1、MIL-M-27441 71 = 777770b 0240540 7 W c - 7/-.3/ MILITARY SPECIFICATIC MODULE ASSEMBLY, DESK MIL-M-29441 (MC) 20 January 1988 This specification is approved for use within U.S. Marine Corps, Department of the Navy, and is available for use by all departments and agencies of the Department of Defense.
2、 1. SCOPE 1.1 Scope. This specification establishes the requirements for manufacture and acceptance of the Module Assembly, Desk. This item is the only one of its type. 2. APPLICABLE DOCUMENTS 2.1 Government document s. 2.1.1 Specifications and standards. The following specifica- tions and standards
3、 form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense Index of Specifications and Standards- (DODISS) and supplement thereto, cited in. the solicitation. o SPECIFICA
4、TIONS FEDERAL L-P-50 8H - Plastic Sheet, Laminated, Decorative, and Nondecorative. V-T-295 - Thread, Nylon. QQ-A-20 0/8 - Aluminum Alloy 6061, Bar, Rod, Shapes, QQ-A-20 0/9 - Aluminum Alloy Bar, Rod, Shapes, Tube Tube and. Wire, Extruded. and Wire, Extruded, 6063. Beneficial comments (recommendation
5、s, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commandant of the Marine Corps, Headquarters Marine Corps (Code LMA-11, Washington, DC 20380 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426)
6、-appearing at the end of this document or by letter. AMSC N/A FSC 7110 DISTRIBUTION STATEMENT A. Approved for public release; distribution /- is unlimited. 7 . THIS DOCUMENT CONTAINS 18 PAGES. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-294
7、41 71 W 999490b 0240543 O a . MIL-M-29441 (MC) QQ-A-2 2 5 / 8 QQ-A-25 0/8 QQ-S-781 MMM-A-181D PPP-B-60 1 PPP-B-621 MILITARY MIL-P-116 MIL-B-117 MIL-T-70 4 MIL-W-4088 MIL-C-55 41 MIL-E-60 60 MIL-S-77 20 MIL-G-12 803 - MIL-P-19834 MIL-C-22750 MIL-1-23053/5 - MIL-W-45 205 MIL-P-53022 STANDARDS FEDERAL
8、FED- ST D-5 9 5 MILITARY MIL-STD-105 MIL-STD-129 MXL-S TD-13 O MIL-STD-2073-1A - Aluminum Alloy 6061, Bar, Rod, Wire and Special Shapes, Rolled, Drawn or Cold Finished. Aluminum Alloy, 5052, Plate and Sheet. Strapping, Steel and Seals . Adhesive, Phenol, Resorcinol, or Mela- mine Base. Boxes, Wood,
9、Cleated Plywood. Box, Wood, Nailed and Lock-corner. Preservation, Methods of. Bag, Sleeve and Tubing - Interior Pack- aging. Treatment and Painting of Material. Webbing, Textile, Woven Nylon. Chemical Conversion Coatings on Aluminum Alloys. Envelope, Packaging, Water Vapor Proof, Flexible . Steel, C
10、orrosion, Resistant (18-8) Bars, Wire and Forging Stock (Aircraft Quality) . Gasket Material, Non-metalic. Plate, Identification, Metal Foil, Adhesive Backed. Coating, Epoxy Polyamide. Insulation Sleeving, Electrical, Heat Shrinkable Polyolef in, Flexible, Cross- linked. Welding, Gas Metal-Arc and G
11、as Tungsten- Arc, Aluminum Alloys, Readily Weldable for Structures, Excluding Amor. Primer, Epoxy Coating, Corrosion nhibi- ting, Lead and Chromate Free. Federal Standard Colors. Sampling Procedures and Tables for Inspection by Attributes. Marking for Shipment and Storage,. Identification Marking of
12、 U.S. Milikary - Property. DoD Material Procedures for Development and Application of Packaging Requirements. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. . - - b 0240592 2 I: MIL-M-2944 1 (MC) 2.1.2 Other Government documents, drawings, and p
13、ublications. The following other Government documents, drawings, and publications form a part of this specification to the extent specifiedherein. Unless otherwise specified, the issues shall be those in effect on the date of the solicitation. DRAWINGS U.S. Marine Corps Logistics Base, Albany, GA 82
14、A5048A1100 - Module Assembly, Desk 82A5048A1131 - Shelf, Tie Down 82A5050A0100 - Rail Assembly and Installation, Mounting, 82A5050A0110 - Peg Assembly, Modular Alignment 82A5050A0132 - Bar, Lock 82A50 50A0138 - Shaft, Latch 82A5050A0140 - Head, Latch 82A5050A0142 - Handle, Latch 82A5050A0144 - Latch
15、 82A5050A0150 - Rail Assembly and Installation,. Mounting, 82A5050A0160 - Post Assembly, Mounting Floor Wall- 8 (Copies of specifications, standards, handbooks, drawings, publica- . tions, and other goverriment documents required by contractors in . connection with specific acquisition functions sho
16、uld be obtained from the contracting activity or as directed by the contracting activity). 2.2 Other publications. The following document(s) form a part of this specification to the extent specified herein. Unless other- wise specified, the issues of the docments which are DOD adopted shall be those
17、 listed in the issue of. the DODISS specified in the solicitation. Unless otherwise specified, the issue of documents not listed i-n the DODISS shall be the issue of the nongovernment documents which is current on the date.of the solicitation. AMERICAN NATIONAL STANDARDS INSTITUTE ANSI A208.1-79 - M
