1、1 I MIL-S-4YL97A 54 m 9999906 0488039 T m $, -? - - - MIL-S-44 197A 30 Julv 1991 SUPERSEDING MIL-S-44197 30 September 1985 MILITARY SPECIFICATION * A This specification is approved for use by all Departments and Agencies of the Department of Defense. 3 1.1 Scope. This document covers a rigid wall, o
2、ne-side expandable shelter constructed of aluminum faced, nonmetallic honeycomb sandwich panels, and meeting the International rganization for Standardi ?zation (Ia) Cargo Container specification in the transport mode. closed (container mode) are: feet. Approximate dimensions, when expanded (shelter
3、 mode) are: height 8 feet, width 15 feet and length 20 feet. Nominal dimensions when height 8 feet, width 8 feet and length 20 2.1 Government documents. 2.1.1 spec ifications, staxkmis, anci handbooks. The foawing specifica- Unless otherwise specified, the issues of these documents tions, standards,
4、 and handbooks fom a part of this documnt to the extent specified herein. are those cited in the issue of the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). Beneficial comnents (recomnendations, additions, deletions)
5、and any pertinent data which may be used in improving this dmment should be addressed to: Center, Natick, MA 01760-5017 by using the Standardization Document mprovmnt Proposal (DD Form 1426) appearing at the end of this document or by letter. U.S. Amy Natick Research, Developnent, and Engineering AM
6、SC N/A FSC 5411 DISTRIEUI?ION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-44L97A 54 = 999990b 0488020 b MIL-S-44197A SPECIFICATIONS MILITARY MIL-Q-9858 - Quality Program R
7、equirements STANDARDS MILITARY MIL-STD-105 - SaMpling Procedures and Tables for Inspection MIL-STD-129 MIL-STD-810 - Environmental Test Methumentto the extent specified herein. the issues are those cited in the solicitation. Unless otherwise specified, DRAWINGS U.S. ARMY NATICK RESEAFEMI DEvELxlmvIE
8、NT, AND ENGINEERING Cm 5-4-2828 - Shelter, Assembly, One-Side Expandable - 60 amp 5-4-3200 - Shelter, Assembly, One-Side Expandable - 100 amp (Copies of drawings required by contractors are available frm the U.S. Army Natick Research, Developnent, and Engineering Center, ATIN: Natick, MA 01760-5017.
9、) SiFK-X, 2.2 Non-Govemnt publications. The following doc=uments form a part of this doc=umentto the extent specified herein. Unless otherwise specified, the issues of the documents which are DOD adopted are those listed in the issue of the DODISS cited in the solicitation. the issues of the documen
10、ts not listed in the DODISS are the issues of the documents cited in the solicitation (see 6.2). Unless otherwise specified, . i 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-44197A 54 999990b 0488021 8 MIL-S-44197A International (1%) Freig
11、ht Container, Specification for Is0 1161 - Series 1 - Freight Containers - Corner Fittings, 1496 1 - Series 1 - Freight Containers - Specifications Specification Testing - Part I, General Cargo Containers (Application for copies should be addressed to the Iknerican National Standards Institute, Inc.
12、, 1430 Broaaway, New York, NY 10018.) AMERICAN SOCIETY ER TESTING AND MATERIU (ASIM) E 864 - Surface Preparation of Aluminum Alloys to be Adhesively Bonded in Honeyccnib Sandwich Panels E 865 - Standard Specification for Structural Film Adhesives for Honeymnb Sandwich Panels E 866 - Standard Specifi
13、cation for Corrosion-Bonding of Aluminum Facings to Non-Metallic Honeyccinb Core for Shelter Panels E 874 - Sia the conductors having a current carrying capacity of at least 100 amps at 125% ambient temperature. mounted on the exterior of the shelter. Conductors running fran panel kami circuits to f
14、ixtures or receptacles shall be inclosed in rigid conduit or shall be specified flexible cable for the expandable portion of the shelter. The current carrying capacity of the conductors shall be 20 amps minimum, based upon an ambient temperature of 125% and NM= rating procedures. cimit breakers used
15、 in the system shall be bolt-on typ and have a minimum interrupting capacity of 10,000 amps HMS symetrical. The bus feed cables will terminate in a connector Ail 3.5.8.6 Cablinq. Flexible cables shall be used to feed all relocatable These cables shall be as indicated on the lighting fixtures and rec
16、eptacles. drawings. 3.5.8.7 Switches. Switches used shall be as indicated on the drawings. 3.5.8.8 Groundinq. All noncurrent carrying metal components shall be solidly grounded using the green ground wire within the wiring system, as indicated on the drawings. 3.5.8.9 Receptacles. I a. Electricalwwe
17、 r service entrance. The electrical paer service entrance shall be as shown on the drawings. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-44197A 54 7999706 0488026 7 MIL-S-44197A b. Convenience outlets. The shelter shall contain duplex con
