ARMY A-A-52488-1994 SPOTLIGHT 24 VOLT DIRECT CURRENT《24伏特直流电聚光灯》.pdf

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1、- - A-A-52488 9999474 OLb2274 T81 = A-A- 5 2 48 8 January 27 , 1994 SUPERSEDING MIL-S-45337C 12 June 1985 MS51307D 30 May 1985 COMMERCIAL ITEM DESCRIPTION SPOTLIGHT: 24 VOLT DIRECT CURRENT The General Services Administration has authorized the use of this commercial item description (CID) as a repla

2、cement for MIL-S-45337C and MS51307C which are canceled. ABSTRACT. This CID covers a vehicle spotlight (splash resistant) which provides localized directional illumination during night operation. The spotlight is also available with a mounting bracket when specified. 0 SALIENT CHARACTERISTICS a. Mat

3、erials. Unless otherwise specified herein, the material used shall be in accordance with the manufacturers material specifications for spotlights. The use of recovered material made in compliance with regulatory requirements is acceptable providing all the requirements of the CID are met (see note d

4、). 1. Metals. Metals shall be of corrosion resistant type or shall be treated to resist corrosion. b. Design and construction. The design and construction of the spotlight shall be as specified in figure 1. strength to withstand handling, transit, storage and installation without causing malfunction

5、 or distortion. 1. The spotlight housing shall be of sufficient size and mechanical Beneficial comments, recommendations, additions, deletions clarifications, etc. and any other data which may improve this document should be sent by letter to: U.S. Army Tank-Automotive Command, ATTN: AMSTA-GDS, Warr

6、en, MI 48397-5000. AMSC NIA FSC 6220 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-52488 9999974 OLb2275 918 A- A- 5 2 488 160 MIN. ROTATiON 160 MIN .ROTATION VIE

7、W AA NOTE : a. Construction is not limited to features other than as shown by b. Use of an asterisk (*) indicates mandatory dimensions. dimensions, notations and referenced documents. FIGURE 1. Spot light ncminal dimensions. 2. Connectors. The spotlight shall be provided with electrical 3. Switch. T

8、he spotlight shall be provided with an “ON-OFF“ switch connectors of the type and style specified in MS27142. placed in a position where it can be operated without requiring the operator to remove his fingers from the handle. 4- Mounting bracket. When specified (see note b) the spotlight shall be fu

9、rnished with a mounting bracket as specified in Army drawing 7015044 or a suitable interchangeable mounting kit which meets the requirements of this CID. 24 volts direct current (dc) at 5 amps, with a minimum rating of 50 watts. (PAR 46) with a nominal outside diameter of 5.75 inches- locking device

10、s shall be incorporated where required to prevent loosening of components. c. Beam pattern. The spotlight shall produce a beam with a minimum intensity of 70,000 candlepower at a distance of 60 feet along the lamp axis when operated from a 28 voit direction current power source. shall be 160 degrees

11、 left or right of the center of rotation. 5. Lamp. The spotlight shall use a lamp which is rated at not less than 6. Reflector. The spotlight shall use a parabolic aluminized reflector 7. Locking devices. Lockwashers, self locking nuts, or other commercial - 1 d. Spotlight head rotation. The minimum

12、 horizontal spotlight head rotation 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-52488 W 74 0362276 854 A-A- 5 2 48 8 e. Backlash. The backlash between the spotlight head and the handle shall not exceed more than 20 degrees angular movement

13、of the spotlight head. f. splash resistance. The spotlight shall meet the requirements of Salient Characteristics (SC) c, d and e after it has been subjected to a water spray for 12 hours, this shall be verified by use of SAE 5575. g. Salt fog. The spotlight shall not show any signs of damage after

14、being The switch shall be operated 1,000 times during the salt subjected to a 5% saline atmosphere for 200 hours. 1. Switch. spray test, then permitted to dry for 48 hours. The switch shall then be subjected to an additional 1,000 operations at 24 volts dc. enter the floodlight, no malfunctioning of

15、 the switch shall be observed and no water shall enter the sealed beam lamp. h. Sand, dust and vibration. The spotlight shall be capable of meeting the requirements of SC d and e when subjected to the requirements in SAE J575. i. Shock resistance. three shocks in each direction applied along three m

16、utually perpendicular axis of the test specimen (18 shocks). figure 2. 75 times the acceleration of gravity. reinstalled after test completion. Although water may The spotlight shall not be damaged when exposed to The test pulse shall be as specified in The pulse shall have a duration of 6 milliseco