18、at-Formed Wood Particleboard. ANSI/ASTM F150-72 - Electrical Resistance of Conductive ANSI/AWS A2.4-79 - Welding and Nondestructive Testing, ANSI/AWS A3.0-85 - Welding Terms and Definitions. Resilient Flooring, Test Method for. Symbols. (Application for copies should be addressed to the An.erican Na
19、tional Standards Institute, Inc., 1430 Broadway, New York, NY 10018.) m Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-29 44 1 (MC) AMERICAN SOCIETY FOR TESTING AND MATER.IALS ASTM 2559-a4 - Adhesives for Structural Laminated Wood Products for
20、 Use Under Exterior (Wet Use) Exposure Conditions, Specification for . (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION MA-LD-3 - High Pressure Decorative Lamination
21、 . (Application for copies should be adc7ressed to National Electrical Manufacturers Association, 21 01-L Street N.W. , Washington, DC 20037.) NATIONAL FIRE PREVENTION ASSOCIATION NFPA 56A - Standard for the Use of Insulation . Anesthetics. NFPA 70-84 - The National Electrical Code Handbook. (Applic
22、ation for copies should be addressed to National Fire Prevention Association, Battery March Park, Quincy, MA, 02269. ) (Nongovernment standards and other publications are normally available from the organizations which prepare or which distribute the documents. These documents also may be available
23、in or through libraries or other informational services.) 2.3 Order of precedence. . In the event of a conflict between the text of this specification and the references cited herein (except for associated detail specifications, specification sheets or MS standards), the text of this specification s
24、hall take precedence. Nothing in this specification, however, shall supersede applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 First article. When specified in the contract or purchase order, a sample shall be subjected to first article inspection (s
25、ee 4.3 and 6.4). 3.2 Materials. The materials and components shall be Certified - to conform to the applicable specification and standards as listed on drawing package 82A5048A1100 or required herein. The materials used may include reclaimed materials provided such materials will 4 Provided by IHSNo
26、t for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-29 44 1 (MC) not jeopardize its intended use and performance. The reclaimed materials shall have been reprocessed, remanufactured, or recycled in a manner which will restore them to the same chemical composition a
27、nd physical properties as the materials originally selected for use as specified herein. 3.3 Design. Module Assembly, Desk shall be of the design specified on drawing package 82A5048A1100 (see 2.1.2). 3.4 Construction. Module Assembly, Desk shall be of the construction and physical dimensions specif
28、ied on drawing package 82A50 48A11 O0 (see 2.1.2) . 3.4.1 Frame assembly. The frame assembly shall be fabricated from Sheet, Aluminum Alloy 5052-H32, QQ-A-250/8; Angle, Aluminum Alloy 6061-T6, QQ-A-200/8; Rod, Aluminum Alloy 6061-T6, QQ-A-225/8 ; Bar, Aluminum Alloy 6061-T-6510, QQ-A-200/8; Aluminum
29、 Alloy 6063-T6, QQ-A-200/9: and shall be square in all directions within .O10 inch per foot (see 4.4.2). All welds shall be in accordance with ANSI/AWS A3.0-85, A2.4-79 and MIL-W-45205, Class B when inspected as specified in 4.4.4. The frame assembly shall conform to speci- . fications to such a deg
30、ree of accuracy ensuring it will align to the peg and pin assemblies and lock using the swing latches as illustrated in the footprint drawing, Figure 1 (see 4.4.3). . 3.4.2 Junction box assembly, 60 Hz 120 .VAC. a. Junction box subassembly and cover assembly. The junction- box subassembly and cover
31、assembly shall be fabricated from Aluminum Alloy 5052-H32, QQ-A-250/8. All welds shall be in accordance with ANSI/AWS A3.0-85, A-2.4-79 and MIL-W-45205, Class B (see 4.4.4). Affixed to the front of the- cover shall be six decals made from .O03 thick Aluminum Alloy Foil Photographically sensitized ad
32、hesive back in accordance with MIL-P-19834, Type I. Letter size shall be .145 inch with a .O62 inch border on all sides, color shall be in accordance with MIL-P-19834, Style III (see 4.4.5) . The junction box subassembly shall be securely bolted to the frame assembly in four places and the cover ass
33、embly shall be securely attached to the junction box subassembly using 15 screws (see 4.4.6). . b. Junction box, electrical. The junction box shall be wired in accordance with NFPA 70-84 National Electrical Code, with outlets 1J1, 251 and 351 supplied through CB1 and outlets 4J1 and 5J1 sup- plied t
34、hrough CB2 (see 4.4.7). The cable assembly shall have an overall length of 36.00 .inches and shall not have continuity between pins (see 4.4.8). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-M-29 44 1 (MC) 3.4.3 Shelf assembly. The shelf, tie d
