DLA MS27788 REV D-2011 SWITCH TOGGLE ONE POLE ENVIRONMENTALLY SEALED LEVER LOCK INTEGRATED WIRE TERMINALS.pdf

1、AMSC N/A FSC 5930 INCH-POUND MS27788D 18 April 2011 SUPERSEDING MS27788C 28 September 1987 DETAIL SPECIFICATION SHEET SWITCH, TOGGLE, ONE POLE, ENVIRONMENTALLY SEALED, LEVER LOCK, INTEGRATED WIRE TERMINALS This specification is approved for use by all Departments and Agencies of the Department of De

2、fense. The complete requirements for acquiring the switch described herein shall consist of this specification and the latest issue of MIL-DTL-3950. FIGURE1. Dimensions and configuration Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27788D 2 NOTE

3、S: 1. Dimensions are inches. Metric equivalents are given for general information only. 2. Unless otherwise specified, tolerance is .020 (0.51 mm) for two place decimals and .005 (0.13 mm) for three place decimals. 3. For hardware detail specifications see appendix of MIL-DTL-3950. 4. Contact instal

4、ling/ removal tool in accordance with MIL-I-81969/14-02. 5. Grommet sealing plug, in accordance with MS27488-A20. 6. Terminal shall adequately accept a wire contact within dimensional limits of SAE-AS39029/1-101. 7. In the event of a conflict between the text of this standard and the reference cited

5、 herein, the text of this standard shall take precedence. FIGURE1. Dimensions and configuration Continued Inches mm Inches mm .005 0.13 .432 10.97 .008 0.20 .469 11.91 .012 0.30 .47 11.9 .020 0.51 .910 23.11 .060 1.52 1.05 26.7 .076 1.93 1.140 28.96 .38 9.7 1.340 34.04 .42 10.7 1.706 43.33 Provided

6、by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27788D 3 REQUIREMENTS The Sealing grommet shall seal on a smooth wire insulation of .040 (1.02 mm) to .083 (2.11mm) diameters The terminal end of switch shall be color coded red to indicate contact size Direct

7、ion of internal mechanism movement is opposite to the direction of the toggle movement Sealing plugs may be used in nonfunctional grommet holes. Maximum weight is .137 pound. Locking arrangement Positive locking shall be accomplished and shall prevent motion of the toggle lever until the locking mec

8、hanism is manually released. The force required to release the locking mechanism shall be 3 to 5 pounds. The locking means at the top of the toggle busing shall be capable of withstanding a torque of 20 inch-pounds applied in both directions immediately following the humidity test. Electrical rating

9、: See table I. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27788D 4 TABLE I: Detail Requirements Test Requirements Test shall be performed in accordance with MIL-DTL-3950 except a) During all tests. Switches shall be fully wired with appropriat

10、e wire and terminal contacts. b) Contact voltage drop- the contact drop with two terminals and the switch contact in series shall not exceed 8 millivolts measured from one wire contact through the contacts to the other wire contacts. MS Part Number Available Locking Combinations Circuit with toggle

11、lever in Current capacity (amperes) 28 volts dc Current capacity (amperes) 115 volts, 60 and 400 hertz ac Keying Side Center Opposite keying side Lamp-load circuit Resistive circuit Inductive circuit Lamp-load circuit Resistive circuit Inductive circuit MS27788-1 ALL 1-2 ON 4-5 1-2 ON 5-6 2-3 ON 5-6

12、 7 7.5 7.5 4 7.5 7.5 MS27788-2 E,F,K,L,M,N MOM. 1-2 ON 4-5 1-2 ON 5-6 2-3 ON 5-6 5 7.5 7.5 2 7.5 7.5 MS27788-3 E,L,N MOM. 1-2 ON 4-5 1-2 ON 5-6 MOM. 2-3 ON 5-6 MS27788-21 All 1-2 ON OFF 2-3 ON 5-6 7 7.5 7.5 4 7.5 7.5 MS27788-22 D,F,G OFF NONE 2-3 ON 5-6 MS27788-23 D,F,G 1-2 ON 4-5 NONE 2-3 ON 5-6 MS

13、27788-24 E,F,K,M NONE OFF 2-3 ON 5-6 MS27788-25 F NONE MOM. OFF 2-3 ON 5-6 5 7.5 7.5 2 7.5 7.5 MS27788-26 F MOM. 1-2 ON 4-5 NONE 2-3 ON 5-6 MS27788-27 E,L,N MOM. 1-2 ON 4-5 OFF MOM. 2-3 ON 5-6 MS27788-28 E MOM. 1-2 ON 4-5 OFF NONE MS27788-29 F MOM. OFF NONE 2-3 ON 5-6 MS27788-30 F MOM. 1-2 ON 4-5 NO

14、NE OFF MS27788-31 E,F,K,L,M,N MOM. 1-2 ON 4-5 OFF 2-3 ON 5-6 MS27788-32 E NONE 1-2 ON 4-5 MOM. 2-3 ON 5-6 MS27788-33 E,F,K,M NONE 1-2 ON 4-5 2-3 ON 5-6 7 7.5 7.5 4 7.5 7.5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS27788D 5 Referenced document

15、s MIL-DTL-3950 Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the changes. Custodians: Preparing activity Army CR DLA CC Navy AS Air Force 85 (Project 5930-2011-069) DLA CC Review activities Army AR, AV, MI Navy EC, MC Air

16、 Force 99 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-,-,-