1、1 MIL-S-83047B Lh 7999906 02056114 O = cl/5.40 Beneficial comments (recommendations , additions , deletions) and any pertinent data which may be of use in improving this document should be addressed to: the Engineering Division, San Antonio Air Logistics Center, Kelly AFB TX 78241 by using the self-
2、addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. zr MIL-S-8304 7B (USAF) I- 7 r 1. SCOPE 11 Feb 85 SUPERSEDING MIL-S-830474 (USAF) 25 June 1974 MILITARY SPECIFICATION SURVIVAL KIT CONTAINER, CNU-llI/P This specification is app
3、roved for use by the Department of the Air Force, and is available for use by all Depart- ments and Agencies of the Department of Defense. 1.1 Scope. This specification covers the requirements for one type of survival kit container, designated CNU-111/PY for use with USAF F-4 aircraft. 2. APPLICABLE
4、 DOCUMENTS 2.1 Government documents. 2.1.1 Specifications and standards. Unless otherwise specified (see 6.2), the following specifications and standards of the issue listed in that issue of the Department of Defense Index of Specification and Standards (DoDISS) specified in the solicitation, form a
5、 part of this specification to the extent specified herein. SPECIFICATIONS FEDERAL L-P-383 Plastic Material, Polyester Resin, Glass Fiber Base, Low Pressure Laminated * PPP-B-601 Boxes, Wood, Cleated Plywood * PPP-B-636 sox, Shipping, Fiberboard MILITARY MIL-P-116 Preservation, Methods of MIL-W-4088
6、 Webbing, Textile, Woven Nylon MIL-S-5002 Surface Treatments and Inorganic Coatings for MIL-C-5688 Cable Assemblies, Aircraft , Proof Testing and Pre- MIL-C-6021 Casting, Classification and Inspection of MIL-T-6117 Terminal, Cable Assemblies, Swaged Type MIL-W-6858 Welding, Resistance, Spot and Seam
7、 Metal Surfaces of Weapons Systems stretching of 3 fl THIS DOCUMENT CONTAINS -Ta PAGES Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-7 57 5 MIL-1-8500 MIL-T-8 50 4 MIL-W-8611 MIL-A-862 5 MIL-R-9300 MIL-P-9400 MIL-F-21840 MIL-T-26089 MIL-C-831
8、2 4 MIL-W-83420 MIL-L-8349 IA MIL-S-83862 MIL-C-83864 STANDARDS FEDERAL FED-STD-H28 FED-STD-40 6 FED-STD-595 MILITARY DOD-STD-100 MIL-STD-129 MIL-STD-130 MIL-STD-14 3 MIL-STD-810 MIL-STD-846 MIL- STD- 8 89 MS17983 Resin, Polyester, Low-Pressure Laminating Interchangeability and Replaceability of Com
9、ponent Parts for Aircraft and Missiles Tubing, Steel, Corrosion-Resistant (304) Aerospace Vehicle Hydraulic Systems, Annealed, Seamless and Welded. Welding, Metal Arc and Gas, Steels, and Corrosion and Heat Resistant Alloys, Process for Anodic Coatings, for Aluminum and Aluminum Alloys Resin, Epoxy,
10、 Low-Pressure Laminating Plastic Lambate and Sandwich Construction Parts, Aircraft Structural, Process Specification Requirements Fastener Tape, Hook and Pile, Synthetic Tape, Textile, Nylon Loop Cartridge Actuated Devices/Propellant actuated general design specification for Wire, Rope, Flexible for
11、 Aircraft Control Life Rafts, Inflatable, LRU-l6/P and LRU-Z7/P Strap, Retention, Survival Kit Container, Inner, Survival Kit Screw Thread Standards for Federal Services Plastic, Methods of Testing Colors Engineering Drawing Practices Marking for Shipment and Storage Identification Marking of U. S.
