Pomona ® Model 4388 Triaxial BNC, Hemetic Sealed, Bulkhead Receptable FEATURES: • Mounts in panels up to 6.35 (.25) • Hermetic Seal – 50 PSI differential pressure • Leakage rate less than 10-7 cc/sec of tracer gas at one atmosphere MATERIALS: Body and Fittings – Brass, Alloy 360, ½ Hard Dielectric – PTFE Center and Intermediate Contacts – Gold Plated Beryllium Copper, Cond. HT.or Brass per body. Gasket – Silicone rubber per ZZ-R-765, Class 11, Grade 50. Finish: Body and Fittings – Tarnish resistant. Center and Intermediate Contacts – Gold plate per requirements of MIL-C-49142. Marking: POMONA 4388 RATINGS: Nominal Impedance: 50 Ohms ORDERING INFORMATION: Model 4388 All dimensions are in inches. Tolerances (except noted): .xx = ±.02” (,51 mm), .xxx = ± .005” (,127 mm). All specifications are to the latest revisions. Specifications are subject to change without notice. Registered trademarks are the property of their respective companies. Made in USA 6/9/99 SY/EH/LS Sales: 800-490-2361 Fax: 888-403-3360 Technical Assistance: 800-241-2060 S:\Engineering \Release\DataSheets\FlukeDataSheet\d4388_1_01.doc PomonaACCESS 90261 (800) 444-6785 or (425) 446-6010 More drawings available at www.pomonaelectronics.com Page 1 of 1