1、 AMSC N/A FSC: 8140 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Comments, suggestions, or questions on this document should be addressed to: Commander, US Army ARDEC, ATTN: RDAR-QES-E, Picatinny Arsenal, New Jersey 07806-5000, or ardecstdznconus.army.mil. Since
2、contact information can change, you may want to verify the currency of this address information using the ASSIST online database at http:/assist.daps.dla.mil. MIL-DTL-46506E 19 August 2009 SUPERSEDING MIL-B-46506D 30 August 1984 DETAIL SPECIFICATION BOXES, AMMUNITION PACKING, WOOD, WIREBOUND This sp
3、ecification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers two types and six classes of wirebound box designs intended for ammunition use (see 6.1). All boxes have looped closures, and are top opening. Boxes may or may
4、not have handles made from rope or webbing. Ends may be one piece plywood. 1.2 Classification. The basic box design and modifications thereof shall be of the following types, classes and grades: Type I Without handles Class 1 With plywood ends (see Figure 3) Class 2 With batten ends (see Figure 4) T
5、ype II With two handles, Rope or Webbing Class 1 With regular cleats, Rope Handles (see Figure 5) Class 2 With regular cleats, 3/8”plywood ends, Webbing Handles (see Figure 6) Class 3 With wide cleats, 1/2” plywood ends, Webbing Handles (see Figure 7) Class 4 With wide cleats, 1/2” plywood ends, Web
6、bing Handles and end batten (see Figure 8) Grade A Preservative and heat treated boxes for unrestricted overseas shipment or long term storage and handling of ammunition or explosive ammunition components. Grade B Heat treated non-preservative treated boxes for overseas shipment and short term stora
7、ge and handling of ammunition or explosive ammunition components. INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-46506E 2 Grade C Boxes without preservative or heat treatment. For interplant shipment and for storage and handling u
8、nder controlled conditions of ammunition or explosive ammunition or explosive ammunition components, for domestic shipment only. 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 or 4 of this specification. This section does not include documents c
9、ited in other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements of documents cited in sections 3 and 4 of this
10、specification, whether or not they are listed. 2.2 Government documents. 2.2.1 Specifications, standards, and handbooks. The following specifications, standards and handbooks form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are th
11、ose cited in the solicitation or contract (see 6.2). FEDERAL SPECIFICATIONS T-R-650 Rope, Yarn and Twine, Bast Fiber COMMERCIAL ITEM DESCRIPTIONS A-A-55057 Panels, Wood/Wood Based; Construction and Decorative DEPARTMENT OF DEFENSE SPECIFICATIONS MIL-W-17337 Webbing, Textile, Woven, Nylon DEPARTMENT
12、OF DEFENSE STANDARDS MIL-STD-1916 DOD Preferred Method for Acceptance of Product (Copies of these documents are available online at http:/assist.daps.dla.mil/quicksearch/ or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094). 2.3 Non-Governmen
13、t publications. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract. ASTM INTERNATIONAL ASTM D4442 Standard Test Methods for Direct Moisture Content Measurement
14、of Wood and Wood-Base Materials ASTM F1667 Standard Specification for Driven Fasteners: Nails, Spikes, and Staples (Copies of this document are available from ASTM International, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959 or www.astm.org.) Provided by IHSNot for ResaleNo reproduction or
15、 networking permitted without license from IHS-,-,-MIL-DTL-46506E 3 2.4 Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this doc
16、ument, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 First article. When specified (see 6.2), a sample of wooden boxes shall be subjected to first article inspection in accordance with 4.2. 3.2 Conformance inspection. A sample
17、of wooden boxes shall be subjected to conformance inspection in accordance with 4.3. 3.3 Wood species. The species of wood acceptable under this specification are classified in groups as follows: Group I Basswood, Cottonwood, Cypress, Noble Fir, Magnolia, Spruce, Yellow Poplar, Jack Pine, Lodgepole
18、Pine, Ponderosa (Western Yellow) Pine, Red (Norway) Pine, Sugar Pine, White Pine, Willow Group II Douglass Fir, Hemlock, Western Larch, Southern Yellow Pine, Tamarack Group III Black Ash, Pumpkin Ash, Soft Elm, Red or Black Gum, Soft Maple, Sycamore, Water Tupelo Group IV White Ash, Beech, Birch, Ha