35、own, shall be in accor- dance with drawing 82A5048All31. The brackets shall be fabricated rom Sheet, Aluminum Alloy 5052-H32, .125 inch thick, QQ-A-250/8. The shelf shall be securely bolted to each bracket in seven places. Each bracket assembly shall be securely bolted to the frame assembly in three
36、 places (see 4.4.9). 3.4.4 Top assembly bench. The top, bench, shall be fabricated rom substrate of medium density fiberboard, 45 lb density, Type 1, Grade B, Class 2 (CS236-66) Particle Board conforming to ANSI A 208.1-1979 Type 2 Class 2. The substrate shall be smooth well sanded and uniform in th
37、ickness (1.125 inches). The laminate applied to the top and edges shall be of anti-static Grade 47/HAP conforming to the performance requirements of Fed Spec L-P-508H, Style D, Type II, Class 1, Finish A, and NEMA Publication number LD3-1980, Type PF42. Top and edge laminate shall be .O42 inch thick
38、 with .005-.006 surface, ,005-.O06 Conductive layer and ,028- ,030 Filler, Color shall conform to FED-STD-595, Color Chip No. 23711 semi-gloss. The bottom laminate shall be Grade-91 DAC1 backing-sheet conforming to the performance requirements of Fed Spec L-P-508H, Style ND, Type IV and NEMA Publica
39、tion No. LD3- 1980; Type BK20; ,020 inch thick and an electrical resistance to ground shall be a minimum of 30 megohms as measured in conformance with NFPA 56A and ANSI/ASTM F150-72 at 500 VDC, 68 degrees F, 50 percent RH. The adhesive shall be rigid set using ResorcinoI G-2149-A/G1131-B conforming
40、to ASTM D2559-72 .and Bed Spec MMM-A- 1810. Inserts sh-all be securely screwed to the top, bench in 11 . places and-the top, bench shall be securely screwed to the frame in eight places (see 4.4.10). 3.4.5 Shelf assembly, writing. The shelf assembly, writing shall be fabricated from Sheet, Aluminum
41、Alloy, 5052-H32 .125 inch thick, QQ-A-250/8. -All welds shall be in accordance with ANSI/AWS 243.0185, A2.4-79 and MIL-W-45205, Class B (see 4.4.4). The shelf support shall be of Angle, Aluminum Alloy 6061-T6, QQ-A-200/8. The slide, drawer, extension (2.0) shall be made from Cold Rolled Steel with a
42、 Bright Electro-Zinc Plate. Each shelf support shall be securely screwed into the frame in four places. Each slide, drawer, extension (2.0) shall. be securely fastened to the shelf support using five screws. The drawer shall be securely screwed to the slide drawer extensions (2.0) in ten places. The
43、 shelf assembly, writing shall operate smoothly and freely with no binding and close against the frame (see 4.4.11) . 3.4.6 Drawer assembly, 3.5 inch. The drawer assembly and drawer supports -shall be fabricated from Sheet, Aluminum Alloy, 5052-H32, QQ-A-250/8. All welds shall be in accordance with
44、ANSI/AWS 43 . 0-85, A2.4-79 and MIL-W-45 205 Class B (see 4 .4.4) . Each latch grip shall be installed on the front of the drawer using two screws. The slide, drawer, extension (3.0) Structural e * Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-
45、M-27441 71 W 7777906 0240546 T W MIL-M-2 94 41 (MC) Members shall be fabricated from Aluminum Alloy with a minimum yield strength of 35,000 psi. Slide, drawer, extension (3.0) Component Parts shall be- of 300 Series Stainless Steel per MIL-S- 5059 or MIL-S-7720, Carbon Steel per QQ-S-633 and/or Alum
46、inum Alloy. Each drawer support shall be securely screwed to the frame in four places. Each slide drawer, extension (3.0) shall be securely screwed to the drawer support in ten places. The drawer shall be securely screwed to the slide drawer, extensions (3.0) in 14 places. Installed the drawer shall
47、 operate smoothly and freely with no binding and close against the frame (see 4.4.12). 3.4.7 Drawer assembly, 14 inch. The drawer assembly and drawer support shall be fabricated from Sheet, Aluminum Alloy, 5052-H32, QQ-A-250/8. All welds shall be in accordance with ANSI/AWS A3.0-85, A2.4-79 and MIL-
48、W-45205 Class B (see 4.4.4). Each latch grip shall be installed on the front of the drawer using two screws. The slide, drawer, extension (3.5) Structural Members shall be fabricated from Aluminum Alloy with a minimum yield strength of 35,000 psi, slide ball raceways shall have a minimum ultimate te
49、nsile strength of 200,000 psi. The slide, drawer, extension (3.5) Component Parts shall be of 300 Series Stainless Steel per MIL-S-5059 or MIL-S-7720, Carbon Steel per QQ-S-633 and/or Aluminum Alloy. The slide, drawer, extension (3.5) load rating (per pair) at 22 inch extension shall be 200 lbs. .Each drawer support shall be securely bolted to the frame assembly in three places. Each slide, drawer, extension (3.5) shall be screwed to the drawer support in s
