MIL-HDBK-274 Electrical Grounding For Aircraft SafetyThis handbook has been prepared to provide U.S. Navy and Marine Corps aircraft maintenance and operations personnel with the background and technical details of the different types of aircraft grounds and how they are applied. In addition, this handbook provides background information for aircraft grounding, static electricity theory and how it affects aircraft, and techniques used for measurement of grounding points. This handbook is intended for use by all U.S. Navy and Marine Corps aircraft maintenance and operations personnel for the purposes of ensuring that aircraft are properly and safely grounded. This handbook is for guidance only and cannot be cited as a requirement.

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MIL-HDBK-274A

Hz                  -     Hertz

IAW               -     In accordance with

IEEE              -     Institute of Electrical and Electronics Engineers

J                     -     joule

JSC                -     Joint Spectrum Center kA                  -     kiloampere

kV                  -     kilivolt

kV/m              -     kilovolt per meter ln                    -     Natural logarithm mA                 -     milliampere

mn                 -     milliohm mV        -     millivolt Mn                -     Megohm

MATCALS          Marine Air Traffic Control and Landing System

MIM              -     Maintenance Instruction Manual

MV                -     Megavolt

NATEC         -     Naval Air Technical Data and Engineering Service Command

NATO            -     North Atlantic Treaty Organization

NATOPS       -     Naval Air Training and Operating Procedures Standardization

NAVAIR       -     Naval Air Systems Command NAVFAC      -     Naval Facilities Engineering Command NAVSEA       -     Naval Sea Systems Command

NFPA            -     National Fire Protection Association

NRL               -     Naval Research Laboratory

NSN               -     National Stock Number

P-Static          -     Precipitation Static

P/N                 -     Part number pF                   -     Picofarad

Q                    -     Electric charge in Coulombs

RF                  -     Radio frequency

UFC               -     Unified Facilities Criteria

V                    -     Volt

VAC              -     Voltage - Alternating Current VDC              -     Voltage - Direct Current VOM             -     Volt-Ohm-Meter

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