1、AMSC N/A FSC 5930 INCH-POUND MS21026G 5 October 2011 SUPERSEDING MS21026F 18 October 1985 DETAIL SPECIFICATION SHEET SWITCH, TOGGLE, POSITIVE BREAK, LEVER LOCK, MINIATURE TOGGLE SEALED, SOLDER LUG, SINGLE POLE, .469 MOUNTING BUSHING This specification is approved for use by all Departments and Agenc
2、ies of the Department of Defense. The requirements for acquiring the products described herein shall consist of this specification sheet and MIL-DTL-8834. FIGURE 1. Dimensions and configuration. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21026
3、G 2 FIGURES A THROUGH L ILLUSTRATE THE LOCKING AND MOMENTARY CONFIGURATION AND NOT THE DETAIL CONSTRUCTION OF THE LOCKING DESIGN FIGURE 1. Dimensions and configuration - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21026G 3 Inches mm
4、Inches mm Inches mm .002 .003 .005 .010 .012 .016 .024 .025 0.05 0.08 0.13 0.25 0.30 0.41 0.61 0.64 .030 .032 .045 .047 .052 .072 .169 .338 0.76 0.81 1.14 1.19 1.32 1.83 4.29 8.59 .364 .430 .432 .438 .469 .480 .572 .706 .983 9.25 10.92 10.97 11.13 11.91 12.19 14.53 17.93 24.97 NOTES: 1. Dimensions a
5、re in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerances are .010 (0.25 mm) on decimals and 5 on angles. FIGURE 1. Dimensions and configuration - Continued. REQUIREMENTS: For hardware detail specifications, see appendix of MIL-DTL-8834. In
6、 the event of a conflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. Shock: Method I and method II (high impact). The switch shall be electrically and mechanically operative at the conclusion of the shock test except t
7、here can be mechanical transfer of the contact mechanism at all levels when tested in accordance with method II (high impact). Toggle seal test: Method II. Part or Identifying Number (PIN) shall consist of MS number, locking combination letter and dash number. Example PIN: MS21026B211: Toggle sealed
8、 on-off-on, locked in center position. MS21026K281: Toggle sealed, none-off-momentary on, locked in center position. Strength of terminals: 5 pounds normal to the mounting plane and 2 pounds in other planes. Altitude: 50,000 feet. 115 V ac, 60 hertz electrical endurance tests are to performed at ro
9、om temperature and pressure. Maximum weight: .0593 pound (26.9 grams). Unlocking force: 4 1 pound. Configuration of switch case housing, terminals, and barriers: Design optional providing maximum dimensions specified are not exceeded. Provided by IHSNot for ResaleNo reproduction or networking permit
10、ted without license from IHS-,-,-MS21026G 4 TABLE I. Detail requirements. MS dash no Locking comb Circuit made between terminals as indicated with the toggle lever in these positions: 1/ Current capacity in amperes Life low current level switching 5 mV Resistive load Inductive load 28 volts dc 115 v
11、olts 28 volts dc 115 volts Opposite keyway side 4/ Center position Keyway side 4/ 60 Hertz ac 400 Hertz ac 60 Hertz ac 400 Hertz ac -211 A, B, C, D, E on 2-3 off on 1-2 5 2 3 1 2/ 1 2 25 A 3/ -221 C, E none off -231 on 1-2 -241 J, B off none -271 F, H mom-on 2-3 off mom-on 1-2 -281 K none -311 G, K,
12、 L on 2-3 1/ Direction of movement of internal mechanism is opposite to the direction of the toggle movement. 2/ With time constant of .020 .002 seconds. 3/ Contact resistance not to exceed 50 ohms during life, low current level switching. 4/ Non-functional terminals shall not be supplied. Reference
13、d documents: MIL-DTL-8834 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. Custodians: Preparing activity: Army - CR DLA CC Navy - AS Air Force - 85 (Project 5930-2011-073) DLA - CC
14、Review activities: Army - AR, MI Navy - EC Air 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-,-,-