19、rd Elm, Hackberry, Hickory, Hard Maple, Oak, Pecan, Locust 3.4 Finish. Lumber shall be cut with the grain and cut to length and edges shall be straight and square with the surface of the lumber. Faceboards shall be surfaced on one side and may be resawn on the other side; the resawn surface shall fa
20、ce to the inside of the container. Face boards may be resawn on both surfaces provided the resawn surfaces do not interfere with marking. 3.5 Season checks. Season checks occurring in the central portion of a piece of the finished container shall be permitted provided they do not extend through the
21、thickness of the piece in which they occur. Season checks which extend through the thickness of the piece shall be considered as splits (see 3.6) except that when adjacent to a knot they shall be considered a component part of an incased knot defect. Season checks less than 1/3 the length of the boa
22、rd occurring at the end of the board shall not be considered cause for rejection. 3.6 Splits. 3.6.1 Splits extending entire length of piece. Splits, extending the entire length of the board shall be permitted for sides, top, bottom and ends, provided the width of the narrowest piece of the board mea
23、sured from the split is 1.5 inches or greater and further provided that a staple holds each end of each piece in place. 3.6.2 Splits diverging to edge of piece. Splits diverging to outer edge of box shall not be permitted. Splits extending less than the entire length of the board and not diverging t
24、o an edge of a board shall be permitted for sides, top, bottom and ends, provided that if the split were extended, the resulting boards would comply with the minimum requirements of 3.6.1. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-46506
25、E 4 3.6.3 Splits extending through staple or nail holes. Splits in the end of boards caused by the fastener which do not exceed 3 inches in length are acceptable provided the split does not terminate in the edge of the board. 3.7 Knots and knotholes. 3.7.1 Knots. In faceboards, sound tight knots or
26、clusters of knots shall be permitted provided the overall dimension as measured across grain shall not be greater than 1.5 inches nor greater than 1/3 the width of the board. 3.7.2 Knots in cleats and battens. Sound knots shall be permitted providing the cross-sectional area of the knot shall not be
27、 greater than 1/4 the cross-sectional area of the piece. The distance between knots shall be greater than 6 inches. No part of any knot shall be closer to an end of the cleats or batten than 1.25 inches. 3.7.3 Knotholes in faceboards. Knotholes, loose knots, or worm holes greater than 5/8 inch acros
28、s the largest dimension shall be cause for rejection. Individual knotholes, loose knots or worm holes, ranging in size to 5/8 inch in diameter across the largest dimension shall be permitted in faceboards provided they are spaced not less than 6 inches apart. Small holes less than 1/16 inch in diame
29、ter shall be permitted in any piece provided no concentration of such holes exceeds five in any square inch. 3.7.4 Knotholes in cleats or battens. Knotholes or loose knots shall not be permitted within 1 inch from either end of a cleat or batten. The diameter of loose knots or knot holes shall not b
30、e greater than 1/4 the width or depth of a cleat or batten. 3.8 Wane and divergency. At least one surface of faceboard, for example the surface to be placed on the outside of the container, shall be sufficiently smooth and free of stain to permit legible marking. 3.8.1 Wane. Wane shall not be greate
31、r than 1/2 inch in width on the surface on which it appears or 1/6 the length or 1/2 the thickness. Evidence of decay in which the disintegration is readily recognizable shall be cause for rejection. 3.8.2 Divergency of grain. The divergency of grain in faceboards, cleats, or battens shall not be gr
32、eater than 1 inch in 8 inches of length. 3.9 Faceboards. The thickness of resawn lumber used for faceboards or end boards shall be 3/8 + 1/16 inch thick. 3.9.1 Width of faceboards. The minimum width of any board at the lead or trailing edge of any box blank shall be 3.5 inches. Boards used as sides
33、for all boxes 5.5 inches or less in depth shall be one piece otherwise the minimum width of any board used in the sides, top, bottom or end of a box shall be 2.5 inches. 3.9.2 Alternative faceboards. The use of 3/8 inch thick plywood, 3 ply minimum, is permissible for faceboards. Plywood shall confi
34、rm to Type A of A-A-55057, Grade C-D with exterior glue Identification index 24/0. The C face shall be outside. The grain of the face shall be parallel with the length of the board required. 3.10 Thickness and width of cleats and battens. Provided by IHSNot for ResaleNo reproduction or networking pe
