A-10 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 ” 3-21 1-800-526-4182 • 732-286-1800 (NJ) • FAX: 732-244-8843 • Web site: www.heyco.com Heyco® Knock-Out Adapters For Strain Relief Bushings • Made of zinc-plated steel. • Converts trade size knock-out holes to diameters suitable for strain relief bushings. • Allows for standardization of panel design since various strain relief bushing sizes can be adapted to one panel hole size. • Allows for the mounting of strain relief bushings into unusually thick panel. • Adapters mount into 1/2½ knock-outs (7/8½ or 22,2 mm nominal diameter). A-10 Adapter Pliers (Part #0024) For quick and easy locking of adapters. Will Adapt These Strain Reliefs to Fit PART NO. DESCRIPTION LUG LENGTH an .875” (22,2mm.) Diameter Hole. in. mm. 4K-1, 4K-4, 4K-6, 4L-1 4L-4, 5L-1, 5P3-4, 5P-4, 5P-7, 5S-1, 6W-1, 14-1, 7562 A-22F .500 12,7 15-1, 5M-3 6K-5, 6L-1, 6P2-5, 6P3-4 6P3-5, 6P3-7, 6P-4, 6P-5 7567 A-25F .500 12,7 6P-7, 10-2, 11-2, 11K-2 2P-4, 2P-5, 5K-4, 5W-1 16-1, 2L-1, 2M-4 7570 A-28F .500 12,7 20-1, 20L-1, 30-1 7572 A-41 .500 12,7 1.06 1.06 FLAT OVAL • Replaces “UL Knot” method of providing strain relief • Quick and easy to secure on any SPT-2 wire. • Cost effective. No cutting or tools needed as with metal clamp type strain reliefs. There is no risk of repetitive motion strain or injury. • Recognized (far exceeds UL’s 35# pull-out test). • UL Approved for use with SPT-2 Wire. B A C D WILL FIT THESE CABLES PART DIMENSIONS PART DESCRIPTION UL Type AWG/ Approximate Size A B C D NO. Designation Conductors Black in. mm. in. mm. in. mm. in. mm. in. mm. SPT-2 18/2 .150 x .280 3,8 x 7,1 .41 10,4 .70 17,8 .29 7,4 .35 8,9 1854 ISR 14-27 Standard color black. Consult Heyco for white and other colors. No panel required for application. Heyco® In-Line Strain Relief Bushing 1 2 3 4 Install in 4 easy steps! A-22F A-28F A-25F A-41