NSN 2920-00-391-2989 · NIIN 003912989 · FSC 2920
NO DASHES 2920003912989
In Stock
GENERATOR,ENGINE ACCESSORY
Engine Electrical System Components, Nonaircraft
Technical characteristics
36 rows
Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.
| MRC | Requirement | Value |
|---|---|---|
| AXHX | GROUND POLARITY TYPE | NEGATIVE |
| AHZV | SUBMERSIBILITY | NONSUBMERSIBLE |
| BCMF | DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET | INCHES MINIMUM 8.103 AND INCHES MAXIMUM 8.197 |
| BCMB | ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG | 180.0 |
| ADER | MOUNTING STYLE | |
| ABFF | FURNISHED ITEMS | RADIO INTERFERENCE SHIELDING AND WOODRUFF KEY |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | INCHES NOMINAL 0.720 |
| BCGN | GROUNDING METHOD | INTERNAL |
| BCGS | SHAFT DRIVE END STYLE | |
| ADZC | ENVIRONMENTAL PROTECTION | DUSTPROOF AND CORROSION RESISTANT AND FUNGUS RESISTANT |
| AFYS | KEYWAY LENGTH | INCHES NOMINAL 0.625 |
| AWDP | THREAD DIAMETER | INCHES NOMINAL 0.500 |
| BCMC | ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG | 159.0 |
| BCMD | DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET | INCHES MINIMUM 7.243 AND INCHES MAXIMUM 7.257 |
| ABPT | SECOND STEP DIAMETER | INCHES MINIMUM 0.668 AND INCHES MAXIMUM 0.669 |
| AKCT | SHAFT ROTATION DIRECTION | CLOCKWISE |
| ANTX | DISTANCE FROM END TO KEYWAY CENTER | INCHES MINIMUM 1.330 AND INCHES MAXIMUM 1.390 |
| BCLY | DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER | INCHES NOMINAL 3.875 |
| BCLZ | DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER | INCHES NOMINAL 3.500 |
| CMLL | MOUNTING HOLE THREAD DIAMETER | INCHES NOMINAL 0.375 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | CLASS B AND GRADE 2 AND GROUP B |
| BCMH | BOTTOM MOUNTING HOLE DIAMETER | INCHES MINIMUM 0.447 AND INCHES MAXIMUM 0.459 |
| BCND | MAXIMUM RATED ARMATURE SPEED IN RPM | 4000 |
| BZRR | THREAD SERIES | UNF |
| CFHL | THREAD CLASS | 2A |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| CMLM | MOUNTING HOLE THREAD QUANTITY PER INCH | 16 |
| CMLN | MOUNTING HOLE THREAD CLASS | 2B |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| ELEC | VOLTAGE IN VOLTS | 28.0 |
| TEST | TEST DATA DOCUMENT | 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.). 81349--IL-G-12604 |
| ABRR | KEYWAY WIDTH | INCHES NOMINAL 0.125 |
| ABVA | UNTHREADED PORTION LENGTH | INCHES MINIMUM 1.280 AND INCHES MAXIMUM 1.340 |
| BCGD | ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT | 1950 |
| BCGF | MAXIMUM OUTPUT CURRENT RATING IN AMPS | 18.0 |
Supersedes
This item replaces cancelled NIINs 003026512 · 006067256 · 006034788 · 006034440 · 007597380 · 007879939 · 009305816 · 009834323 · 009889552. An older drawing citing one of those numbers resolves here.