1、MIL-S-18471G(AS)8 June 1983SUPERSEDINGMIL-S-18471F(AS)13 October 1978MILITARY SPECIFICATIONSYSTEM, AIRCREW AUTOMATED ESCAPE, EJECTION SEAT TYPE:GENERAL SPECIFICATION FORThis specification is approved for use by the Naval AirSystems Command, Department of the Navy and is available foruse by all Depar
2、tments and Agencies of the Department of Defense.1. SCOPE1.1 Scope. This specification establishes the requirements for thedesign, installation, demonstration, performance, and testing of an open typeejection seat aircrew automated escape systems. The escape system includesthe ejection seat assembly
3、, the aircraft canopy and escape path clearancesubsystem the sequencing subsystem aircraft interface and the aircrewmemberinterface.2. APPLICABLE DOCUMENTS2.1 Government documents2.1.1 Specifications, standards, and handbooks. Unless otherwise spec-ified, the following specifications, standards and
4、handbooks of the issuelisted in that issue of the Department of Defense Index of Specificationsand Standards (DoDISS) specified in the solicitation form a part of thisspecification to the extent specified herein.SPECIFICATIONSFEDERALQQ-C-320 Chromium Plating (Electrodeposited)QQ-P-416 Plating, Cadmi
5、um (Electrodeposited)PPP-B-601 Boxes, Wood, Cleated PlywoodPPP-C-795 Cushioning Materials, Flexible, Cellular,Plastic Film For Packaging ApplicationsBeneficial comments (recommendations, additions, deletions) and any pertinentdata which may be of use in improving this document should be addressed to
6、:the Commanding Officer, Naval Air Engineering Center, Engineering Specifica-tions and Standards Department (ESSD), Code 93, Lakehurst, NJ 08733 by usingthe self-addressed Standardization Document Improvement Proposal (DD Form .1426) appearing at the end of this document or by letter.Provided by IHS
7、Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-18471G(AS)SPECIFICATIONSMILITARYMIL-P-116MIL-P-514DOD-D-1000MIL-S-5002MIL-B-5087MIL-E-5400MIL-C-5541MIL-C-6021MIL-E-6051MIL-H-6088MIL-T-6117MIL-H-6875MIL-I-6903MIL-F-7179MIL-F-7190MIL-C-7905MIL-C-7958MIL-A-8064M
8、IL-I-8500MIL-S-8516MIL-A-8625MIL-M-8650MIL-D-8708MIL-M-18012MIL-F-18264MIL-I-18464MIL-P-l9834MIL-A-21180MIL-D-21625MIL-P-23460MIL-S-23586MIL-D-23615Preservation, Methods OfPlate, Identification, Instruction And Marking, BlankDrawings, Engineering And Associated ListsSurface Treatments And Inorganic
9、Coatings For MetalSurfaces Of Weapons SystemsBonding, Electrical, And Lighting Protection, ForAerospace SystemsElectronic Equipment, Airborne, General SpecificationForChemical Conversion Coatings On Aluminum And AluminumAlloysCasting, Classification And Inspection OfElectromagnetic Compatibility Req
10、uirements, SystemsHeat Treatment Of Aluminum AlloysTerminal, Cable Assemblies, Swaged TypeHeat Treatment Of Steels (Aircraft Practice), ProcessForInk, Marking (For Parachutes And Other Textile ItemsFinishes and Coatings, Protection Of Aerospace WeaponsSystems, Structures And Parts, General Specifica
11、tionForForqing, Steel, For Aircraft And Special OrdinanceApplicationsCylinder, Compressed Gas, Non-scatterableControl, Push Pull, Flexible And RigidActuator And Actuating Systems, Aircraft, Electro-mechanical, General Requirements ForInterchangeability And Replaceability Of ComponentParts For Aircra
12、ft And MissilesSealing Compound, Polysulfide Rubber, Electric Con-nectors And Electric Systems, Chemically CuredAnodic Coatings, For Aluminum And Aluminum AlloysMockup, Aircraft, Construction OfDemonstration Requirements For AirplanesMarkings For Aircrew Station Displays Design AndConfiguration OfFi
13、nishes, Organic, Weapons System, Application AndControl OfInsignia And Markings For Naval Weapons SystemsPlate, Identification, Metal Foil, Adhesive BackedAluminum-alloy Castings, High StrengthDesign And Evaluation Of Cartridges For CartridgeActuated DevicesPin, Quick-release, Self-retaining, Positi
14、ve-lockingSealing Compound, Electrical, Silicone Rubber,Accelerator RequiredDesign And Evaluation Of Cartridge Actuated Devices2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-18471G(AS)MIL-I-23659MIL-M-24041MIL-A-25165MIL-M-43719MIL-S-81018MIL
15、-S-81040MIL-H-81200MIL-M-81203MIL-L-81352MIL-D-81514MIL-D-81980MIL-P-83126MIL-C-83488MIL-A-85041STANDARDSInitiator, Electric, General Design SpecificationMolding And Potting Compound, Chemically Cured,Polyurethane (Polyether-based)Aircraft Emergency Escape System, Identification OfMarking Materials
16、and Markers, Adhesive, Elastomeric,Pigmented, General Specification ForSurvival Kit Container, Aircraft Seat, With Oxygen,General Specification ForSurvival Kit Container, Aircraft Seat, Without Oxygen,General Specification ForHeat Treatment Of Titanium And Titanium AlloysManual, Technical, In-Proces
17、s Reviews, Validation, AndVerification Support OfLacquer, Acrylic (For Naval Weapons Systems)Device, Restraint Harness Take-up, Inertia-Locking,Powered-Retracting, General Specification ForDesign And Evaluation Of Signal Transmission Subsystems,General Specification ForPropulsion Systems, Aircrew Es
18、cape, Design SpecificationForCoating, Aluminum, ION Vapor DepositedAircrew Escape Propulsion Systems, General SpecificationForFEDERALFED-STD-595MILITARYDOD-STD-100MIL-STD-129MIL-STD-130MIL-STD-210MIL-STD-411MIL-STD-461MIL-STD-462DOD-STD-480MIL-STD-481MIL-STD-482MIL-STD-680Color (Requirements For Ind
