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    DLA MIL-F-43834 E-1990 FRAME FIELD PACK (RIVETED) AND SHELF CARGO SUPPORT (LIGHTWEIGHT) LC-1《LC-1货物支架(轻量级)和货架(铆接)背包装配》.pdf

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    DLA MIL-F-43834 E-1990 FRAME FIELD PACK (RIVETED) AND SHELF CARGO SUPPORT (LIGHTWEIGHT) LC-1《LC-1货物支架(轻量级)和货架(铆接)背包装配》.pdf

    1、_- -y- .* IINCH-POUNCI I4 December 1990 SUPERSEDING MIL-F-43834D 1 June 1987 MILITARY SPECIFICATION FRAME, FIELD PACK, (RIVETED), AND SHELF, CARGO SUPPORT (LIGHTWEIGHT), LC-1 This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This

    2、 specification covers a lightweight aluminum pack frame and a detachable aluminum cargo support shelf (see 6.1). 1.2 Classification. The pack frame and cargo support shelf shall be classified as follows (see 6.2): Item 1 - Pack frame (riveted) Item 2 - Cargo support shelf 2. APPLICABLE DOCUMENTS a 2

    3、.1 Government documents. * 2.1.1 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 those listed in the issue of the Department of

    4、Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2). Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be used in improving this document should be addressec! to: U.S. Army Natick Research, Deve

    5、lopment, and Engineering Center, Natick, MA 01760-5014 by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. FSC 8465 AMSC N/A DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot

    6、for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-F-4334E 4 m 777770b 046b33 4 MIL-F-43834E SPEC I FI C AT IONS FEDERAL A-A-50083 QQ-A-200/8 QC-A-200/9 QQ-A-250/8 QQ-A-25 O/ 1 1 QQ-S-763 TT-E-52 7 TT-P-1757 WkJ-T - 7 O0 / 6 PPP-B-63 6 MILITARY MIL-C-5541 VIL-A-8625

    7、MIL-C-13924 MIL-L-35078 STANDARDS FEDERAL FED-STD-595 MILITARY MIL-STD-105 FIIL-STD- 129 MIL-STD- 147 MIL-STD-73 1 9ag, Plastic, Folded Garment Aluminum Alloy 6061, Bar, Rod, Shapes, Tube and Aluminum Alloy 6063, Bar, Rod, Shapes, Tube and Aluminum Alloy 5052, Plate and Sheet Aluminum Alloy 6061, Pl

    8、ate and Sheet Steel Bars, Wire, Shapes, and Forgings, Enamel, Alkyd, Lusterless, Low Voc Content Primer Coating, Zinc Chromate, Low-Moisture Tube, Aluminum Alloy, Drawn, Seamless, 6061 Boxes, Shipping, Fiberboard Wire, Extruded Wire, Extruded Corrosion Res ist ing Sensitivity Chemical Conversion Coa

    9、tings on Aluminum and Anodic Coatings, for Aluminum and Aluminum Coating, Oxide, Black, for Ferrous Metals Loads, Unit: Preparation of Semiperishable Aluminum Alloys Alloys Subsistence Items; Clothing, Personal Equipment and Equipage ; General Specification For Colors Used in Government Procurement

    10、Sampling Procedures and Tables for Inspection Marking for Shipment and Storage Palletized Unit Loads Quality of Wood Members for Containers and by Attributes Pallets (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from the Standardiz

    11、ation Documents Order Desk, Building OD, 700 Robbins Avenue, Philadelphia, PA 191 1 1-5094. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-43834E * 2.1.2 Other Government documents, drawings, and publications. The following other Government

    12、documents, drawings, and publiaations form a part of this document to the extent specified herein. are those cited in the solicitation. Unless otherwise specified, the issues DRAWINGS U.S. ARMY NATICK RESEARCH, DEVELOPMENT, AND ENGINEERING CENTER 2 -3 -29 O 2-3 -29 1 - Shelf, Cargo Support, for Fram

    13、e, Pack, Ground 2-3-493 - Strap Packing Configuration - Frame, Pack, Ground Troops, Lightweight, LC-1; Assembly Troops, Lightweight, LC-1 (Copies of drawings are available from the U.S. Army Natick Research, Development, and Engineering Center, ATTN: STRNC-UX, Natick, MA 01760-5017.) 2.2 Non-Governm

    14、ent publications. The following documents form a part of this document to 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. documents not listed in the DODISS are the issue

    15、s of the documents cited in the solicitation (see 6.2). Unless otherwise specified, the issues of AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) B 244 - Measurement of Thickness of Anodic Coatings on Aluminum and of Other Nonconductive Coatings on Nonmagnetic Basis Metals with Eddy -Current In st

    16、rumen t s B 633 D 1005 - Measurement of Dry-Film Thickness of Organic Coatings D 3951 - Standard Practice for Commercial Packaging - Electrodeposited Coatings of Zinc on Iron and Steel Using Micrometers (Application for copies should be addressed to the American Society for Testing and Materials, 19

