1、MIL-L-52037D 62 I O6 0308374 5 W- MIL-L- 5 2 03 9D 29 November 1976 SUPERSEDING MIL-L-52039C (ME) 19 November 1971 MILITARY SPECIFICATION LIGHT, GLIDE-ANGLE, AIRPORT APPROACH This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 This specif
2、ication covers an airport approach glide-angle 1i.ght designed to project three separate beams of light, one red, one green, and one yellow. 2. APPLICABLE DOCUMENTS 2.1 Issues of documents. The following documents of the issue in effect on date of invitation for bids or request for proposal form a p
3、art of this specification to the extent specified herein: SPECIFICATIONS FEDERAL Q Q-S -7 8 1 P PP-B- 6 O1 PPP-B- 6 3 6 P PP-B- 6 40 P PP-F- 3 2 O - Strapping, Steel, and Seals. - Boxes, Wood, Cleated-Plywood. - Boxes , Shipping, Fiberboard. - Boxes, Fiberboard, Corrugated, - Fiberboard; Corrugated
4、and Solid, Triple-Wall. Sheet Stock (Container Grade), and Cut Shapes. , FSC 6210 Beneficial comments (recommendations , additions , deletions) and any pertinent data which may be of use in improving this document should be addressed to: US Army Mobility Equipment Research and Development Command, A
5、TTN: DRXFB-DS, Fort Belvoir , VA 22060 by using the self-addressed Standardization Document mprovement Proposal (DD Form 1426) appearing at the end of this document or c- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-5Z039D 62 W 99Ob 0108375
6、7 MIL-L- 5203 9D MILITARY MIL-V- 17 3 MIL-C-3432 MIL-C-52286 STANDARDS FEDEML FED, TEST METHOD STD, No. 101 MILITARY MIL- S TD - 1 O 5 MIL-S TD- 129 M IL-S TD- 13 O - Varnish, Moisture-and-Fungus- Resistant (For Treatment of Comuni- cations , Electronic, and Associated Equipment) and Control; Semi-F
7、lexible, Flexible and Extra-Flexible, 300 and 600 Volts). - Cable Assemblies, Power, Electrical, (With Molded on Terminations). - Cable and Wire, Electrical (Power - Preservation, Packaging, and Packing Materials: Test Procedures. - Sampling Procedures and Tables for - Marking for Shipment and Stora
8、ge. - Identification Marking of US Military Inspection by Attributes. Property. DRAWINGS ME TAl3 20 5E3 560 - Light, Glide, Angle Airport Approach. (Copies of specifications, standards, and drawings required by contractors in connection with specific procurement functions should be obtained from the
9、 procuring activity or as directed by the contracting officer.) 2.2 Other publications. The following documents form a part of this specification to the extent specified herein. indicated, the issue in effect on date of invitation for bids or request for proposal shall apply. Unless otherwise 2 Prov
10、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-52037D 62 W 7999906 0308376 7 MIL-L-52039D COUNTY OF LOS ANGELES - AIR POLLUTION CONTROL DISTRICT Rule 66 - Organic Solvents. (Application for copies should be addressed to the County of Los Angeles -
11、 Air Pollution Control District, 434 S. San Pedro Street, Los Angeles, CA 90013.) NATIONAL MOTOR FREIGHT TRAFFIC ASSOCIATION, INC., AGENT National Motor Freight Classification. (Application for copies should be addressed to the American Trucking Associations, Inc., ATTN: Tariff Order Section, 1616 P
12、 Street, NW, Washington, DC 20036.) UNIFORM CLASSIFICATION COMMITTEE, AGENT Uniform Freight Class if ication. (Application for copies should be addressed to the Uniform Glassifi- cation Committee, ATTN: Tariff Publishing Officer, Room 1106, 222 South Riverside Plaza, Chicago, IL 60606 .) 3. REQUIREM
13、ENTS 3.1 Description. The glide-angle light shall be in accordance with Top Assembly TAl3205E3560 and as specified herein. 3.1.1 Drawings. The drawings forming. a part of this specification are end product drawings. tolerances is permissible without prior approval o f the contracting officer. the co
14、ntractor shall provide tolerances within those prescribed on the drawings to insure correct fit, assembly, and operation of the airport approach glide-angle light. Any data (e,g. , shop drawings, layouts, flow sheets, processing procedures, etc.) prepared by the contractor or obtained from a vendor
15、to support fabrication and manufacture of the production item shall be made available, upon request, for inspection by the contracting officer or his designated representative. No deviation from the prescribed dimensions or Where tolerances could cumulatively result in incorrect fits, 3.2 First arti
16、cle (preproduction model). The contractor shall furnish one or more glide-angle lights as specified (see 6.2), for examination and testing within the time frame specified (see 6.2), to prove prior 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- -
17、- - - MIL-L-52033D hi? m 9477706 0108377 O U 3fT.L-L- 5 2 O 3 99 to starting production that his production methods will produce glide- angle lights that comply with the requirements of this specification. Examinat5on and tests shall be as specified in Section 4 and shall be subject to surveillance
