, SJT
& SJO
18/2
.300
mm.
7,6
PANEL DIMENSIONS
A
B
Finished
Mounting To Prevent
Fit Panel
Hole Dia.
Rotation Thickness*
in. mm. in. mm. in. mm.
.625
15,9
.550
14,0 .062
.125
7,6-
8,4
8,3
8,4
8,9
9,0
9,1
9,7
10,3
.625
15,9
.550
14,0 .062
.125
7,6
8,3
8,4
9,0
9,0
9,1
9,4
9,9
10,3
10,3
.750- 19,0-
16/3
.430
10,9
.781
Same as SR 7N-2 above except
19,8
.125 3,2
1237
SR 7P-2
.750 19,1
.750
19,0
.660 16,8 .062
1,6
1244
SR 7N-2
.750 19,1
2503
.625
.656
.656
.687
.687
15,9
16,7
16,7
17,4
17,4
1,6
3,2
1202
1204
SR 6N5-4
SR 6P5-4
.578 14,7
.578 14,7
.625
15,9
.550
14,0 .062
1,6
3,2
1,6
PART NO. DESCRIPTION PART DIM.
Mounting
Black
C
Hole Plug
BODY
LENGTH
in. mm. PART NO.
SR 6N-4
SR 6P-4
SR 6N2-4
.578 14,7
.578 14,7
.578 14,7
1217
1210
1197
Same as SR 6N-4 above except
SJT
18/3
16/2
18/3
14/2
16/3
18/4
18/2
S & ST
16/2
18/2
16/2
18/3
16/3
16/3
18/4
14/3
18/2
18/3
S & ST
16/2
18/3
.300-
.330
.325
.330
.350
.355
.360
.380
.405
SJ, SJT
& SJO
.625
15,9
.550
14,0 .062
1,6
1200
SR 6N3-4
.578 14,7
2497
Same as SR 6N3-4 above except
.125
3,2
1207
SR 6P3-4
.578 14,7
Same as SR 6N5-4 above except
SJ, SJT
& SJO
HPD
SJT
.300
.325
.330
.355
.355
.360
.370
.390
.405
.405
•
Protects the lifeline of your electric/
electronic products
by absorbing the
forces of pull, push, and twist that may
be exerted on the flexible power cord.
•
Securely anchors, insulates, and
protects cables at panel entry points.
•
Sizes SR 6-Series to SR 7-Series for
mounting hole diameters from .625˝
(15,9 mm) to .781˝ (19,8 mm).
•
Sizes for thin .062˝ (1,6 mm)
panel available: SR 7N-2
See chart for details.
•
See page 4-38 for corresponding
Mounting Hole Plugs
which can be
used to fill blank/unused Mounting
Holes and thus allow for a single panel
design for multiple applications.
•
Consult Heyco for other wire types
and sizes.
•
See pages 4-27 & 4-28 for SR
assembly tools.
•
See page 4-19 for Quick Specs.
•
For Double D Mounting Hole Punches,
see page 4-30.
.550
14,0 .156
4,0
1214
SR 6L-1
.678 17,2
consult Heyco
Standard color black. Consult Heyco for white and other colors.
*Maximum Panel Thickness. Part has additional clearance. Consult Heyco for your Custom Finished Fit Panel Thickness.
B
B
B
A
.956
A
A
.255
FOR SR-7KR-2 ONLY
STANDARD MOUNTING HOLES
ELONGATED MOUNTING HOLE
C
1-800-526-4182 • 732-286-1800 (NJ) • FAX: 732-244-8843 • www.heyco.com
4-20
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