1、AMSC N/A FSC 6145 INCH-POUND MIL-DTL-22931/9A 21 August 2013 SUPERSEDING MIL-C-22931/9 10 February 1968 DETAIL SPECIFICATION SHEET CABLES, RADIO FREQUENCY, SEMIRIGID, COAXIAL, SEMI-AIR-DIELECTRIC, .500 AND .530 INCH OUTSIDE DIAMETER, 50 OHMS This specification is approved for use by all Departments
2、and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification sheet and MIL-DTL-22931. Power rating based upon a 40C ambient with a 45C rise in center conductor temperature. FIGURE 1. Attenuation and power rating curves for
3、 -001 and -002. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-22931/9A 2 Power rating based upon a 40C ambient with a 45C rise in center conductor temperature. FIGURE 2. Attenuation and power rating curves for -003 and -004. Provided by IHS
4、Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-22931/9A 3 REQUIREMENTS: Operating temperature range: -55 to +80C. Inner conductor: See table II. Dielectric: Cable core and insulating layer: See table II. Outer conductor: Aluminum tubing, smooth, seamless.
5、Diameters See table II. Jacket: See table II. Voltage withstand: 1,800 volts rms (minimum) at 60 Hz, or 3,200 volts dc. Insulation defects, spark: See table II. Attenuation: See table II. Velocity: See table. Capacitance: 24.0 pf/ft. Impedance: 50 2 ohms. Voltage standing wave ratio: See Table I. TA
6、BLE I. Initial and Final Frequency Ranges. Mandrel size for cold bend, bending and temperature cycling tests: 15 inches (381.0 mm). Minimum bending radius: 5 inches (127.0 mm). Frequency range Initial After bending and temperature cycling (MHz) 500 2,000 2,000 5,000 5,000 10,000 (max) 1.15 1.20 1.20
7、 (max) 1.18 1.25 1.25 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-22931/9A 4 Table II. Dash numbers and characteristics. 1/, 2/ Requirement M22931/09 dash number -001 -002 -003 -004 Inner conductor Overall diameter ( .002 (.05) Dielectric
8、s Cable core Insulating layer Outer conductor diameter Inside (nominal) Outside Jacket Overall diameter +.020 (.51) - .010 (.25) Min. wall thickness Insulation defects, spark Attenuation (dB/100 ft. max) 30 MHz 400 MHz 3,000 MHz Velocity (percent) Copper wire or tube 0.161 (4.09) Polystyrene Polysty
9、rene 0.421 (10.69) 0.500 (12.70) Not applicable Not applicable 0.48 1.93 5.90 86.5 do. Polyethylene 0.575 (14.61) 0.035 (.89) Applicable do. Copper wire 0.165 (4.19) Polyethylene Not applicable 0.456 (11.58) 0.530 (13.46) Not applicable Not applicable 0.46 1.93 5.90 85.5 Do. Polyethylene 0.615 (15.6
10、2) 0.035 (.89) Applicable Do. 1/ Dimensions are in inches. 2/ Metric equivalents are given for information only. Part or Identifying Number (PIN): See table III. Table III. Cross reference information. PIN RG number Former classification Class Type M22931/09-001 M22931/09-002 M22931/09-003 M22931/09
11、004 RG-236/U RG-237/U RG-252/U RG-253/U N I Attenuation and power rating. See figures 1 and 2. Changes from previous issue. Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the changes. Referenced documents. This document r
12、eferences MIL-DTL-22931. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-22931/9A 5 CONCLUDING MATERIAL Custodians: Preparing activity: Army CR DLA-CC Navy EC Air Force 85 DLA-CC (Project 6145-2013-007) Review activities: Army AR, AT, AV, CR4
13、 Navy AS, 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.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