19、ividual Color Chips)Engineering Drawing PracticesMarking For Shipment And StorageIdentification Marking Of U.S. Military PropertyClimatic Extremes For Military EquipmentAircrew Station SignalsElectromagnetic Emission And Susceptibility Require-ments For The Control Of Electromagnetic InterferenceEle
20、ctromagnetic Interference Characteristics,Measurement OfConfiguration Control-Engineering Changes, DeviationsAnd WaiversConfiguration Control-Engineering Changes, DeviationsAnd Waivers (Short Form)Configuration Status Accounting Data Elements andRelated FeaturesContractor Standardization Program Req
21、uirements3Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-STD-794MIL-STD-810MIL-STD-831MIL-STD-838MIL-STD-850MIL-STD-882MIL-STD-889MIL-STD-961MIL-STD-962MIL-STD-965MIL-STD-1167MIL-STD-1333MIL-STD-1385MIL-STD-1472MIL-STD-1474MIL-STD-1515MIL-STD-15
22、21MIL-STD-2067HANDBOOKSMILITARYMIL-HDBK-5MSL-HDBK-132MIL-HDBK-694BULLETINSMILITARYMIL-BUL-147MIL-BUL-544B-2MIL-S-18471G(AS)Part and Equipment, Procedures For Packaging AndPacking OfEnvironmental Test MethodsTest Reports, Preparation OfLubrication Of Military EquipmentAircrew Station Vision Requireme
23、nts For Military Air-craftSystem Safety Program RequirementsDissimilar MetalsMilitary Specification And Associated DocumentsPreparation OfOutline Of Forms And Instructions For The PreparationOf Military Standards And Military HandbooksParts Control ProgramAmmunition Data CardAircrew Station Geometry
24、 For Military AircraftPreclusion Of Ordnance Hazards In ElectromagneticFields, General Requirements ForHuman Engineering Design Criteria For Military Systems,Equipment And FacilitiesNoise Limits For Army MaterielFastener Systems For Aerospace ApplicationTechnical Reviews And Audits For Systems Equip
25、ment,And Computer ProgramsAircrew Automated Escape Systems Reliability AndMaintainability (R/M) Program Requirements For,Metallic Materials And Elements For Aerospace VehicleStructuresProtective FinishesAluminum And Aluminum AlloysSpecifications And Standards Of Non-GovernmentOrganizations Released
26、For Flight Vehicle ConstructionList Of Federal, Military, hereinafter it shall bereferred to as the procuring activity. Particular care shall be given toclose fitting parts in the choice of both materials and corrosion controlpractices. The contractor shall prepare specifications or standards format
27、erials or processes inadequately defined by Government or acceptable non-government organization specifications and standards (see 6.2.2.).3.1.1.1.1 Metal parts. All metal parts shall be of the corrosion-resistanttype or treated to render them resistant to corrosion. Unless protectedagainst galvanic
28、 corrosion, dissimilar metals (as specified in MIL-STD-889)shall not be used in contact with each other. General design informationgoverning usage of metals shall be in accordance with MIL-HDBK-5. General6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,
29、-,-MIL-S-18471G(AS)design information for aluminum and aluminum alloys shall be in accordancewith MIL-HDBK-694.3.1.1.1.1.1 Heat treatment. Heat treatment of aluminum parts shall bein accordance with MIL-H-6088. Heat treatment of steel parts shall be inaccordance with MIL-H-6875. Heat treatment of ti
30、tanium and titanium alloyparts shall be in accordance with MIL-H-81200.3.1.1.1.1.2 Castings. Aluminum alloy castinqs shall be in accordancewith MIL-A-21180. All castings shall be classified in accordance with MIL-C-6021.3.1.1.1.1.3 Steel forgings. Steel forqings used in the escape systemshall be in
31、accordance with MIL-F-7190, Grade A.3.1.1.1.1.4 Maqnesium and maqnesium alloys. Magnesium parts shall notbe used in the escape system.3.1.1.1.1.5 Wire rope and cable assemblies. Wire rope and cable assemblyterminal ends and intermediate fittings shall be in accordance with MIL-T-6117.3.1.1.1.2 Non-m
32、etallic parts. Non-metallic components shall be designedto minimize deterioration caused by abrasion, exposure to environmentalconditions listed in 3.1.9, and petroleum oil, lubricants, ozone, or hydraulicfluids. Protection shall be provided for non-metallic components, particularlynylon lines, for
33、which strength degradation associated with abrasion or exposure-induced deterioration can endanger the system user. All upholstery, cushions,cover materials, and fabrics, excluding the recovery parachute and thosematerials used as load application devices, shall be flame resistant and shallnot produ
34、ce toxic gases when subjected to high temperature or flame.Additionally, the materials and finishes used in the escape system shall notbe nutrients for micro-organisms.3.1.1.1.3 Lubrication. Lubricants and lubrication practices shall be inaccordance with MIL-STD-838. Lubricants shall perform as requ
35、ired throughoutthe temperature range from -65F to +200F. Lubricants shall:a. Not degrade the performance of components with which theycome in contact.b. Eliminate the need for relubrication by field maintenanceactivities, except during other scheduled aircraftmaintenance.3.1.1.1.4 Hydraulic fluids.
