1、INCH-POUND MS90579B 5 May 2012 SUPERSEDING MS90579A 7 November 2005 DETAIL SPECIFICATION SHEET ADAPTER, CONNECTOR, BETWEEN SERIES (SERIES QL SOCKET TO SERIES C SOCKET) JAM NUT MOUNT, TYPE UG-1375/U This specification is approved for use by all Departments and Agencies of the Department of Defense. T
2、he requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-27434. Inches mm .002 .05 1.044 26.52 2.500 63.50 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Series C socket contact and series QL socket
3、 contact in accordance with MIL-STD-348. FIGURE 1. Type UG-1375/U connector. AMSC N/A FSC 5935 Inactive for new design 15 June 1999. Reference Series Contact A C Socket B QL Socket Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS90579B 2 Dimensions
4、 and configuration: In accordance with figure 1 and MIL-STD-348. Impedance: 50 ohms. Frequency range: 5 GHz, maximum. Voltage rating: 1000 volts rms, maximum. Dielectric withstanding voltage: 3,000 volts, rms. Corrosion: In accordance with MIL-STD-202, method 101, test condition B. Finish: Center co
5、ntact. The male pin shall be plated to a minimum gold thickness of 50 micro inches (1.27m) in accordance with ASTM B488, type II, code C, class 1.27, over 50 micro inches (1.27m) minimum of nickel in accordance with SAE-AMS-QQ-N-290, class 1, measured anywhere along the mating surface, for all serie
6、s. The socket contact shall be plated to a minimum of 50 micro inches (1.27 m) of gold in accordance with ASTM B488, type II, code C, class 1.27, over 50 micro inches (1.27 m) minimum of nickel in accordance with SAE-AMS-QQ-N-290, class 1, including the ID, measured at a depth of .040 inch minimum.
7、The plating on non-significant surfaces in the ID shall be of sufficient thickness to ensure plating continuity and uniform utility and protection. This plating may consist of an underplate only. A silver underplate shall not be permitted. All other parts shall be silver plated to a minimum thicknes
8、s of 0.0002 inches (0.005 mm) in accordance with ASTM B700. Part or Identifying Number (PIN): MS90579-1375. Changes from previous issue. The margins of this specification are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only a
9、nd the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Referenced do
10、cuments. In addition to MIL-DTL-27434, this document references the following: MIL-STD-202 MIL-STD-348 ASTM B488 SAE-AMS-QQ-N-290 ASTM B700 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS90579B 3 CONCLUDING MATERIAL Custodians: Preparing activity:
11、 Army CR DLA - CC Navy - EC Air Force - 85 (Project 5935-2011-095) DLA - CC Review activities: Navy AS, CG, MC, OS Air Force - 19 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at https:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
