1181 HEYCO | Alldatasheet

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4-2 2 1-8 00-526-418 2 • 732-28 6-18 00 (N J) • F AX: 732-244-8 8 43 • w w w .heyco.com “Stay Connected” with Strain Relief Bushings H eyco O riginal Strain Relief Bushings Internal R adii for Flat Cables .500˝ (12,7 m m ) M ounting H oles W ILL F IT TH ESE CABLES PANEL D IM ENSIO NS PAR T D ESC. PAR T D IM ENSIO NS M ounting AB F inished NO . CD H ole UL AW G/ Approxim ate M ounting To Prevent F it Panel H ead Body Plug Type Conds. Size H ole D ia. R otation Thickness* Black Length Length SPT-1 18/3 .12 x .3 0 3 ,0 x 7,6 & H PN SPT-1 18/3 .12 x .3 0 3 ,0 x 7,6 .500 12,7 & H PN 16/2 .16 x .3 0 4 ,1 x 7,6 .515 13 ,1 Sam e as SR 4 N -6 above except .100 2,5 1190 SR 4 K-6 .270 6,9 .54 6 13 ,9 24 91 Standard color black. Consult H eyco for w hite and other colors. *M axim um Panel Thickness. Part has additional clearance. Consult H eyco for your Custom Finished Fit Panel Thickness.

  • Extra body length w ith flex-protecting internal radii.
  • W ider approved w ire range than typical 4 -series Strain R eliefs; SR 4 A-6 features a 1,0 m m locking slot for Thin Panels.
  • Absorb forces of pull, push, and tw ist, to protect the electrical lifeline of your application.
  • For m axim um flex protection, see Bell-M outh and Pigtail Strain R eliefs on pages 4 -23 and 4 -24 .
  • Securely anchors, insulates and protects cables at panel entry points.
  • To assem ble SR 4 A-6 use Part No. 0021 R 291 Pliers, designed for .04 0˝ (1,0 m m ) panel thickness, or sem i- autom ated equipm ent.
  • To assem ble SR 4 N -6 and SR 4 K-6, use Part No. 0022 R 29 Pliers, or sem i-autom ated equipm ent. See pages 4 -27 thru 4 -29 for details.
  • Use M ounting H oles Plug Part No. 2491 to standardize panel design w here the Strain R elief is not required.
  • For Double D M ounting H ole Punches, see page 4 -3 0. M aterial N ylon 6/6 Certifications R ecognized under the Com ponent Program of Underw riters’ Laboratories File E153 3 1 Certified by the Canadian Standards Association File 8919 Flam m ability R ating 94 V -2 Tem perature R ange -.04 °F (-18°C) to 221°F (105°C) MOUNTING HOLE C D INTERNAL RADII A B PROTECTIVE ABSO R B PULL ABSO R B PUSH ABSO R B TW IST