1、AMSC N/A FSC 5930 INCH-POUND MIL-PRF-24236/25D 1 October 2010 SUPERSEDING MIL-PRF-24236/25C 3 September 1999 PERFORMANCE SPECIFICATION SHEET SWITCHES, THERMOSTATIC, (BIMETALLIC TYPE I, HERMETICALLY SEALED SINGLE POLE, SINGLE THROW (SPST), 2 AMPERES This specification is approved for use by all Depar
2、tments and Agencies of the Department of Defense. The requirements for acquiring the switches described herein shall consist of this specification sheet and MIL-PRF-24236. FIGURE 1. Switches. AWG NO. 18 WIRE LEADS PER SAE-AS22759/9 or equivalent Provided by IHSNot for ResaleNo reproduction or networ
3、king permitted without license from IHS-,-,-MIL-PRF-24236/25D 2 Inches mm Inches mm .052 1.32 .648 16.46 .072 1.83 .665 16.89 .360 9.14 .772 19.61 .390 9.91 .990 25.15 .394 10.01 1.010 25.65 .50 12.7 12.00 304.8 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general informat
4、ion only and are based upon 1.00 inch = 25.4 mm. FIGURE 1. Switches - Continued. AWG NO. 18 WIRE LEADS PER SAE-AS22759/9 or equivalent Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-24236/25D 3 REQUIREMENTS: Dimensions and configuration: See
5、 figure 1 and table 1. Operating temperature range: -10F to +400F. Class: Class 4, except vibration 10 - 2,000 Hz, 10 gs. Mounting: See figure 1. Weight: Approximately .22 pound. Dielectric withstanding voltage: 70,000 ft - 350 V ac. Operating temperature and tolerance: See tables II, III, and IV. E
6、lectrical ratings: See table VI. Endurance: See table VI. QUALIFICATION: Group submission: See table VII. Part number: Consists of the prefix “M24236/25-“ and a five letter code. EXAMPLE: M24236/25- A GF B C “M“ prefix and specification sheet number Configuration and contact action (see table I) Clo
7、sing temperature (see tables II and III) Temperature differential (see table IV) Probe length (see table V) TABLE I. Configuration and contact action. Configuration Contact Action A B C D Code A C E G Close on increasing temperature (open decreasing on temperature) Code B D F H Close on decreasing t
8、emperature (open on increasing temperature) NOTE: The manufacturer calibrates these switches by setting the closing temperature. The opening temperature will then depend on the differential selected (see table IV). Provided by IHSNot for ResaleNo reproduction or networking permitted without license
9、from IHS-,-,-MIL-PRF-24236/25D 4 TABLE II. High temperature setting to the nearest 25F. Temperature Code Temperature Code (F) (F) 0 A 225 K 25 B 250 L 50 C 275 M 75 D 300 N 100 E 325 P 125 F 350 Q 150 G 375 R 175 H 400 S 200 J TABLE III. Temperature setting to the nearest 5F. Unit Tolerance 1/ 3F 4F
10、 5F -10 A F L -5 B G M 0 C H N +5 D J P +10 E K Q 1/ Available to 250F only. TABLE IV. Temperature differential. Closing temperature range Code Available differential +10F to 250F A 2-4F B 2-5F -251F to 400F C 3-7F TABLE V. Probe length. Code Length .030 Code Length .030 A 1.5 F 4.0 B 2.0 G 4.5 C 2.
11、5 H 5.0 D 3.0 J 5.5 E 3.5 K 6.0 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-24236/25D 5 TABLE VI. Electrical submission. Load 28 V dc 115 V ac, 60 Hz Life cycle (amperes) (amperes) Resistive 2.0 2.0 250,000 Inductive 1.0 1.5 250,000 Lamp
12、1.0 0.5 250,000 TABLE VII. Group submission. Configuration Number of samples required Tests Extent of approval A B 3 each Visual and mechanical examination, torque, vibration, shock, and seal All 1/ C D 2 each Torque 1/ Qualification is based on prior approval of MIL-PRF-24236/20. Reference Document
13、s: MIL-PRF-24236 SAE-AS22759/9 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 any inaccuracies in these notations. Bidders and co
14、ntractors 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 5930-2009-034) DLA - CC Review activities: Army AR, AT, AV, MI Navy MC, SH Air
15、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-,-,-
