1、.- * MIL-I-L8373B m 9999906 1858496 781 m - ) I NCH-POUND I MIL-I-l8373B(AS) Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commanding Officer, Naval Air Warfare Center Aircraft Division Lakehu
2、rst, Systems Requirements Department, Code SR3 Lakehurst, NJ 08733-5100, by using the se 1 f-addres sed Standard i zat i on Document Improvement Proposal (DD Form 1426) -appearing at the end of this document or b.y letter. 30 July 1993 SUPERSEDING MIL-I-l8373A(AS) 28 September 1967 MILITARY SPECIFIC
3、ATION INSTRUMENTS AND NAVIGATION EQUIPMENT, AIRCRAFT: INSTALLATION OF This specification is approved for use by all Departments and Agencies of the Department of Defense, 1. SCOPE 1.1 Scope. This specification presents general and detail requirements for the installation of instruments and navigatio
4、n equipment, both Government-furnished and contractor-furnished, for Navy aircraft. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 Specifications, standards, and handbooks. The following specifications standards, and handbooks form a part of this specification to the extent specified herein
5、. Unless otherwise specified, the issues of these documents are those listed in the issue of the Department of Defense Index of Specifications and Standards (DODISSI and supplement thereto, cited in the solicitation (see 6.2b). AMSC NIA FSC 6605 DISTRIBUTION STATEMENT A. Approved for pub1 ic release
6、; distribution is un1 imi ted. 0 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SPECIFICATIONS M I LI TARY MIL-B-5087 MIL-W-O MIL-H-5440 MIL-I-18373B 9999906 1858477 b18 H -. MIL-I-l8373B(AS) MIL-C-6136 MIL-C-6390 MIL-C-6818 MIL-E-7080 MIL-C-7188 MI
7、L-S-7742 MIL-G-7940 MIL-H-8891 MIL-F- MIL-I- MI L-C- 7874 807 9 8244 MIL-0-19838 MIL-N-25027 MIL-P-26292 STAN DARDS FEDERAL FED-STD-595 O Bonding; Electrical, and Lighting Protection, for Aerospace Systems Wiring, Aerospace Vehicle Hydraulic Systems; Aircraft Types I and II, Design and Installation
8、Requirements for Conduit; Electrical Flexible, Shielded, Aluminum Alloy for Aircraft Installations Clamps and Instruments, Aircraft, Installation of Clamps and Instruments, Aircraft, Installation for Electric Equipment; Aircraft, Selection and Installation of Compasses, Pilots Standby, Installation
9、of Screw Threads, Standard, Optimum Selected Series: General Spec i fi cat i on for Gages, Liquid Quantity, Capacitor Type, Installation and Cal i bration of Hydraulic Systems, Manned Flight Vehicles, Type III, Design, Installation and Data Requirements for, General Specification for Fuel Systems; A
10、ircraft, Installation and Test of Installation of Angle of Attack and Sideslip Systems Control and Stabilization Systems; Automatic, Piloted Aircraft, General Specification for Oil Systems, Aircraft, Installation and Test of Nut, Self-Locking, 250 Deg. F, 450 Deg. F, and 800 Deg F Pitot and Static P
11、ressure Systems, Installation and Inspection of Colors Used In Government Procurement 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-18373B = 9999906 1858478 554 MI L- I - 1 837 3B( AS 1 STANDARDS - Continued O MI LI TARY MIL-STD-765 MIL-STD
12、-1247 MIL-STD-1353 MS26556 MS28028 MS28042 MS28112 MS33549 MS33558 MS3 3572 MS33620 MS33632 MS33638 MS33639 Compass Swinging, Aircraft, General Requirements for Markings, Functions, and Hazard Designations of Hose, Pipe and Tube Lines for Aircraft Missiles, and Space Systems Electrical Connectors, P
13、lug in Sockets and Associated Hardware, Selection and Use of Case, Flight Report Holder and Map Thermometer Self-Indicating, Bimetal 1 ic C1 amp, I ns trumen t Mount i ng , Ai rcraf t Instrument, Basic Standard Arrangement for Fixed Wing Aircraft Case, Instrument, 2-314 Dial, with Sump, Standard Dim
14、ensions for Numerals and Letters, Aircraft Instrument Dial, Standard Form of Instrument, Pilot, Flight, Basic, Standard Arrangement for Helicopters Chart, Hose Selection Wiring Diagram-Two-Pole Tachometer Generator and Percent RPM Tachometer Indicator Cases, Instrument, Flange Mounted, Aircraft Case
15、s, Instrument, Clamp-Mounted, Aircraft AIR FORCE - NAVY AERONAUTICAL AND1 0405 Instrument Board-Instal lation of Vi bration Insulated A ND 2 0005 Drive-Type XV Engine Accessory (Unless otherwise indicated, copies of federal and military specifications, standards, and handbooks are available from DOD
16、SSP - Customer Service, Standardization Documents Order Desk, 700 Robbins Avenue, Building 40, Philadelphia, PA 19111-5094.) 2.1.2 Other Government documents, drawings, and publications. The following other Government documents, drawings, and publications form a part of this specification to the ext
17、ent specified herein. Unless otherwise specified, the issues are those cited in the solicitation. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-18373B 9999706 1858499 490 MI L- I - 1 8 373B ( AS ) PU BL I CATIONS NAVAL AIR SYSTEMS COMMAND S