12、Military Property Standards and Specifications, Order of Precedence for the Selection of Environmental Test Methods and Engineering Guidelines Escape System Testing, Ground, Track and Flight Test Dissimilar Metals Compass - Magnetic, Pilots Standby 2.1.2 Other Government documents, drawings, and pub
13、lications. The follow- ing other Government documents form a part of this specification to the extent specified herein. DRAWINGS Air Force, 4 f 6 2E4 33 6 Pattern-Life Raft Retainer 6334296 64C4 3333 St rap-As sembly , Adj us tment 7225267 Drop Line Assembly, Stirvival Kit, Automatic Harness, Person
14、nel Parachute, Back PCU-3/P 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-83047B (USAF) (Copies of specifications and standards required by manufacturers in connection with specific acquisition functions should be obtained from the contract
15、ing activity or as directed by the contracting officer.) 2.2 Other publications. The following document(s) form a part of this The issues of the documents specification to the extent specified herein. which are indicated as DoD adopted shall be the issue listed in the current DoDISS and the suppleme
16、nt thereto, if applicable. AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ASTM D 3951 . Standard Practice for Commercial Packaging. (Application for copies of ASTM publications should be addressed to the Ameri- can Society for Testing and Materials, 1916 Race Street, Philadelphia, Pennsylvania 19
17、103.) 2.2.1 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this speci- f ication shall take precedence. 3. REQUIREMENTS 3.1 First article. This specification makes provisions for first article I testing. 3.2 Compone
18、nts. The survival kit container shall consist of the basic container, hardware, and subassemblies as shown on figure 1. 3.3 -ions and standards. Specifications and standards for necessary commodities and services not specified herein shall be selected in accordance with MIL-STD-143. 3.4 Materials an
19、d processes. 3.4.1 Metals. Metals shall be of the corrosion-resistant type or suitably treated to resist corrosion due to fuels, salt spray, or atmospheric conditions likely to be met in storage or normal service. 3.4.2 Dissimilar metals. Unless suitably protected against electrolytic corrosion, dis
20、similar metals shall not be used in intimate contact with each other. Dissimilar metals are defined in MIL-STD-889. 3.4.3 Nonmagnetic materials. Nonmagnetic materials shall be used for all components except where magnetic materials of fer definite advantages. 3.4.4 Nonmetallic materials. The use of
21、nonmetallic materials shall require approval by the procuring activity for the specific application involved. 3.4.4.1 Fiber glass. If fiber glass material is used in the construction of the basic container, it shall be manufactured in accordance with the requirements of MIL-P-9400. of Table I and wo
22、rkmanship requirements of L-P-383 when tested in accordance The material shall meet the physical requirements 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-3047B Lb 9779906 0205647 b W MIL-S-83047B (USAF) with the applicable methods of FED-
23、STD-406. shall be preimpregnated cloth. or MIL-R-9300 for polyester and epoxy resins, respectively. Where grass cloth is used, it Resins shall be in accordance with MIL-R-7575 3.4.5 Fungus resistant material. Materials which are not susceptible to fungus attack shall be used to the greatest extent p
24、racticable. materials are used that are susceptible to fungus attack, they shall be treated with a fungicidal agent. When 3.4.6 Protective treatment. When materials are used in the construction of the basic container which are subject to deterioration when exposed to climatic and environmental condi
25、tions likely to occur during service usage, they shall be protected against such deterioration in a manner that will in no way prevent compliance with the performance requirements of this specifi- cation. The use of any protective coating that will crack, chip, or scale with age or extreme climatic
26、and environmental conditions shall be avoided. TABLE I. Physical Properties of Fiber Glass I Characteristic Cloth Mat and Roving Flex strength, pounds per square inch (psi), minimum Flex modulus, minimum Tensile strength, psi, minimum Compressive strength, psi, minimum 60ooo i 3.0 X lo6 i i 47,000 4
27、5,000 Moisture absorption, per- cent per 24 hours, maximum I Impact strength, unnotched I foot-pounds per inch, j minimum. 0.5 25 I I 32,000 1.1 x lo6 22,000 22,000 1. o 20 3.4.6.1 Aluminum parts. All aluminum parts shall be anodized in accord- ance with MIL-A-8625. with a potassium dichromate seal
28、and dyed sage green, color No. 34092 of All exposed parts shall be processed after anodizing FED-STD-595. 3.4.6.2 Steel parts. All steel parts shall be cadmium or zinc plated in accordance with applicable specifications unless the part is made of corrosion-resisting steel or has been otherwise prote
29、cted in accordance with MIL-S-5002. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-UIL-S-83047B 16 9777706 0205648 8 MIL-S-83047B (USAF) L 3.4.7 Weights of materials. The components shall be made of the lightest possible materials consistent with
30、configuration, strength, and other require- ments specified herein. 3.5 Design and construction. 3.5.1 Survival kit container. The survival kit container shall incorporate the components listed on figure 1, shall meet the configuration requirements of the envelope shown on figure 2, and shall be des
31、igned to fit into the Martin Baker Aircraft Co., Ltd, Part No. MBEU 820 H7 ejection seat in the USAF F-4 aircraft. personnel harness conforming to Drawing 6354296 and remain with the user during ejection and descent. and cables for inflation of the life raft and attachment and separation of the cont