    17、16 Race Street, Philadelphia, PA 19103-1187.) (Non-Government standards and other publications are normally available from the organizations that prepare or distribute the documents. also may be available in or through libraries or other informational services.) These documents 2.3 Order of preceden

    18、ce. 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 document, however, supersedes applicable laws and regulations unless a specific exemption has been obtained. 3 Provided by IHSNot for ResaleNo

    19、 reproduction or networking permitted without license from IHS-,-,-MIL-F-43834E 8L1 9999906 0466340 2 9 MIL-F-43834E t ,I 3. REQUIREMENTS 3.1 First article. When specified (see 6.21, a sample shall be subjected to first article inspection (see 6.3) in accordance with 4.3. * 3.2 Materials and compone

    20、nts. Materials and components shall be as specified herein and on applicable drawings. specified shall be of the quality normally used by the manufacturer provided the completed item complies with all provisions of this specification. It is encouraged that recycled material be used when practical as

    21、 long as it meets the requirements of this specification. Materials and components not definitely 3.2.1 Aluminum alloy s. 3.2.1.1 - Tube. 3.2.1.2 Sheet. Aluminum alloy tube shall conform to 6061-T6 of WW-T-700/6. Aluminum alloy sheet shall conform to 5052-H32 or 5052-H34 of QQ-A-250/8 or 6061-T6 of

    22、QQ-A-250/11, as applicable. I 3.2.1.3 Shapes. Aluminum alloy shapes (channel) shall conform to 6061-T6 of QQ-A-200/8 or 6063-T5 of QQ-A-200/9. 3.2.2 Wire, corrosion-resisting steel. Corrosion-resisting steel wire shall conform to class 302 or 304, condition B, cold drawn finish of QQ-S-763. I 3.2.3

    23、Rivets. Rivets shall be as shown on Drawing 2-3-290. The zinc plating l of the steel semi-tubular rivets (Nos. 14, 27, 28, 30, 31, 34 and 35) shall conform to type II, SC-3 of ASTM B 633. 3.2.4 Primer. Primer shall conform to composition G or L, as applicable, color Y of TT-P-1757. 3.2.5 Enamel. Ena

    24、mel shall conform to composition G or L of TT-E-527, as applicable, and green color No. 34087 of FED-STD-595. 3.2.6 Alternate components. Components offered as equivalent to components specified herein and on the referenced drawings as specific manufacturers equal shall be functionally equal with th

    25、e manufacturers part number identified. The incorporation of such a component in the design of the specified end product shall not require modification to any components unless such modification is specifically approved by the contracting officer. production, the contractor shall submit for the cont

    26、racting officers approval, a list identifying each alternate component, together with proof that each listed component complies with requirements specified herein. officer, at his option, may require a physical sample of the proposed substitution. Approval of the submitted listing, together with nec

    27、essary supporting data, does not relieve the contractor of the responsibility that these components perform in accordance with specified requirements when incorporated into the end product. Prior to commencing The contracting 4 Provided by IHSNot for ResaleNo reproduction or networking permitted wit

    28、hout license from IHS-,-,- MIL-F-43834E 84 W 7797706 046b343 4 W MIL-F-43834E 3.3 Construction. 3.3.1 Item 1 - pack frame. The construction of the pack frame shall conform o to Drawing 2-3-290 and as specified herein. 3.3.1.1 Body and insert. The body and insert shall be fabricated of aluminum alloy

    29、 6061-T6 drawn tube as specified in 3.2.1.1. contractor, extruded tube conforming to 6061-T6 of QQ-A-200/8 may be used as an alternate providing the difference between the inside diameter of the frame body and the outside diameter of the insert does not exceed 0.024 inch when tested as specified in

    30、4.4.2.2. At the option of the 3.3.1.2 Cross members and vertical braces. The cross members and vertical braces shall be fabricated of aluminum alloy 5052-H32 sheet as specified in 3.2.1.2. 3.3.1.3 Loop retainer and web guide. Loop retainer and web guide shall be fabricated of aluminum alloy 5052-H34

    31、 sheet as specified in 3.2.1.2. 3.3.1.4 Strap, center. The center strap shall be fabricated of either aluminum alloy 5052-H32 or 6061-T6, as specified in 3.2.1.2. 3.3.1.5 Brace, The channel brace shall be fabricated by either of the following : a. Aluminum alloy 6061-T6 or 6063-T5 extruded channel a

    32、s specified in 3.2.1.3. b. Aluminum alloy 5052-H32 sheet as specified in 3.2.1.2 and formed to the dimensions shown on Drawing 2-3-290. 3.3.1.6 Loop, The loop shall be fabricated of corrosion-resisting steel wire specified in 3.2.2. 3.3.2 Item 2 - cargo support shelf. The construction of the cargo s

