DLA MS90577 REV B-2012 ADAPTER CONNECTOR SERIES UHF TO SERIES BNC TYPE UG-273 U.pdf

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1、AMSC N/A FSC 5935 INCH-POUND MS90577B 8 May 2012 SUPERSEDING MS90577A 7 November 2005 DETAIL SPECIFICATION SHEET ADAPTER, CONNECTOR, SERIES UHF TO SERIES BNC, TYPE UG-273/U This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acqui

2、ring the product described herein shall consist of this specification sheet and MIL-DTL-27434. Inches mm .125 3.17 .718 18.24 1.205 30.61 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for information only. 3. Series BNC socket contact interface to be in accordance with MIL-STD-

3、348. FIGURE 1. Type UG-273/U connector. Inactive for new design 15 June 1999. Reference Series Contact A BNC Socket B UHF Pin Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS90577B 2 Dimensions and configuration: In accordance with figure 1 and MIL

4、-STD-348, BNC socket contact interface. Impedance: 50 ohms. Frequency range: 500 MHz, maximum. Voltage rating: 500 volts rms, maximum at 60 Hz. Dielectric withstanding voltage: 3,000 volts, rms. Corrosion: In accordance with MIL-STD-202, method 101, test condition B. Finish: Center contact. The male

5、 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 series. The socket c

6、ontact 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. The plating on

7、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 thickness of 0.0002 inc

8、hes (0.005 mm) in accordance with ASTM B700. Part or Identifying Number (PIN): MS90577-273. 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 and the Governmen

9、t 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 documents. In addi

10、tion 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-,-,-MS90577B 3 CONCLUDING MATERIAL Custodians: Preparing activity: Army - CR DLA -

11、 CC Navy EC Air Force - 85 DLA CC (Project 5935-2011-093) Review activities: Army AR, MI 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-,-,-