18、and approval by the Government (see 6.3) . 3,3 Level-vial liquid. The level-vial liquid shall not freeze at minus 50 P and the bubble shall not expand beyond the marks on the vial at plus 100“ F, 3.4 Cable assembly, The cable assembly shall consist of a 2-conductor cable conforming to MIL-C-3432, Ty
19、pe CO-02HLF (2/14) 0550 terminating in a male 2-pole connector plug conforming to MIL-C-52286, Figure 24, The cable assembly shall be 36 inches long. 3,s s. 1.7hen specified, the glide-angle light shall be furnished The lamp shall be Industry No. 6.6/TI0/3P for use on 6.6 v7ith u lamp. amperes serie
20、s circuit or Industry No. 100T10 for use on 12O-volt, single phase, ac circuit, as specified. 3 . 6 Operation, from a poner source of 120 volts ac or from a 6.6 amperes series airport lighting circuit . The glide-angle light shall operate without malfunction 3.6.2 Leveling. The bubbles on the levels
21、 located on the protractor pointer and housing shall be centered when the protractor pointer is locked at zero, 3.6.2 Protractor, The protractor shall be mounted and alined so that when the pointer is set al: zero reading, the center of the green beam an the pointer are not displaced more than plus
22、or minus 15 minutes of arc . 3.6.3 Sights. The line of sight established by the front and rear sights shall be parallel to within 6 minutes of arc of the center of the green b eam . 3.6.4 Light tightness, With the lamp in the glide-angle light oper- ating at rated voltage 03: current, no light shall
23、 escape except through the color filters , 3.65 Dielectric strength. The elctrical circuitry shall withstand 600 volts, ac, 60 Hertz between each pin of power cable and 1000 volts ac, 60 Hertz between each pin and metal case of light without damage or arc over* 4 Provided by IHSNot for ResaleNo repr
24、oduction or networking permitted without license from IHS-,-,-MIL-L-52037D 62 7997706 OL0837B 2 m MIL-L-52039D 3.7 Fungus and moisture resistance. The electrical circuitry, includ- ing all components and connections, except as specified below, shall be protected from the effects of fungus growth and
25、 moisture by an overall treatment with a varnish conforming to MIL-V-173, Composition I or II, as applicable (see 3.7.1), with 1 percent copper 8-quinolinolate (by weight) based on the nonvolatile content of the varnish: (a) Components or circuit elements that are inherently fungus and moisture resi
26、stant or which are hermetically sealed need not be treated. Components or circuit elements whose functions will be adversely affected by the varnish coating shall not be treated, (b) When used, the varnish shall be applied by spray, brush, or a combination of both to give a dry-film thickness of not
27、 less than 1 mil to component or element surfaces previously cleaned and prepared so that the surfaces are free from all foreign matter which would interfere with the adherence or function of the varnish. 3.7.1 Composition. Composition II shall be used only in the case when local air pollution regul
28、ations governing the application of varnish precludes the use of composition I. When Composition II is used, the contractor shall provide evidence to the Government that the use of Com- position II is required, and shall certify that the Composition II material complies with Rule 66, Air Pollution C
29、ontrol District, County of Los Angeles, CA. 3.8 Identification markings. The identification markings shall be in accordance with MIL-STD-130 and as specified on the drawings. 3.9 Workmanship. Metal used in fabrication shall be free from kinks and sharp bends, that will not cause injury to the materi
30、al. true. may be employed instead of shearing and sawing. with controlled means to insure uniformity of size and shape, shall be taken to avoid overheating. cool slowly. and corners, except when sharp edges or corners are required or where they are not detrimental to safety. edges shall be smooth, a
31、nd optical surfaces shall be clean. The straightening of material shall be done by methods Corners shall be square and All bends shall be made Flame-cutting, using tips suitable for the thickness of the steel, Precaution Heated steel shall be allowed to External surfaces shall be free of burrs, shar
32、p edges, Joints and seams shall be tight fit; 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract, the contractor is responsible for the performance of all inspec- tion requirements Specified herein. Except as otherwise specified in the 5 I -
33、 .- . . . I . ._ Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-contract or order, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Governm