17、nds and a peak value of Lamp shall be removed prior to testing and IDEAL SAWTOOTH PULSE I - -_ - P= PEAK VALUE O= NOMINAL OURATION FIGURE 3. Shock pulse. j. k. Identification markings. Identification marking shall be permanent and legible and shall include, as a minimum, the manufacturers identifica

18、tion code (CAGE) and part number, the part identification number PIN A52488-1, A52488-2 without bracket, and the words “24 Volt DC“ and “U.S.“. Temperature. The spotlight shall be capable of meeting the requirements of SC c and d when operated in temperatures of -65O to +160 Fahrenheit. 1, Installat

19、ion. Each spotlight shall be furnished with complete m. Finish treatment. Cleaning, pretreating, priming and painting of the instructions covering its installation and maintenance. exterior surface of the spotlight and mounting bracket when specified shall Provided by IHSNot for ResaleNo reproductio

20、n or networking permitted without license from IHS-,-,-A-A-52 488 = 9999974 OLb2277 790 m A-A-52488 a conform to an appropriate CARC paint system selected from Army drawing no. 12369000 for external application. Unless otherwise specified (see note b), the color of the paint final top coat shall be

21、green no. 383. QUALITY ASSURANCE PROVISIONS 1 a. Responsibility for inspection. The contractor is responsible for all b. First article inspection. When specified (see note b), a first article inspections, including examinations and tests. sample shall be inspected to verify conformance to the salien

22、t characteristics in this CID. relieve the contractor of the obligation to supply items that are fully representative of thos inspected as a first article sample. c. Contractor certification. The contractor shall certify and maintain substantiating evidence that the product offered meets the salient

23、 characteristics of this commercial item description and that the product conforms to the producers own drawings, specifications, workmanship standards, and quality assurance practices. Items with known defects shall not be submitted for Government acceptance. such conformance prior to the first del

24、ivery and thereafter as may be otherwise provided for under the provisions of the contract or order. PRESERVATION, PACKAGING, PACKING, LABELING, AND HARKING Approval of the first article sample by the Government shall not The Government reserves the right to require proof of Preservation, packaging,

25、 packing, labeling, and marking for the desired level shall be as specified in the contract (see note b) . NOTES (This section contains information of a general or explanatory nature that a. Referenced documents. Copies of referenced documents are available from 1. Military standard. Copies of E5271

26、42 “Connector, Plug, Electrical-Pin may be helpful but is not mandatory.) the following: Contact No. 12, 14 L 16 A.W.G., Waterproof“ are available from the Navy Publication and Printing Service Office Standardization Documents Order Desk, Bldg 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094. Coa

27、tings (CARC) Paint Systems Index“ and 7015044 “Kit, Spotlight Mounting“ are available from the U.S. Army Tank-Automotive Command, Warren, MI 48397-5000. Devices, Recommended Practices“ are available from the Society of Automotive Engineers, Inc. (SAE), 400 Commonwealth Dr., Warrendale, PA 15096-0001

28、. 2. Army drawing. Copies of Army drawing 12369000 “Chemical Agent Resistant 3. Industry standard. Copies of SAE 5575 “Test for Motor Vehicle Lighting b. Ordering data. Acquisition documents must specify the following: 1. Title, number, and date of this CID. 2. Issue of DODISS to be cited in the sol

29、icitation, and if required, the 3. 4. 5. 6. If spotlight is to be supplied with or without mounting bracket. specific issue of individual documents referenced. PIN number and quantity required. Final top coat color of paint, if other than specified. Selection of applicable level and packaging requir

30、ements. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-524 9999974 0362278 b27 = A-A- 5 2 48 a 7. Drawing numbers of bracketry and model number of the intended vehicle 8. If first article is required and arrangement for first article when requ

31、ired. inspect ion. c. Cross-reference data. Spotlights conforming to this CID are interchangeable/substitutable with spotlights conforming to MIL-S-45337C and MS51307D-4. d. Regulatory requirements. The offeror/contractor is encouraged to use recovered materials in accordance with Public Law 94-580

32、to the maximum extent practicable. MILITARY INTERESTS: Custodians Army - AT Navy - MC Air Force - 99 Review Activitv CIVIL AGENCY COORDINATING ACTIVITY: GSA - FSS PREPARING ACTIVITY: Army - AT Air Force - 82 (Project 6220-1064) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-