503994-4 TE Connectivity

Heat-shrinkable Tubing RAYCHEM Tubing Products SRFR 1 Highly Flexible, Silicone Rubber Tubing Product Facts Highly flame-retardant Extremely flexible at high and low temperatures Shrink ratio 1.5:1 minimum except sizes 4/2.9 and 29/20 RoHS compliant Applications electrical properties. SRFR Installation is used in medical Highly flexible and Minimum shrink equipment where its key resistant to high and low temperature: 135C 275F properties are outstanding temperatures. Unlike other flexibility and ability to Minimum full recovery silicone materials, SRFR withstand exposure to temperature: 175C 347F displays outstanding sterilization conditions. physical strength. It resists Other applications include extreme heat shocks, and Operating Temperature Range thyristor power cable exhibits good thermal insulation, heating element -75C to 200C insulation. SRFR is non- and bus bar insulation, fiber -103F to 392F burning and has optic bundle sheathing, outstanding ablative and rocketry support cable properties as well as protection. excellent physical and Specifications/Approvals Series UL Raychem SRFR E85381 VW-1 RT-1142 600V, 200C RW-2057 Available in: Americas Europe Asia Pacific 1-115 9-1773447-9 Dimensions are in inches and Dimensions are shown for USA: 1-800-522-6752 Germany: 49-6251-133-1999 CIS WR 08/2011 millimeters unless otherwise reference purposes only. Canada: 1-905-475-6222 China: 86-400-820-6015 specified. Values in brackets Specifications subject Mexico: 52-55-1106-0800 Japan: 81-44-844-8013 te.com are metric equivalents. to change. L. & S. America: 54-11-4733-2200 UK: 44-800-267-666RAYCHEM Tubing Products SRFR (Continued) Product Dimensions Inside Diameter Recovered Wall Thickness* Size Minimum Expanded Maximum Recovered After Heating as Supplied After Heating 2.9/1.7 2.9 0.114 1.7 0.067 1.0 0.50 0.039 0.020 4/2.9 4.0 0.158 2.9 0.114 1.0 0.50 0.039 0.020 7.8/4.6 7.8 0.307 4.6 0.181 1.0 0.50 0.039 0.020 10/6.5 10.0 0.394 6.5 0.256 1.5 0.50 0.059 0.020 15/9.6 15.0 0.591 9.6 0.378 1.5 0.50 0.059 0.020 21/13 21.0 0.827 13.0 0.512 2.0 0.75 0.079 0.030 29/20 29.0 1.142 20.0 0.787 2.0 0.75 0.079 0.030 41/27 41.0 1.614 27.0 1.063 3.0 1.00 0.118 0.039 51/33 51.0 2.008 33.0 1.299 3.0 1.00 0.118 0.039 *Wall thickness will be less if tubing recovery is restricted during shrinkage. Ordering Information Color Standard Gray (-8) Size selection Always order the largest size that will shrink snugly over the component to be covered. Standard packaging On spools. Ordering description Specify product name, size and color (for example, SRFR 2.9/1.7-8). 1-116 9-1773447-9 Dimensions are in inches and Dimensions are shown for USA: 1-800-522-6752 Germany: 49-6251-133-1999 CIS WR 08/2011 millimeters unless otherwise reference purposes only. Canada: 1-905-475-6222 China: 86-400-820-6015 specified. Values in brackets Specifications subject Mexico: 52-55-1106-0800 Japan: 81-44-844-8013 te.com are metric equivalents. to change. L. & S. America: 54-11-4733-2200 UK: 44-800-267-666