36、Hydraulic fluids used in the escape systemor escape system components shall perform as required throughout the temperaturerange from -65F to +200F, and shall be fire-resistant, non-corrosive, of thelowest possible toxicity to preclude exceeding threshold limits specified inOSHA Code 29CFR-1910 for n
37、ormal handlinq.7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-18471G(AS)3.1.1.1.5 Potting compounds. Potting compounds employed in the aircrew-member escape system shall be selected from those listed on the qualifiedproducts lists of MIL-S-85
38、16, MIL-S-23586, and MIL-M-24041.3.1.1.2 Corrosion protection. The contractor shall develop and implementa corrosion control program in which the elements of the escape system shallbe treated as external components (see 6.2.2). Corrosion protection practicesemployed in manufacturing the aircrew esca
39、pe system and its componentsshall be in accordance with MIL-STD-889 for dissimilar metals and withMIL-F-7179, Type I, for parts and surfaces of assemblies.3.1.1.2.1 Finishes, Protective coatings and finishes shall not crack,chip, or scale during normal service life or when subjected to the generalse
40、rvice environmental conditions specified in 3.1.9. Surface treatments andinorganic coatings for metal surfaces shall be applied in accordance with MIL-S-5002. Application and control of organic finishes shall be in accordancewith MIL-F-18264 and MIL-HDBK-132.3.1.l.2.2 Anodizing, chemical surface tre
41、atment, and chromium plating.All aluminum and aluminum alloy parts that are not subject to wear, abrasion,or erosion shall either be anodized in accordance with MIL-A-8625, Type IIanodic coating, or receive a chemical conversion treatment in accordance withMIL-C-5541. Parts subject to wear, abrasion
42、, erosion, or severe corrosionconditions shall be anodized in accordance with MIL-A-8625, Type II anodiccoating. Anodic coatings for all aluminum and aluminum alloy parts subject tosevere wear shall be in accordance with MIL-A-8625, Type III, except for partsthat would normally be reworked during ov
43、erhaul. For these parts, chromiumplating shall be used in accordance with QQ-C-320, Class II.3.1.1.2.3 Plating. Steel parts in contact with aluminum or aluminumalloys shall be cadmium plated in accordance with QQ-P-4167 Type II, Class I,or coated with aluminum by ion vapor deposition in accordance w
44、ith MIL-C-83488,Type II, Class I.3.1.2 Drawings. Drawing requirements will be specified in the contractin accordance with AD 1350 (see 6.2.1). Levels and types of drawings shallbe in accordance with DOD-D-1000 and DOD-STD-100. The drawings shall depictsignificant geometrical design parameters (see 3
45、.2) such as the location ofthe seat intersect point, the back tangent, the seated surface tangent, andthe back tangent and ejection angles (see 6.2.2).3.1.3 Access ports. Access ports complying with MIL-STD-1472 shall beincorporated in the escape system to permit inspection of any escape systemmecha
46、nism or component which requires periodic maintenance and is not readilyaccessible. Access ports shall be designed to permit the performance ofnecessary adjustments while the system is safetied without requiring removalof the ejection seat assembly from the aircraft. All access port edges shallbe ro
47、unded or covered to protect maintenance personnel from injury. Accessport covers shall use quick release, self-retained fasteners. Where necessary,inspection ports shall be incorporated to permit maintenance personnel toascertain that shipping safety pins are removed and that all critical components
48、8Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-S-18471G(AS)are ready for flight. The contractor shall develop a maintenance interfacedocument which describes the characteristics, layout, and installation of allequipment having a maintenance int
49、erface (see 6.2.2).3.1.4 Dimensions. The outline dimensions of the ejection seat assembly.shall be compatible with the crew station dimensions as shown on the applicableaircraft drawing.3.1.5 Weight. The weight of the escape system shall be kept to a minimumand be consistent with the escape system design and performance requirementscontained in this specification. Throughout the development program, carefulcontrol shall be exercised over the system weight to achiev
