RT-375 Very clear, thin-wall, flexible, fluoropolymer heat-shrinkable tubing RT-375 is a highly flame-resistant, A very thin wall gives RT-375 while permitting full inspectability of heat-shrinkable, thin-wall tubing excellent flexibility. the item covered and protection of that has excellent clarity. It is electronic components without losing manufactured from a modified Applications include protection of the ability to identify the part. fluoropolymer whose properties wire and cable markers subject to include toughness, chemical abuse bundling and jacketing of RT-375 is UL-recognized and resistance, and high-temperature wires and cables to protect them CSA-certified at 150C, 600 V, performance. from mechanical and chemical abuse with a VW-1 flame-retardancy rating. Temperature rating Full recovery temperature: 150C Continuous operating temperature: 55C to 150C Recommended maximum temperature for use as a primary insulator: 135C Specifications* Type Raychem Military UL CSA RT-375 RT-375 AMS-DTL-23053/18, Class 2 E85381 VW-1 LR31929 VW-1 *When ordering, always specify latest issue. Dimensions (millimeters/inches) W Expanded as supplied Fully recovered after heating D d Inside diameter Wall thickness D (min.) d (max.) W Expanded Recovered Recovered Size as supplied after heating after heating** 3/64 1.2 0.046 0.6 0.023 0.25 0.05 0.010 0.002 1/16 1.6 0.063 0.8 0.031 0.25 0.05 0.010 0.002 3/32 2.4 0.093 1.2 0.046 0.25 0.05 0.010 0.002 1/8 3.2 0.125 1.6 0.062 0.25 0.05 0.010 0.002 3/16 4.8 0.187 2.4 0.093 0.25 0.05 0.010 0.002 1/4 6.4 0.250 3.2 0.125 0.30 0.08 0.012 0.003 3/8 9.5 0.375 4.8 0.187 0.30 0.08 0.012 0.003 1/2 12.7 0.500 6.4 0.250 0.30 0.08 0.012 0.003 3/4 19.1 0.750 9.5 0.375 0.43 0.08 0.017 0.003 1 25.4 1.000 12.7 0.500 0.48 0.08 0.019 0.003 **Wall thickness will be less if tubing recovery is restricted during shrinkage. Ordering information Color Clear Size selection Always order the largest size that will shrink snugly over the component being covered. Special sizes may be made available upon request. Standard packaging On spools Ordering description Specify product name, size, and color for example, RT-375 1/4-X (X=Clear).Specification values Property Unit Requirement Method of test PhysicalDimensions mm (inches) See reverse ASTM D 2671 Longitudinal change percent +0, 10 maximum ASTM D 2671 Tensile strength psi (MPa) 3500 (24.1) minimum ASTM D 2671 Ultimate elongation percent 300 minimum ASTM D 2671 Concentricity (expanded) percent 70 minimum AMS-DTL-23053 4 Secant modulus (expanded) psi (MPa) 2.5 x 10 (172) minimum ASTM D 2671 Specific gravity 1.90 maximum ASTM D 2671 Low-temperature flexibility No cracking AMS-DTL-23053 (4 hours at 55C/67F) Heat shock No dripping, flowing, ASTM D 2671 (4 hours at 250C/482F) or cracking Heat resistance ASTM D 2671 (336 hours at 225C/437F) Followed by test for: Ultimate elongation percent 100 minimum ASTM D 2671 Clarity stability Marking legible through AMS-DTL-23053 (24 hours at 200C/392F) tubing wall Electrical Dielectric strength volts/mil (volt/mm) 400 (15.760) minimum ASTM D 2671 11 Volume resistivity ohm-cm 10 minimum ASTM D 2671 Chemical Copper mirror corrosion Noncorrosive ASTM D 2671 (16 hours at 160C/320F) Procedure A Copper contact corrosion No pitting or blackening ASTM D 2671 (16 hours at 160C/320F) of copper Procedure B Flammability Self-extinguishing within ASTM D 2671 1 minute, 25% maximum Procedure C flag burn Fungus resistance ISO 846 Followed by tests for: Method B Tensile strength psi (MPa) 3500 (24.1) minimum ASTM D 2671 Ultimate elongation percent 300 minimum ASTM D 2671 Dielectric strength volts/mil (volts/mm) 400 (15,760) minimum ASTM D 2671 Water absorption percent 0.5 maximum ASTM D 2671 (24 hours at 23C/73F) Fluid resistance ASTM D 2671 (24 hours at 50C/122F) in: JP-8 fuel (MIL-T-5624) Hydraulic fluid (MIL-H-5606) Lubricating oil (MIL-L-23699) Lubricating oil (MIL-L-7808) 5% NaCl, 0-S-1926 De-icing fluid (MIL-A-8243) Water Followed by tests for: Tensile strength psi (MPa) 2000 (13.8) minimum ASTM D 2671 Ultimate elongation percent 250 ASTM D 2671 Dielectric strength volts/mil (volts/mm) 400 (15,760) minimum ASTM D 2671 Note: Consult RT-375 for specific details about test procedures. Raychem is a trademark of Tyco Electronics Corporation. Users should independently evaluate the suitability of the product for their application. Tyco Electronics Corporation 300 Constitution Drive Faraday Road 3816 Noborito, Tama-ku Asia Pacific Headquarters Menlo Park, CA 94025-1164 Dorcan, Swindon, SN3 5HH Kawasaki, Kanagawa 214-8533 26 Ang Mo Kio, Industrial Park 2 USA United Kingdom Japan Singapore 569507 Tel:(800) 926-2425 (US & Canada) Tel: +44 1793 528171 Tel: +81 44 900 5102 Tel: +65 4866 151 Tel:+1 (650) 361-3860 (All other countries) All information, including illustrations, is believed to be reliable. Users, however, should independently evaluate the suitability of each product for their application. Tyco Electronics Corporation makes no warranties as to the accuracy or completeness of the information, and disclaims any liability regarding its use. Tyco Electronics Corporations only obligations are those in the Standard Terms and Conditions of Sale for these products and in no case will Tyco Electronics Corporation be liable for any incidental, indirect, or consequential damages arising from the sale, resale, use, or misuse of the product. Tyco Electronics Corporations Specifications are subject to change without notice. In addition, Tyco Electronics Corporation reserves the right to make changes in materials or processing without notification to the Buyer which do not affect compliance with any applicable specification. For more information about this product visit www.tycoelectronics.com 1994, 2002 Tyco Electronics Corporation Printed in USA 1654070 Revised 04/04