18、D-24 General Specification for the Design and Construction of Aircraft Weapons System (Copies are available from DODSSP - Customer Service, Standardization Documents Order Desk, 700 Robbins Avenue, Building 40, Philadelphia, PA 19111-5094.) 2.2 Non-Government publications. The following document(s f
19、orm 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 Unless otherwise specified, the issues of are the issues of the documents cited in the DODISS cited in the solicitation. docu
20、ments not listed in the DODISS solicitation (see 6.2b). SOCIETY OF AUTOMOTIVE ENGINEERS AIR 46A The Preparat on and Use of Chromel-Alumel Thermocouples for Aircraft Gas Turbine Engines ARP 426 Compass System Installations (Applications for copies should be addressed to the Society of Automotive Engi
21、neers, Inc., 400 Commonwealth Drive, Warrendale, PA 15096.) (Non-Government standards and other publications are normally available from the organizations that prepare or distribute the documents. These documents also may be available in or through libraries or other informational services.) 2.3 Ord
22、er of precedence. In the event of a conflict between the text of this specification and the references cited herein, (except for related associated detail specifications, specification sheets or MS standards) the text of this document takes precedence. Nothing in thi s document, however, supersedes
23、applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Modifications, deviations and revisions. Modifications to, or deviations from, the requirements of this specification wi 11 be permitted only when specifically included in the detail specification for
24、the aircraft involved, or when specifically approved by the acquiring activity in writing. 3.2 Instruments to be installed. The instruments to be installed in a given model aircraft, including instruments to be furni shed for test purposes, shall be specified in the aircraft detail specification. 3.
25、3 Instruments arrangement. The basic flight instruments shall be arranged in accordance with MS28112 or MS33572, as applicable. The directional indicator shall be installed near the centerline of the pilots and the Co-pilots panels. Functionally related instruments shall be grouped together as panel
26、 space permits. The instrument arrangement shall be subjected to the approval of the acquiring activity. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-18373B = 9999906 1858500 T32 = 3.4 Government-furnished equipment. Specified equipment fo
27、r new construction Naval aircraft shall be Government selected and furnished in accordance with the aircraft detail specification. 3.4.1 Outline dimensions. The outline dimensions for Government-furnished equipment shall be in accordance with the aircraft detail specification. 3.4.2 Equipment weight
28、s. The weight of each item of Government-furnished equipment shall be as specified in the aircraft detail specification. 3.4.3 Equipment modification . Government-furnished equipment shall not be modified or reworked in any manner without the specific approval of the acquiring activity. 3.5 Contract
29、or-furnished equipment. Unless otherwise specified, all mounting hardware, supports, panels or mounts, all electrical connector plugs, and fluid connection fittings for instruments and all hose, tubing, wiring, or conduit connected to or necessary for installation of equipment shall be furnished by
30、the contractor and shall be in accordance with specifications as stated herein. If the contractor selects equipment which is peculiar to a given model aircraft, the equipment shall conform with acquiring activity design specifications and, at least six months in advance of the delivery of the first
31、equipment, there shall be a proposed installation of the equipment (see 6.3). The proposal shall include installation drawings of the equipment, the instrument manufacturers name and part number of each item of equipment, the location and quantity per aircraft of each item of equipment, and the deli
32、very schedule for the equipment. If acceptable, the contractor will procure and furnish the equipment so selected. 3.5.1 Pointer and dial markings. The pointer and dial markings of instruments furnished by the contractor shall be durable, lusterless white color number 37875 of FED-STDL595 with a bac
33、kground of durable, lusterless black color number 37038 of FED-STD-595. There shall be a sketch of the proposed dial design, including detai 1s of marking, whenever instruments are furnished by the contractor. The form of the numerals and letter shall be in accordance with MS33558. Instrument cases