18、venience outlets as indicated on the drawings. All outlets shall be electrically growided. c. Air conditioning. Power for heating and cooling equipnent shall be provided from the distribution panel in the shelter to an electrical connector mounted in the service entrance recessed pan on the outside
19、of the shelter, as indicated on the drawings. d. External outlets. Power distribution shall be provided from the distribution panel box in the shelter to outlets mounted in the service entrance recessed pan on the outside of the shelter as indicated on the drawings. 3.5.8.10 CornnunicationS. The she
20、lter shall have four (2 pairs) circuits through the wall telephone and intercom utility connectionS.tednating in four protected terminals inside and outside the shelter, as indicated on the drawings 3.5.8.11 Tools. Tools provided with the shelter shall be readily accessible to personnel when the she
21、lter is in both the container and shelter configuration. 3.6 Performance characteristics. 3.6.1 Floor loads. The shelter floor shall be capable of supporting a uniform load of 65 pounds per square foot. capable of supporting a concentrated load of 2,000 pounds over a 4 square foot area at the center
22、 of the floor. The floor shall also be capable of supporting a point load of 125 pounds per ware inch. any pemanent deformation of the floors or cause any deflection that interferes with proper shelter operation, when tested as specified in 4.6.5. The shelter floor shall be Imds shall not cause 3.6.
23、2 Roof loads. The roof assmbly of the shelter shall withstand a snaw load of 40 pounds per square foot and a personnel load of 660 pounds static over 2 square feet when tested as specified in 4.6.6. 3.6.3 Door loads. Container doors shall be tested to withstand the follawing loads without deformatio
24、n or inpiment of function: a. Static door (hinge) load: The doors, frms and hardware shall be capable of supporting 200 poumis applied to the door at the edge opposite the hinge pivot line with the door open to approximately 90 degrees.when tested as specified in 4.6.7. b. Wind gust door (stop) load
25、: The doors, frams and hardware shall withstand a wind gust of 60 mph in any direction when the door is secured in its open position by its door stop device when tested as specified in 4.6.7. I l i l I l I l 1 1 1 i I l l Provided by IHSNot for ResaleNo reproduction or networking permitted without l
26、icense from IHS-,-,-MIL-S-44 197A 3.6.4 SteD assemblv. The cmpletely mounted step assembly shall withstand a vertical load of 500 pounds applied to the outer section without deformation of the assembly or supporting structure when tested as specified in 4.6.8. 3.6.5 Airtiuhtness. The shelter shall n
27、ot permit air leakage beyond specified limits in either container or shelter configuration when tested as specified in 4.6.9. 3.6.6 rature ranqe. a. Nonomratinq temperature. The container mode configuration shall withstand exposure to a temperature range of -60% to 160%. b. ODe rational temperature.
28、 The shelter shall be deployable and operable in an ambient temperature range of -60% to 125% plus a solar load such that the outer skin reaches a temperature of 2009, when tested as specified in 4.6.10, 4.6.11, and 4.6.22. ir 3.6.7 iiumiditv and temperature auina (CarnDOnents). The shelter cmpnents
29、 shall be capable of withstanding the conditions of a minimum 95 percent relative humidity at 200%. There shall be no evidence of delamination, cracking, corrosion or deterioration when tested as specified in 4.6.12. 3.6.8 Blackout. There shall be no internal light visible from outside of the unit i
30、n the shelter mode when tested as specified in 4.6.13. indicated in table I shall withstand loads equal to 80 percent of the applicable strengths sham in table I without failure and as indicated in 3.6.9 Insert strenqth. When tested as specified in 4.6.15, the inserts . table II. TABLE II. Insert st
31、renqth ( wrkinq loads) InSert pull-out Torque (Dia. thrd size) (pound!3) (ft-lbsl 10 - 32 1/4 - 28 5/16 - 24 3/8 - 24 800 800 1600 1600 8 16 16 32 3.6.10 Rail transportability. The shelter when tested as specified (see 4.6.16) shall be capable of withstanding, without damage, the shocks normally ind
32、uced by rail transport. 3.6.11 Ima ct resistance. The shelter panel shall be impact resistant when tested as specified in 4.6.17. 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-44L97A 54 = 999990b 0488028 O m MIL-S-44197A 3.6.12 Drop test. T
33、he shelter when tested as specified in 4.6.18 shall show no evidence of damage as a result of the drop test. 3.6.13 Tawing. The shelter shall Shaw no evidence of damage when tested as specified in 4.6.19. 3.6.14 Water leakaqe. The shelter shall Shaw no evidence of leakage when tested as specified in
