1、Comments, suggestions or questions on this document should be addressed to Defense Supply Center Columbus, ATTN: VAT, Post Office Box 3990, Columbus, OH 43218-3990, or emailed to switchdla.mil. Since contact information can change, you may want to verify the currency of this address information usin
2、g the ASSIST Online database at https:/assist.daps.dla.mil. AMSC N/A FSC 5930 INCH POUND MIL-DTL-13625F 9 December 2009 SUPERSEDING MIL-DTL-13625E 27 March 2003 DETAIL SPECIFICATION SWITCHES, PULL; SWITCHES, PUSH; SWITCHES, BEAM SELECTING,HEADLIGHT: ELECTRICAL (28 VOLTS DC MAXIMUM, FOR MILITARY VEHI
3、CLES) This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers 28-volt (V) direct-current (dc) maximum, push, pull, and headlight beam-selecting switches (see 6.1). 1.2 Classification. Switches should be of the
4、 following types, arrangements, classes, and grades, in the combinations specified (see table I and 6.2). 1.2.1 Types. Type I Type II Type III Type IV Type V Push; single-pole, single-throw, momentary operation, light duty. Beam selecting, headlight; single-pole, double-throw. Beam selecting, headli
5、ght; multi-pole, double-throw. Push; single-pole, single-throw, momentary operation, heavy duty. Pull; single-pole, single-throw, pull-latch disconnect. 1.2.2 Arrangements. Arrangement 1: Normally open. Arrangement 2: Normally closed. Arrangement 3: No open. 1.2.3 Classes. Class A: Slow make and bre
6、ak. Class B: Fast make and break. 1.2.4 Grades. Grade 1: Watertight (operable during immersion). Grade 2: Open (waterproof, but not operable during immersion). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-13625F 2 TABLE I. Combination of t
7、ypes, arrangements, classes, and grades. Type Arrangement Class Grade 1 2 3 A B 1 2 I I I I I I I I II III IV IV V x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 and 4
8、 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all speci
9、fied requirements documents cited in sections 3 and 4 of this specification, whether or not they are listed. 2.2 Government documents. 2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks form a part of this document to the extent specified herein. U
10、nless otherwise specified, the issues of these documents are those cited in the solicitation or contract. FEDERAL SPECIFICATIONS A-A-52536 - Contact, Electrical No. 12, 14, and 16 A.W.G. FEDERAL STANDARDS FED-STD-H28 - Screw-Thread Standards for Federal Services. DEPARTMENT OF DEFENSE SPECIFICATIONS
11、 MIL-DTL-13486 - Cables, Special Purpose, Electrical, Low-Tension, Heavy-Duty, Single Conductor and Multiple Conductor, Shielded and Unshielded, General Specification for. DEPARTMENT OF DEFENSE STANDARDS MIL-STD-130 - Identification Marking of US Military Property. MIL-STD-810 - Environmental Engine
12、ering Considerations and Laboratory Tests. MIL-STD-889 - Dissimilar Metals (Copies of these documents are available online at https:/assist.daps.dla.mil/quicksearch or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.) Provided by IHSNot for
13、ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-13625F 3 2.3 Non-Government publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitat
14、ion or contract. AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI) ANSI/NCSL Z540-1 - General Requirements for Calibration Laboratories and Measuring and Test Equipment. (Copies of these documents are available online at http:/www.ansi.org or from the American National Standards Institute (ANSI), 11 West
15、 42nd Street, New York, NY 10036-8002, telephone 212-642-4900, fax 212-302-1286.) INTERNATIONAL ORGANIZATION FOR STANDARDS (ISO) ISO 10012-1 - Quality Assurance Requirements for Measuring Equipment Part 1, Meteorological Confirmation System for measuring Equipment (Copies of these documents are avai
16、lable online at http:/www.ansi.org or from the American National Standards Institute (ANSI), 11 West 42nd Street, New York, NY 10036-8002, telephone 212-642-4900, fax 212-302-1286.) IPC - ASSOCIATION CONNECTING ELECTRONICS INDUSTRIES J-STD-004 - Soldering Fluxes Requirements for. J-STD-006 - Electro
17、nic Grade Solder Alloys and Fluxed and Non-fluxed Solid Solders for Electronic Soldering Applications Requirements for. (Copies of these documents are available online at http:/www.ipc.org or from the Association Connecting Electronics Industries, 2215 Sanders Road, Northbrook, Illinois, 60062-6135,
18、 United States.) 2.4 Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein (except for related specification sheets), the text of this document takes precedence. Nothing in this document, ho