    33、upport shelf shall conform to Drawing 2-3-291 and as specified herein. The cargo support shelf shall be fabricated of aluminum alloy 5052-H34 sheet as specified in 3.2.1.2. The cargo support shelf shall be capable of being fitted on the frame without any looseness (see 6.4). * 3.3.3 Riveting. Final

    34、sizing of rivet holes shall be accomplished at time of assembly to preclude misalignment of rivet holes. in the tubular body of frame. In lieu of drilling, punching or piercing of holes shall be permitted providing the diameter of the tubular body is free of any deformation exceeding the limits of p

    35、lus or minus 0.010 inch and the inner wall of tubular body is free of any burr exceeding 0.010 inch when examined as specified in 4.4.2.1. Mating surfaces or riveting components shall be drawn up tightly and the rivet head shall be in contact with its mating surface. Rivets shall be properly set and

    36、 free of any looseness. Roll of a rivet shall be free Rivet holes shall be drilled 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-PlIL-F-4383qE 4 W 3997906 04bb342 b W MIL-F-43 834E from more than one split. Set rivets shall be free of any portion

    37、 of a rivet set or rolled on itself in lieu of being set or rolled on mating surface of component usually due to an enlarged or elongated hole. There shall be no dimpling of the outer tube for assembly of frame prior to or during the riveting process. 3.4. Finish. 3.4.1 Pack frame. After forming, bu

    38、t prior to assembly, aluminum components (frame body, cross members, strap, loop retainer, web guide, channel and vertical braces) shall be hardcoat anodized to conform to type III, 0,001 inch minimum thickness, class 2, of MIL-A-8625. The color shall be green, No. 34079 or 34086 of FED-STD-595. of

    39、appropriate chemical etching preparatory to hardcoat anodizing. The anodic coating shall be uniform in appearance, continuous, smooth, adherent, and free from powdery area a.nd loose film break. The contractor shall repair any anodic coating damaged during examination in accordance with class 1A req

    40、uirements of MIL-C-5541. After forming, the corrosion-resisting steel wire loop shall be given a black oxide coating conforming to class 4 of MIL-C-13924. The final finish shall be lusterless produced by means 3.4.1.1 Pack frame, epoxy powder coated. The epoxy coated pack frame may be used in lieu o

    41、f hardcoat anodized pack frame finish specified in 3.4.1. The assembled frame (without the plastic grommets) shall electrodeposit epoxy coated as specified in 3.4.2.4. epoxy coated pack frame finish, the plastic grommets finished frame. 3.4.2 Cargo support shelf. 3.4.2.1 Surface preparation. All sur

    42、faces of the be prepared for painting in accordance with class IA be prepared and Upon completion of the shall be assembled to the cargo support shelf shall treatment of MIL-C-5541. Treated surfaces shall be kept clean during subsequent, handling, being handled only by clean-gloved hands or by clean

    43、 implements. 3.4.2.2 Priming. Prepared surfaces shall be coated with the primer specified in 3.2.4. 3.4.2.3 Enameling. Primed surfaces shall be coated with the enamel specified in 3.2.5. The final finish shall be smooth and uniform in appearance, free of any sags, runs, pinholes, blisters, wrinkles,

    44、 frothing, or streaks. * 3.4.2.4 Epoxy coating. As an option, in lieu of the priming as specified in 3.4.2.2 and enameling as specified in 3.4.2.3, the prepared surfaces may be prepared and coated as follows: a. The cargo shelf shall be prepared by mechanical means. The surfaces shall be thoroughly

    45、and uniformly textured by sand blasting with 80 grit aluminum oxide or 80 grit steel. shall be kept clean during the subsequent handling. Handling to be Prepared surfaces 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-F-43 834E by clean-gloved

    46、 hands or by clean implements. The surfaces shall be retained in a clean environment. The surface shall be epoxy coated not more than 8 hours after sand blasting. b. The finish coating shall be lusterless green (olive green) No. 34079, 34086, or 34087 of FED-STD-595, electrodeposited epoxy powder co

    47、ating conforming to H.B. Fuller Co., Kativo Powder, .IF-3561 or equal. ci The electrodeposited epoxy powder coating shall be baked in accordance with commercial practice. d. The thickness of the baked coating shall be a minimum of 0.0025 inch when tested as specified in 4.4.3.4. e. The final coating

    48、 shall be smooth and uniform in appearance, free from wrinkles and streaks. 3.5 Marking for identification. Prior to finishing as specified in 3.4, the frame and shelf shall be indent stamped in the location as shown in applicable drawing. After finishing, the marking shall be legible. 3.6 Workmansh

    49、ip. The frame and shelf shall be free from burrs, rough or sharp edges (including rivet), malformations, deformations, cracks, punctures, fractures, nonspecified holes, enlarged or elongated holes, and misalignment of holes and shall not be twisted or bent out of shape. The finish shall be free from any area of no coating and exposed bare metal surface due to scratch, scuff, dig, or abrasion. The finished pack frame and cargo support shelf shall conform to t


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