34、shall be in accordance with MS33549, MS33638, or MS33639. The clamps for clamp-mounted instruments shall be in accordance with MS28042. 3.6 Handling of instruments. Due attention shall be given to the delic.ate nature of aircraft instruments in the storage, handling, and use thereof. 3.7 Instruments
35、 and instrument boards. Instruments and instrument boards shall be installed in accordance with the requirements of AND10405 and in accordance with the requirements of this specification. Vibration isolators shall be provided by the contractor. 3.7.1 Instrument boards. Instrument boards shall be of
36、nonmagnetic electrically conducting material and shall be bonded in accordance with MI L-8-5087. 3.8 Instrument mounting in panel or board. All panel mounted instruments shall be mounted with the case lugs or mounting ring against the front of the panel so that the instrument shall be installed and
37、removed from the front panel. 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-L373B 9999906 L8550L 979 3.8.1 Flange-mounted instruments. For flange-mounted instruments, 6-32 UNC self locking plate nuts conforming to MIL-N-25027 shall be insta
38、lled on the rear of the panel for each instrument. The plate nuts shall be installed by welding or by the use of flush type rivets to leave the front of the panel smooth and free of surface obstructions. For clamp-mounted instruments, the clamps shall be in accordance with MIL-C-6818 and shall be in
39、stalled in accordance with MIL-C-6390. Round-head brass mounting screws having a durable, lusterless black, oxidized nickel finish shall be provided for each instrument. 3.8.2 Instrument installation. Each instrument shall be installed and supplied with long electric wiring or conducting tubing to p
40、ermit the instrument to be pulled out of the panel to expose the connection for assembly or disassembly purposes at the front of the panel. Means shall be provided to prevent fouling or objectionable interference of slack wiring or tubing when the instrument is installed in the panel. 3.9 Instrument
41、 range markers. Instrument range markers shall consist of white arcs to indicate normal operating ranges and red strips to indicate minimum and maximum limits. 3.10 Instrument lighting. Instrument lighting shall be as specified in the aircraft detail specification. 3.11 Instrument power requirements
42、. Electrical power requirements for instruments are subject to the approval of the acquiring activity. Unless otherwise specified, inverters and al ternators of acceptable capacity and type are Government-furnished to supply all alternating-current-operated instruments. 3.11.1 Circuit protective dev
43、ices. Circuit protective devices shall be installed as specified in MIL-E-7080. 3.12 Electric and fluid connections. 3.12.1 Hose, tubing, wirinq, or conduit. Hose, tubing, wiring, or conduit connected to shock-mounted or vibration-insulated instrument indicators, transmitters, or components shall be
44、 of an approved flexible type. 3.12.2 Electrical wiring. Electrical equipment shall be wired in accordance with MIL-W-5088 and MIL-E-7080. 3.12.2.1 Electrical wire. Electrical wiring used in the installation of equipment shall be in accordance with MIL-W-5088. 3.12.2.2 Electrical connector plugs. Un
45、less otherwise specified, all mating electrical connector plugs for equipment shall conform to MIL-STD-1353. 3.12.2.3 Flexible conduit. Flexible conduit used in the installation of equipment shall be in accordance with MIL-C-6136. 3.12.3 Instrument fluid line tubing. Unless otherwise required, instr
46、ument fluid line tubing shall be 114 inch outer diameter aKd shall be selected and installed in accordance with MIL-H-5440 or MIL-H-8891, as applicable. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-18373B = 9999906 I1858502 805 3.12.3.1 In
47、strument fluid line identification. Instrument fluid lines shall be identified in accordance with MIL-STD-1247. 3.12.3.2 Threads. All instrument connections shall have straight threads conforming to MIL-S-7742 unless otherwise specified by the acquiring activity. 3.13 Pitot-static systems. Pitot-sta
48、tic tubes, pitut tubes, and flush static ports shall be installed in accordance with MIL-P-26292. 3.14 Correction cards and card holders. Correction cards with card holders shall be provided for recording al timeter and airspeed indicator corrections and compass residual deviations. Correction cards
49、 shall be mounted close to the instruments they serve. However, the instrument arrangement shall not be compromised by complying with this requirement. 3.15 Automatic flight control (AFC) and stabilization systems. These systems serve to stabilize and control aircraft throughout various maneuvers as selected or directed by the human pilot or other control means. The variety of maneuvers which can be performed depends on the type of equipment installed. 3.15.1
