2920-00-391-2988 GENERATOR,ENGINE ACCESSORY Index 2920-00-391-2999 STATOR,ENGINE GENERATOR

National Stock Number:
2920-00-391-2989

Federal Supply Class:
2920

National Item Identification Number:
003912989

Description:
GENERATOR,ENGINE ACCESSORY

Detail:
A generator primarily designed to be mounted on an internal combustion engine, and to be driven by the engine to keep the battery in a charged condition. May also supply current for the engine ignition system and/or electrical equipment which is connected to the battery circuit. Includes alternating current generators designed for use with a rectifier. Excludes the major generator of GENERATING SETS. For generators specifically designed for aircraft use and not mounted on the engine, see GENERATOR, DIRECT CURRENT.


Manufacturer Information:
110597016764GENERAL MOTORS CORP DELCO REMY DIV
11059701LW55BORGWARNER PDS (ANDERSON), L.L.C.
110599316764GENERAL MOTORS CORP DELCO REMY DIV
110599324617GENERAL MOTORS CORP
110597024617GENERAL MOTORS CORP
110599361928GENERAL MOTORS CORP AC-DELCO DIV GOVERNMENT ORDER DEPT
250202DS28265HERCULES ENGINE CO INC
250651C28265HERCULES ENGINE CO INC
53601DS28265HERCULES ENGINE CO INC
53601DS29510KOMATSU AMERICAN INTL CO
202173A30076HYSTER-YALE GROUP, INC.
1460650309JOHN REINER & CO. INC.
1M7351A93343WHITE FARM EQUIPMENT CO SUB OF TIC INVESTMENT CORP
3286296046CRANE PUMPS & SYSTEMS PFT CORP
55936107464BADGER FIRE PROTECTION INC
F218M50014351TELEDYNE CONTINENTAL MOTORS INDUSTRIAL PRODUCTS DIV TELEDYNE INDUSTRIES INC SUB OF TELEDYNE INC
53601DS44369O K MACHINERY DIV OF MOTTER JOHN C PRINTING PRESS CO
MTRC0U240053496SCHRAMM, INC.
MS13823-196906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG180.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG159.0
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT1950
BOTTOM MOUNTING HOLE DIAMETER0.447 INCHES MINIMUM AND 0.459 INCHES MAXIMUM
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET7.243 INCHES MINIMUM AND 7.257 INCHES MAXIMUM
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET8.103 INCHES MINIMUM AND 8.197 INCHES MAXIMUM
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER3.875 INCHES NOMINAL
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER3.500 INCHES NOMINAL
DISTANCE FROM END TO KEYWAY CENTER1.330 INCHES MINIMUM AND 1.390 INCHES MAXIMUM
FURNISHED ITEMSRADIO INTERFERENCE SHIELDING AND WOODRUFF KEY
ENVIRONMENTAL PROTECTIONDUSTPROOF AND CORROSION RESISTANT AND FUNGUS RESISTANT
GROUND POLARITY TYPENEGATIVE
GROUNDING METHODINTERNAL
KEYWAY LENGTH0.625 INCHES NOMINAL
KEYWAY WIDTH0.125 INCHES NOMINAL
MAXIMUM OUTPUT CURRENT RATING IN AMPS18.0
MAXIMUM RATED ARMATURE SPEED IN RPM4000
MOUNTING HOLE THREAD CLASS2B
MOUNTING HOLE THREAD DIAMETER0.375 INCHES NOMINAL
MOUNTING HOLE THREAD DIRECTIONRIGHT-HAND
MOUNTING HOLE THREAD QUANTITY PER INCH16
MOUNTING HOLE THREAD SERIES DESIGNATORUNC
MOUNTING STYLEBRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED
NONDEFINITIVE SPEC/STD DATAB CLASS AND 2 GRADE AND B GROUP
SECOND STEP DIAMETER0.668 INCHES MINIMUM AND 0.669 INCHES MAXIMUM
SHAFT DRIVE END STYLESTRAIGHT SHAFT END, THREADED, W/KEYWAY
SHAFT ROTATION DIRECTIONCLOCKWISE
SUBMERSIBILITYNONSUBMERSIBLE
TEST DATA DOCUMENT81349-MIL-G-12604 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
THREAD CLASS2A
THREAD DIAMETER0.500 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.720 INCHES NOMINAL
THREAD SERIESUNF
THREAD QUANTITY PER INCH20
UNTHREADED PORTION LENGTH1.280 INCHES MINIMUM AND 1.340 INCHES MAXIMUM
VOLTAGE IN VOLTS28.0


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