35、rmitted without license from IHS-,-,-MIL-DTL-46506E 5 3.10.1 Cleats. All cleats shall be mitered. Cleats for Type I, Class 1 and 2 and Type II, Class 1 and 2 boxes shall be made from Group II, III, or IV woods only. Cleat for Type II, Class 3 and 4 boxes shall be made from Group III and IV only. The
36、 thickness and width of cleats shall be as shown in the applicable figure. A tolerance of + 1/16 inch shall apply to width and thickness of cleats. 3.10.2 Battens. Battens for ends may be made from any group wood. The thickness and width of battens shall be as shown in the applicable figures. A tole
37、rance of + 1/16 shall apply to thickness of battens and a tolerance of + 1/8 inch to the width of battens. For Type II boxes, specifying rope handles, end battens shall be routed for attachment of rope handles as shown in Figure 1. 3.11 Binding wires. Binding wires shall be medium temper low carbon
38、annealed steel wire. Wire used shall have such physical properties as to permit satisfactory manufacture of loops without fracturing the wire. The tensile strength shall be from 60,000 to 85,000 pounds per square inch. Splicing or welding of a binding wire during manufacture is permitted. 3.11.1 Coa
39、ting. The surface of the wire shall have a regular galvanized coating. The coating shall be smooth and shall not flake or peel where the wire is bent or twisted. 3.11.2 Diameter of wire. The diameter of all binding wire shall be .092 + .003 inches (13 Gage). 3.11.3 Wire spacing. When possible, the c
40、enterline of loop closures shall be spaced equidistant across the outside length of the box. 3.11.4 Number of wires. Unless otherwise specified on the applicable drawing, the number of wires used shall be as specified in Table I. Table I. Number of wires per length of box Inside length box (inches)
41、Up to 9 13/16 9 7/8 to 14 14 1/16 to 27 5/8 27 11/16 to 36 36 1/16 to 42 5/8 42 11/16 to 50 50 1/16 to 72 Number of wires 2 3 4 5 6 7 8 3.11.5 Loop closures. Loop closures shall be either the looped wire closure or twisted wire closure illustrated in Figure 9. The loop, both side and top, shall proj
42、ect beyond the edges of the faceboard a minimum of one inch. Top loops shall fit over the side loops. Loops shall be produced which shall provide a tight secure closure when closed by machinery or manually as illustrated in Figure 9. 3.12 Staples. Staples shall be made from hard temper low carbon st
43、eel wire and shall have a regular galvanized coating. The tensile strength of stapling wire shall be from 95,000 to 125,000 pounds per square inch. Galvanized coating shall be as specified in 3.11.1. 3.12.1 Staples sizes. The staples shall be as specified in Table II. Staples in ends shall be 1 3/8
44、inches, 14 gage when rope handles are specified. Staples in ends without rope handles shall be 1.25 inch, 16 gage. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-46506E 6 Table II. Length of Staples per Thickness of Boards Thickness of board
45、s or combined thickness of boards, cleats or battens (inches) Length and Gage of Staples In boards only In boards, over wire Length, inches Gage Length, inches Gage 3/8 1/2 18 9/16 183/4 (2 ply 3/8) 7/8 18 1 18 1 1/8 to 1 3/8 1.25 16 1/ 1.25 16 1/ Notes: 1/ 1 1/8 length 16 gage permissible into Grou
46、p IV wood cleats. 3.12.2 Staple spacing. Staples shall be driven at spacing not to exceed 1.75 inches. When the length of the cleats requires interruption of the nominal spacing, this interrupted space shall not exceed 2.5 inches. The minimum number of staples in any cleat shall be three. At each co
47、rner of the box, the distance from the end of the cleat to the nearest staple shall not be greater than 1 5/8 inches. Staples in ends shall be driven at a spacing not to exceed 1.75 inches and two staples through ropes as shown in Figure 1. 3.13 Nails. Nails shall be cement coated or chemically etch
48、ed cooler, sinker or box type complying with ASTM F1667. Uncoated nails shall be used in nailing end boards to battens when the nails pass through the boards and battens and are clinched. 3.13.1 Size and spacing of nails. The size of nails when used for fastening end boards to end battens shall be 4
49、 penny, 1 3/8 inch long driven at an average spacing of 1.5 inches. Staples used to fasten end boards to end battens shall comply with 3.12. 3.13.2 Rope handle attachment. For attachment of rope handles, see Figure 1. Deviation from the nail or staple pattern shall be cause for rejection. 3.14 Box assembly inside dimensions. Inside dimensions shall be specified to the nearest 1/16 inch and shall have a tolerance of +1/8 inch. Compliance with in
