Heyco Products, Inc. “ T h e F i r s t N a m e i n W i r e P r o t e c t i o n ” 1-800-526-4182 • 732-286-1800 (NJ) • FAX: 732-244-8843 • Web site: www.heyco.com 3-16 Quick Specs Heyco® Right Angle Strain Relief Bushings For Flat Cables • Provides the same protection for your power supply cable as the straight-thru type AND... • Exits the cable flush against the chassis, saving space and directing the cable parallel to the panel. • Overcomes space limitations and acts as a back or bottom bumper. • Standardize panel design! Fill unused SR mounting holes with Heyco Double “D” Plugs, page 3-23. • See pages 3-24, 3-25, and 3-26 for SR hole punches and assembly tools. Material 6/6 Nylon Certifications Recognized under the Component Program of Underwriters’ Laboratories File E15331 Certified by the Canadian Standards Association File LR8919 Flammability Rating 94V-2 Material Temperature Index 257°F (125°C)–Maximum temperature on part not to exceed 221°F (105°C) A 2 r= B A MOUNTING HOLES A r= 2 A B D C WILL FIT THESE CABLES PANEL DIMENSIONS PART DESCRIPTION PART DIMENSIONS UL Type AWG/ Approximate A B Maximum NO. C D Designation Conductors Size Mounting To Prevent Panel Head Body Hole Dia. Rotation Thickness1 Black Length Length in. mm. in. mm. in. mm. in. mm. in. mm. in. mm. SPT-1 18/2 .12x.22 3,0x5,6 .437 11,1 .390 9,9 .062 1,6 1354 SR 13-1 .234 5,9 .500 12,7 SPT-1 18/3 .12x.30 3,0x7,6 SPT-2 18/2 .15x.28 3,8x7,1 .500 12,7 .450 11,4 .040 1,0 1361 SR 14A-1 .390 9,9 .687 17,5 HPN 16/2 .16x.30 4,1x7,6 Same as SR 14A-1 above except .100 2,5 1364 SR 14-1 .390 9,9 .687 17,5 SPT-2 18/3 .15x.40 3,8x10,2 SPT-3 18/2 .19x.35 4,8x8,9 .562 14,3 .525 13,3 .125 3,2 1384 SR 16-1 .500 12,7 .859 21,8 16/2 .20x.37 5,1x9,4 HPN 16/3 .16x.37 4,1x9,4 SPT-2 18/3 .15x.40 3,8x10,2 16/3 .16x.41 4,1x10,4 SPT-3 18/2 .19x.35 4,8x8,9 .560 14,2 .730 18,5 .080 2,0 1424 SR 20-1 ** .406 10,3 .812 20,6 18/3 .19x.39 4,8x8,9 ** ** ** ** 16/2 .20x.37 5,1x9,4 16/3 .20x.43 5,1x10,9 Same as SR 20-1 above except .125 3,2 1434 SR 20L-1** .406 10,3 .812 20,6 16/2 .20x.37 5,1x9,4 SPT-3 16/3 .20x.43 5,1x10,9 .750 19,9 .875 22,2 .125 3,2 1454 SR 23-1** .484 12,3 .937 23,8 14/2 .24x.42 6,1x10,7 ** ** ** ** 14/3 .24x.51 6,1x13,0 14/2 .24x.42 6,1x10,7 SPT-3 14/3 .24x.51 6,1x13,0 .875 22,2 .840 21,3 .125 3,2 1464 SR 24-1 .500 12,7 .968 24,6 12/2 .29x.51 7,4x13,0 12/3 .29x.65 7,4x16,5 SPT-3 10/3 .32x.66 8,0x16,8 1.093 28,0 1.000 25,4 .125 3,2 1440 SR 21-2 .734 18,6 1.437 36,5 Standard color black. Consult Heyco for white and other colors. **Use elongated hole. 1Maximum Panel Thickness–Part has additional clearance.