19、wever, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Specification sheets. The individual item requirements shall be as specified herein and in accordance with the applicable specification sheet. In the event of any conflict between the
20、 requirements of this specification and the specification sheet, the latter shall govern. 3.2 Qualification. The switches furnished under this specification shall be products that are authorized by the qualifying activity for listing on the applicable Qualified Products List (QPL) before contract aw
21、ard (see 4.2 and 6.4). 3.3 Design and construction. The switch shall be constructed to the form and dimension specified on the applicable military standards or drawings (see 2.2 and 4.5.10). 3.3.1 Interchangeability. To provide for interchangeability, switches fabricated in accordance with this spec
22、ification shall have external dimensions that fall within the envelope outline of the applicable military standards or drawings. Electrical connectors, mounting dimensions, and location shall also conform to the detail requirements of the applicable document (see 4.5.10). Provided by IHSNot for Resa
23、leNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-13625F 4 3.3.2 Materials. Materials shall be as specified herein, on applicable standards or drawings, and in applicable specifications (see 4.5.10). 3.3.2.1 Metals. Exterior metals shall be of a corrosion-resistant type
24、or shall be treated to resist corrosion (see 4.5.9). 3.3.2.2 Dissimilar metals. Except where necessary to complete an electrical circuit, contact between dissimilar metals as defined in MIL-STD-889, which would encourage galvanic action, shall be avoided. Separation of dissimilar metals shall be acc
25、omplished by providing insulation between mating surfaces (see 4.5.9). 3.3.2.3 Pure tin. The use of pure tin, as an underplate or final finish, is prohibited both internally and externally. Tin content of switch components and solder shall not exceed 97 percent, by mass. Tin shall be alloyed with a
26、minimum of 3 percent lead, by mass (see 6.3.1) 3.3.3 Standard parts. Military standard parts shall be used wherever applicable. Commercial standard parts may be used provided they are interchangeable without modification with the military standard parts they replace (see 4.5.9). 3.3.4 Threaded parts
27、. All screw threads shall conform to FED-STD-H28 (see 4.5.10) 3.3.5 Springs. Springs shall not be used to transmit current (see 4.5.9). 3.3.6 Locking devices. Lock washers, self-locking nuts, or other approved locking devices shall be incorporated where specified or where required to prevent looseni
28、ng of components (see 4.5.9). 3.3.7 Solder and soldering flux. Solder, when used for electrical connections, shall be composition Sn60 in accordance with J-STD-006, and soldering flux shall be in accordance with J-STD-004. (see 4.5.10). 3.3.8 Terminals. Unless otherwise specified (see 6.2), tip dime
29、nsions of round terminals for snap-on connectors shall conform to A-A-52536 (see 4.5.10). 3.3.9 Cable. Unless otherwise specified on the applicable military standard or drawing, the electrical lead cable shall conform to MIL-DTL-13486 (see 4.5.10). 3.3.10 Weight. The weight of the switch shall not e
30、xceed that specified on the applicable military standard or drawing (see 4.5.10). 3.4 Performance. 3.4.1 Overload force. When tested as specified in 4.5.6.1, the overload force (“minimum pressure“) specified on the applicable military standard or drawing shall cause no switch damage. The switch shal
31、l subsequently meet the requirements of 3.4.2. 3.4.2 Operating force. When tested as specified in 4.5.6.2, the average force (“pressure“) required to actuate or close the switch shall be within the limits specified on the applicable military standard or drawing. 3.4.3 Contact voltage drop. When test
32、ed as specified in the applicable portions of 4.5.6.3, and determined as specified in 4.5.6.3.2, the contact voltage drop shall not exceed 60 millivolts, except as specified in 3.4.6 for endurance test specimens. 3.4.4 Electrical overload. When tested as specified in 4.5.6.4, the switch shall carry
33、a current equal to 150 percent of the applicable rated load without damage and shall subsequently meet the requirements of 3.4.3. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-13625F 5 3.4.5 High voltage. When tested as specified in 4.5.6.5
34、, the switch shall evidence no sparking, arcing, burning, smoking, charring, cracking, loosening, rupturing, or other damage to the insulation. 3.4.6 Endurance. When tested as specified in 4.5.6.6, the switch shall show no evidence of mechanical or electrical failure. After the test, the contact vol
