1、AMSC N/A FSC 5930 INCH-POUND MIL-PRF-8805/55J 3 November 2010 SUPERSEDING MIL-PRF-8805/55H 25 June 2003 PERFORMANCE SPECIFICATION SHEET SWITCH, PUSH, MICROPHONE, DPST, NORMALLY OPEN, FOOT OPERATED, MOMENTARY, UNSEALED AND WATERTIGHT This specification is approved for use by all Departments and Agenc
2、ies of the Department of Defense. The requirements for acquiring the switches described herein shall consist of this specification sheet and MIL-PRF-8805. FIGURE 1. Dimensions and configuration. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF
3、-8805/55J 2 Inches mm Inches mm .010 0.25 .858 21.79 .016 0.41 .910 23.11 .032 0.81 1.098 27.89 .070 1.78 1.312 33.32 .125 3.18 1.360 34.54 .138 3.51 1.546 39.27 .156 3.96 1.660 42.16 .250 6.35 1.812 46.02 .562 14.27 2.160 54.86 .655 16.64 2.218 56.34 .672 17.07 2.968 75.39 NOTES: 1. Dimensions are
4、in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerances are .010. 4. Mounting hardware not furnished. 5. Lockwashers are not captive to terminal screws. 6. Dimension A is 2.218 or 2.968, see table I. 7. Dimension B is 0.910 or 1.660, see tab
5、le I. 8. Design optional within envelope dimensions shown. FIGURE 1. Dimensions and configuration - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-8805/55J 3 REQUIREMENTS: Dimensions and configuration: See figure 1 and table I. En
6、closure design: 1 (unsealed) or 3 (watertight), see table I. Temperature characteristic: -40C to +85C. Thermal shock: In accordance with test condition A, method 107 of MIL-STD-202, except low temperature extreme shall be -40C (-40C to +85C) Shock type: 50 gs, sawtooth, in accordance with method 213
7、, test condition G, MIL-STD-202. Sinusoidal vibration grade: 1 (10 to 500 Hz). Material: Mounting bracket: Steel, corrosion resistant or equivalent. Weight: With short actuator bushing (M8805/55-001, -003, -005, -007 and -009): 0.25 pound maximum. With long actuator bushing (M8805/55-002, -004, -006
8、, and -008): 0.32 pound maximum. Operating characteristics: 10% variation from specified values acceptable after test. Actuating force: 7.0 (+4 -0) pounds for -001 thru -008 13 2 pounds for -009 Pretravel: .090 inch minimum. Total travel: .165 inch minimum. Overtravel: .050 inch minimum. Differentia
9、l travel: .050 inch minimum. Full overtravel force: 20 pounds maximum for -001 thru -008 25 pounds maximum for -009 Release force: 0.5 pounds minimum. Rated load at 28 V dc: 0.75 ampere inductive at sea level only. Overload at 28 V dc: Inductive: 1.75 amperes Minimum operating cycles: Rated load: 50
10、,000 cycles Overload: 1,000 cycles. Dielectric withstanding voltage: Altitude: 50,000 feet. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-8805/55J 4 Terminal strength: Pull: 20 pounds. Torque: 5 inch pounds. Strength of actuating means: 20
11、pounds. Moisture resistance: (Applicable to M8805/55-005 through -009 only) Insulation resistance shall be not less than 2.5 megohms in the wet condition, and not less than 50 megohms in the dry condition. Salt spray (corrosion): Unsealed switches (M8805/55-001 through -004): Group III of the MIL-PR
12、F-8805 qualification inspection table is applicable, except no electrical test applicable following salt spray. Sand and dust: Method I. Solderability: Not applicable. Mechanical endurance: 50,000 cycles. Qualification inspection: See table II. Part or Identifying Number (PIN): See table I. TABLE I.
13、 PINs, configurations and dimensions. Part or Identifying Number PIN 1/ Seal Actuator bushing Dimensions Insert nut thread A B M8805/55-001 M8805/55-002 Unsealed Short Long 2.218 2.968 0.910 1.660 .138-40 UNF-2B M8805/55-003 M8805/55-004 Short Long 2.218 2.968 0.910 1.660 .138-32 UNF-2B M8805/55-005
14、 M8805/55-006 Watertight Short Long 2.218 2.968 0.910 1.660 .138-40 UNF-2B M8805/55-007 M8805/55-008 Short Long 2.218 2.968 0.910 1.660 .138-32 UNF-2B M8805/55-009 Short 2.218 0.910 .138-40 UNF-2B 1/ M8805/55-001 replaces and is interchangeable with canceled PIN MS25039-1. Provided by IHSNot for Res
15、aleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-8805/55J 5 TABLE II. Qualification inspection group submission. Examination or test 1/ 2/ Basic switch Other switch samples 1/ Extent of approval Groups I, II, III, VI, VII, and VIII M8805/55-005 M8805/55-008 Group I ALL
16、 Groups I, II, III, and V M8805/55-001 1/ Group numbers refer to those inspection groups specified in the MIL-PRF-8805 qualification inspection table. 2/ If only the sealed versions, or only the unsealed versions are being qualified, the entire qualification inspection table of MIL-PRF-8805 is appli
17、cable. Reference documents: MIL-PRF-8805 MIL-STD-202 Changes from previous issue. The margins of this specification are marked with vertical lines to indicate where modifications from this revision were made. This was done as a convenience only and the Government assumes no liability whatsoever for
18、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. Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 (Project 5930-2010-022) DLA - CC Re
19、view activities: Army - AR, AV, MI Navy - AS, MC, OS, SH Air Force - 19, 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-,-,-
