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Heyco® Original Strain Relief Bushings

Straight-Thru for Round Cables

.375" (9,5 mm) to .500" (12,7 mm) Mounting Holes

  • Part Numbers and Specifications
  • Features
WILL FIT THESE CABLES PANEL DIMENSIONS PART NO. DESC. PART DIM. Mounting
Hole
Plug
CAD
UL
Type
AWG/
Conductors
Approximate
Size
A
Mounting
Hole Dia.
B
To Prevent
Rotation
Finished
Fit Panel
Thickness*
Black C
BODY
LENGTH
in. mm. in. mm. in. mm. in. mm. in. mm. PART NO.
AWM 12/1 .125-.187 3,2-4,8 .375 9,5 .330 8,4 .062 1,6 1060 SR 2M-1 .406 10,3 2617 CAD
SV &
SVT
18/2 .220-.245 5,6-6,2 .500 12,7 .450 11,4 .062 1,6 1157 SR 5MN-3 .438 11,1 2491 CAD
Same as SR 5MN-3 above except –––––––––––––––––––––––––––––––––––––>
.100 2,5 1140 SR 5M-3 .438 11,1 2491 CAD
For custom interlock
cable, not UR
.250 6,4 .560 14,2 .730 18,5 .125 3,2 1487 SR 30-1A** .672 17,1 consult Heyco  
.265 6,7 .560 14,2 .730 18,5 .125 3,2 1490 SR 30-1B**  
SV &
SVT
18/2 .250 6,4 .500 12,7 .450 11,4 .062 1,6 1150 SR 5N-4 .438 11,1 2491 CAD
18/3 .255 6,5 .500-
.515
12,7-
13,1
HPD 18/2 .270 6,9 .500 12,7
16/2 .290 7,4 .500-
.515
12,7-
13,1
SJT 18/2 .300 7,6 .531 13,5
Same as SR 5N-4 above except –––––––––––––––––––––––––––––––––––––>
.100 2,5 1147 SR 5P-4 .438 11,1 2491 CAD
.156 4,0 1154 SR 5L-1 consult Heyco CAD
SV & SVT 18/2 .255 6,5 .500 12,7 .450 11,4 .100 2,5 1137 SR 5P3-4 .438 11,1 2491 CAD
18/3 .270 6,9
HPD 16/2 .290 7,4
SJ, SJT
& SJO
18/2 .300 7,6 .500 12,7 .465 11,8 .090 2,3 1184 SR 6W-1 .438 11,1 2491 CAD
SPT-3 16/2

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.
**Use Elongated Mounting Hole.

  • 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 cable at panel entry points.
  • Sizes SR 2-Series to SR 6-Series for mounting hole diameters from .375" (9,5 mm) to .500" (12,7 mm).
  • Corresponding Mounting Hole Plugs can be used to fill blank/unused Mounting Holes and thus allow for a single panel design for multiple applications.
  • For SR assembly tools, click here.
  • For Double D Mounting Hole Punches, click here.

QuickSpecs

Material   Nylon 6/6
Certifications ru Recognized under the Component Program of Underwriters' Laboratories File E15331
csa Certified by the Canadian Standards Association File 8919
Flammability Rating   94V-2
Temperature Range   -.04°F (-18°C) to 221°F (105°C)
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