34、 4.6.20. 3.6.15 Fluorescent liqht tancerature. Shelter fluorescent light assemblies shall show no failure when tested as specified in 4.6.21. 3.6.16 Solar load. The shelter shall withstand a solar load test when tested as specified in 4.6.22. 3.6.17 Ope rational fitness. The shelter shall prove func
35、tional when tested as specified in 4.6.23. 3.6.18 Heat transfer. The overall coefficient of heat transfer of the shelter shall not exceed .35 British Theml Units (I3IUs) per hour per square foot per degree Fahrenheit (see 4.6.32). 3.7 WorlaMnship. 3.7.1 General. The shelter, including all parts and
36、accessories, shall be constructed and finished in a workmanlike manner with particular attention given to removal of burrs and sharp edges, accuracy of dimensions, thoroughness of soldering, welding, painting, alignment of parts and assemblies, and the tightness of screws, bolts, etc. torn or split
37、and shall be free of finish. and free of holes, cuts or tears. closing of the shelter shall be properly adjusted before the shelter is prepared for delivery to the Government. 3.7.2 Riveting. Riveting joints shall be tight. The joined parts shall be undamagd, and the rivet heads shall be proprly sea
38、ted and tight against the bearing surfaces. All the rivets, except those used in panel bonding, shall be dipped in polysulfide sealant just prior to insertion, hawever, a dab of polysulfide sealant shall be applied to the head of each rivet. Gaskets shall not be Cloth components shall be clean All l
39、atches utilized for erection and 3.7.3 Cleaninq. After fabrication, parts shall be cleaned in accordance with the drawings. 3.7.4 Welding. Welded joints shall be such that grinding of the finished weld shall not be a requirement, except when specified on the drawing. stitch, and seam welds shall be
40、as indicated on the drawings. All surfaces to be welded shall be cleaned and free fmm scale, paint, grease, and other foreign materials. Spot, Welds shall have thorough penetration, good fusion and 10 J Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,
41、-i I I I c i I 1 L L I ! 1 1 r MIL-S-44 197A shall be free from scabs, blisters, abnormal pock marks, cracks, voids, slag inclusions, and other hannful defects. remove any scale, oxidation products, and excess flux. Any acid used in cleaning shall be cqletely neutralized and removed. certified in ac
42、cordance with MIL-STD-1595. shall conform to MIL-STD-2219. Welded assemblies shall be cleaned to Welders shall be Welding equiprrent and procedures 3.7.5 Finish. Coatings shall level out to an adherent, continuous and uniform film without ruris, wrinkles, streaks, or areas of no film. coating damage
43、d during assembly or examination shall be touched up. shall be no areas of rust. chips. Any There Finish shall be free of blistering, peeling and 3.7.5.1 Adhesion of mint. The shelter shall be capable of withstanding, without dqradation to the finish, the tests as specified in 4.6.33. After top coat
44、 application, the shelter in the deployed mode shall be stored for a minirmUn of one hundred sixty-eight hours at a minimum of 709 prior to performing this test. Mte: 3.7.5.2 Color. The color of the paint film shall be ccxnpard with an appropriate color chip for the paint specified. 3.7.5.3 Thicknes
45、s. Thickness of the paint film shall be checked as specrified in 4.6.35. 3.8 Other requ irements. Requirements and testing for lifting, six high stacking, longitudinal restraint, racking, lashing, endwall strength, sidewall strength, and lifting from fork lift pockets shall conform to Is0 1496 1 whe
46、n tested as specified in 4.6.24 through 4.6.31. 3.9 Finish and color. Surfaces shall be of the color, treatment, and finish as shm on the drawings. fully assembled shelter, so as to prevent mismatch of color shading, unless other control techniques are approved by the contracting officer. After top
47、coat application, the shelter in the deployed mode (i.e., expanded) shall be stored in a 70 9 minimum temperature indoor facility for a minimum of thirty-six hours to assure adequate coating(s) cure. period the shelter doors and vents shall be opened to permit air circulation within the shelter. Top
48、 coat painting shall be perfomed on the During this storage 3.10 Nameplates and product markinq. Ail markings shall conform to the drawings. nameplate in accordance with applicable drawings (see 6.2). Each shelter shall be serially nukered and provided with a 3.10.1 Interior markinqs. Interior marki
49、ngs shall be as shown and in the locations shown on the applicable drawings. exterior markings as shown on the applicable drawings. 3.10.2 Exterior markinqs. The shelter shall be provided with specific 11 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-S-44197A 54 9999906 0488030 9 MIL-S-44197A 3.11 Manuals. nless otherwise specified (see 6.2), technical manuals shall be pro