32、ainer and life raft from the man under different conditions. The container shall be designed to attach to the PCU-3/P The container shall be equipped with hardware 3.5.2 Operation. The survival kit container shall be designed to allow the following operations: a. Normal egress from the aircraft afte
33、r a flight, leaving the parachute and the container in the aircraft. Disconnection of the container shall be made at the parachute accessory rings. b. Emergency egress from the aircraft on the ground or in the water, taking the parachute but leaving the container in the aircraft seat. Pulling the se
34、at emergency harness release handle will release the man from the seat. c. Ejection with subsequent manual or automatic release of the con- tainer from +he man followed by inflation of the life raft. The raft and survival equipment shall be secured to the man by means of a dropline. This operation s
35、hall be accomplished in the following steps: (1) Separation of the container from the seat .shall automatically connect the dropline to the portion of the container hardware remaining attached to the personnel harness accessory ring after container deployment. Separation of the container from the se
36、at will cause actuation of the seat sensing lanyard between the automatic actuator and the seat which will initiate the automatic actuator and cause container hardware operation unless the manual mode selection prevents operation. interference due to snagging or jamming of the container with any par
37、ts of the seat. There shall be no possible (2) Automatic actuation or a manual pull of the container operating handle shall separate the container from the man and unlock the lid. upper end of the dropline shall be retained with the personnel harness, the raft inflation system shall be actuated by d
38、ropline deployment, and the inner container and lower container shall be retained at the bottom of the dropline. The 3.5.3 Basic container. The container shall provide a maximum interior volume consistent with the requirements specified herein. The lid shall have J a separating hinge mechanism n the
39、 forward edge and two locking-type latches as required on each side. container, there shall be no interstices greater than 1/16 inch. Where it is necessary to provide holes in the This also 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-8304
40、7B (USAF) applies to lid parting lines with the container packed with equipment, mating edges of the container and the lid shall have aluminum extrusions. The container shall be built so that the parts will not work loose in service and shall withstand the strains, jars, and other conditions inciden
41、t to shipping, storage, installation, and service without failure. The bottom of the container shall have an absorbent nonskid surface of rubber- ized cork, 1/16 inch thick. mounting external hardware flush with the container envelope. bility with spacer blocks in the ejection seat, the perimeter of
42、 the lower 2 inches of the container shall be devoid of recesses and shall . conform to the container envelope. Where a recess is unavoidable, as for mounting the arming device, an aluminum panel of .060-inch maximum thickness may be externally attached to the container to compensate for the recess.
43、 The top surface of the lid shall be contoured in accordance with figure 3 and furnished with cushion attachment provisions to mate with the cushion specified in 3.5.3.8. 3.5.3.3 to hold the container to the seat during negative g maneuvers, All Recesses shall be allowed in the container for For com
44、pati- The container shall have four straps as described in 3.5.3.1 Lid mechanism. The lid locking latches shall be mechanically integral with the side attachment hardware releases. The mechanism shall open automatically when the operating handle is pulled. mechanism shall not permit the lid to separ
45、ate from the container when an internal load of 700 pounds is applied to the lid. to accidently open the lid during normal in-flight usage or during bailout. Where sandwich construction is used, plywood material shall not be used. The actuator, operating handle, and side locks shall incorporate lock
46、 indicators to show lock engagement. The lid retaining It shall not be possible * 3.5.3.2 Control cables. If used, control cables shall be fabricated of cable conforming to MIL-W-83420 and tested and prestretched in accordance with MIL-C-5688. Any control cable adjustments necessary for manufacturin
47、g shall be permanently locked after rigging. adequate for this purpose. A maximum of one service adjustment provision for control cables shall be incorporated. properly installed and enclosed in tubing conforming to MIL-T-8504 where necessary to prevent inadvertent actuation or damage by the content
48、s or flexure of the container. Cable attachment provisions shall be incorporated into the hardware for the possible future installation of a control cable to operate a survival kit-to-man disconnect. to prevent wearing or fraying during continued use of the container, Cables shall be installed in su
49、ch a manner that the cable is never bent in a smaller radius than five times the nominal cable diameter. Lock wire is not considered The cables (maximum of two) shall be All cables shall be properly guarded 3.5.3.3 Container-to-seat straps, The straps shall consist of a double thickness of nylon webbing conforming to MIL-W-4088, type 1, color sage green, and shall be constructed as shown on figure 4. be such that, with the forward straps attached to the leg restraint cord lock pins