35、tage drop, measured as specified in the applicable portions of 4.5.6.3 and determined as specified in 4.5.6.3.2, shall not exceed 120 millivolts and shall subsequently meet the requirements of 3.4.2 and 3.4.5. 3.5 Environmental. 3.5.1 Salt fog (corrosion). When tested as specified in 4.5.7.1, the sw
36、itch shall evidence no corrosion affecting operation and shall subsequently meet the requirements of 3.4.2, 3.4.3, and 3.4.5. 3.5.2 Fungus. When tested as specified in 4.5.7.2, the switch shall evidence no fungus growth affecting operation and shall subsequently meet the requirements of 3.4.2, 3.4.3
37、, and 3.4.5. 3.5.3 Waterproofness. The switch assembly shall evidence no leakage and shall be mechanically and electrically operable during and subsequent to submersion, when subjected to test specified in 4.5.7.3. 3.5.4 Extreme temperatures. When tested as specified in 4.5.7.4, the switch shall ope
38、rate in a temperature range of -65F through +165F. While at -60F 5F, the minimum force required to actuate or close the switch shall be no more than 40 percent higher than the average actuation force previously measured at room temperature (see table II, specimens 3 and 4). The switch shall subseque
39、ntly meet the requirements of 3.4.2 and 3.4.3. 3.6 Physical. 3.6.1 Shock. When tested as specified in 4.5.8.1, the switch shall evidence no mechanical or electrical malfunction (opening or closing of circuits). After shock test, switches shall have no loosened, distorted, or broken parts. 3.6.2 Vibr
40、ation. When tested as specified in 4.5.8.2, the switch shall evidence no mechanical or electrical malfunction (opening and closing of circuits). After vibration test, switches shall have no loosened, distorted, worn, or broken parts and shall subsequently meet the requirements of 3.4.2 and 3.4.3. 3.
41、6.3 Terminal strength. When tested as specified in 4.5.8.3.1, terminals of switches with receptacle (mating) connectors shall withstand a force of 40 pounds. When tested as specified in 4.5.8.3.2, the terminals and lead connections of switches with permanently attached leads shall withstand a force
42、of 40 pounds. When tested as specified in 4.5.8.3.3, switches with screw type terminals shall withstand the minimum torque necessary to seat the outermost nut properly. No switch, regardless of terminal construction, shall have any deformation of more than .062 inch (1.57 mm) or any rotation of more
43、 than 15 after the test. Each switch, regardless of terminal construction, shall subsequently meet the requirements of 3.4.3. 3.7 Finish. Cleaning, pretreatment, priming, and painting shall conform to best commercial practices (see 4.5.10). 3.8 Marking. 3.8.1 Identification marking. Identification m
44、arking shall be in accordance with MIL-STD-130 and as a minimum shall include the following (see 4.5.10). Applicable Military Standard or drawing number Manufacturers Name or Identification Date of Manufacture (month, year; e.g., June 85) Provided by IHSNot for ResaleNo reproduction or networking pe
45、rmitted without license from IHS-,-,-MIL-DTL-13625F 6 3.9 Recycled, recovered, or environmentally preferable materials. Recycled, recovered, or environmentally preferable materials should be used to the maximum extent possible provided that the material meets or exceeds the operational and maintenan
46、ce requirements, and promotes economically advantageous life cycle costs. 3.10 Workmanship. Workmanship shall be such as to assure a product free of burrs, rust, scratches, chips, sharp edges, loose or defective connectors, cracked insulation, or faulty soldering (see 4.5.10). 4. VERIFICATION 4.1 Cl
47、assification of inspection. The inspection requirements specified herein are classified as follows: a. Qualification inspection (see 4.2). b. Conformance inspection (see 4.3). 4.2 Qualification inspection. A qualification sample of eight switches (see 3.1) shall be submitted for qualification testin
48、g. The samples shall be representative of the units proposed to be furnished under the contract. Qualification inspection shall be performed at a laboratory acceptable to the Government (see 6.3) on sample units produced with equipment and procedures normally used in production. 4.2.1 Failure. Failu
49、re of any qualification test sample to pass any of the examinations or tests specified herein may be cause, at the option of the Government, for refusal to conduct additional testing until the faults revealed by the test have been corrected. 4.3 Conformance inspection. 4.3.1 Sampling. 4.3.1.1 Inspection lot. A lot shall consist of all switches of one Part or Identifying Number (PIN), from an identifiable production period, from one man