34、ent. the right to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. The Government reserves ! 4.1.1 Disassembly inspection, Failure of any examination or tests by the preproduc
35、tion model shall be cause for disassembly, in the presence of a Government: representative, of the preproduction model to the extent necessary to determine the cause of failure. Each disassembled part shall be examined in detail for compliance with this specification and referenced drawings in regar
36、d to materials, dimensions, tolerances, and workmanship. Parts not complying with such requirements shall be rejected and shall be cause ?or rejection of the preproduction model, replacement parts and retesting shall be the responsibility of the con- tractor. Reassembly with 4.1.2 Parts and componen
37、ts. Parts and components detailed on the drawings shall be inspected in accordance with the Supplementary Quality Assurance Provisions (SQAP) shown on the drawings. The drawings specify the characteristics requiring SQAP inspection, the sampling plan, and the basis for acceptance and rejection (see
38、6.5 and 6.6). for insuring Fhat components and materials used are manufactured, examined, and tested In accordance with referenced specifications and standards. 4.2 Classification of inspections, The inspection requirements speci- fied herein are classified as follows: I (a) Preproduction inspection
39、 (see 4.3). (b) (c) Quality conformance inspection (see 4.4). Lnspection of packaging (see 4,6), 4.3 Preproduction inspection. 4.3,1 Examination. The glide-angle light shall be examined as speci- fied in 4.5.1. tion. Presence of one or more defects shall be cause for rejec- 4.3.2 Tests. The glide-an
40、gle light shall be tested as specified in 4.5.2 through 4.5.2.6, the Inspection specified in 4.1.1 Failure of any test shall be cause for performing Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-52039D b2 97979Ob OL08380 O W MIL-L -5 2 03 9D
41、4.4 Quality conformance inspection. 4.4.1 Samping. Sampling for examination and tests shall be in accord- ance with MIL-STD-105 Inspection Level I. 4.4.2 Examination. Samples selected in accordance with 4.4.1 shall be examined for major and minor defects specified in 4.5.1, AQL shall be 6.5 percent
42、defective for major defects and 10 percent defective for minor defects 4.4.3 Tests. 4.4.3.1 Individual. Each glide-angle light shall be tested as speci- fied in 4.5.2.2. Failure of the test shallbe cause for rejection, 4.4.3.2 Samples. Samples selected in accordance with 4.4.1 shall be tested as spe
43、cified in 4.5.2.3, 4.5.2.4, 4.5.2.5, and 4.5.2.6, AQL shall be 2.5 percent defective. 4.5 Inspection procedure. 4.5.1 Examination. The glide-angle light shall be examined as speci- fied herein for the following defects: Major 101. 102. Parts or components missing. 103. 104. 105. 106. Workmanship not
44、 as specified. Nonconformance to dimensions shown on the drawings. Misalinement of parts of components. Materials or Components not as specified. Any part (or component) not in accordance with the SQAP requirements as shown on the drawings. Minor 201. 202. 203. 204. Treatment and painting not as spe
45、cified. Identification marking not as specified, or not as shown on the drawings. Instruction plates not as shown on the drawings. Any dimension other than those identified on the SQAP require- ments shown on the drawings not as specified. 7 Provided by IHSNot for ResaleNo reproduction or networking
46、 permitted without license from IHS-,-,-4.5.2 Tests. 4,5,%.1 Level-vial liquid. A level vial containing the test Ifquid shall be placed in a cold chamber having an ambient temperature sf rnfnus 50 P at the end of 24 hours, the liquid in the vial shall be exanihed for evidence of freezing. The vial s
47、hall then be placed in a room or chaiber with an ambient temperature of 100 F. 3 hours , the liquid in the vial shall be examined for evidence of expansion beyond the limiting marks on the vial. or expansion beyond the limiting marks shall constitute failure of this test. At the end of Freezing of t
48、he liquid 4,5.2.2 Operation, The glide-angle light, with an incandescent lamp installed, shall be connected to either a 120-volt ac power source or a 6.6 ampere series lighting circuit and operated, The incandescent lamp used In this test shall be of the type specified for the power supply used. The
49、 contractor shall furnish the lamp. Inability to operate, short circuits, open circuits, or arcing shall constitute failure of this test, 4.5.2.3 Leveling. The glide-angle light shall be mounted in its normal operating position and one spirit level shall be placed transversely and one longitudinally on the top of the glide-angle light with the protractor pointer locked at zero on the scale. centered . cover of the glide-angle li
