| Item Name | Generator Engine Accessory |
| Federal Supply Group (FSG) | Engine Accessories |
| Federal Supply Class (FSC) | 2920 Engine Electrical System Components Nonaircraft |
| National Item Identification Number (NIIN) | 00-439-2872 (004392872) |
| NCB Code | USA (00) |
| Manufacturer | C E Niehoff And Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.828 INCHES NOMINAL |
| ABFF | FURNISHED ITEMS | RADIO INTERFERENCE SHIELDING |
| ABPT | SECOND STEP DIAMETER | 0.780 INCHES NOMINAL |
| ABRR | KEYWAY WIDTH | 0.186 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| ABVA | UNTHREADED PORTION LENGTH | 1.297 INCHES NOMINAL |
| ACJC | MOUNTING HOLE THREAD DIRECTION | RIGHT-HAND |
| ADER | MOUNTING STYLE | BRACKET MTD W/THREE MTG HOLES,TOP HOLE THREADED |
| ADZC | ENVIRONMENTAL PROTECTION | CORROSION RESISTANT AND FUNGUS RESISTANT |
| AHZV | SUBMERSIBILITY | SUBMERSIBLE |
| AKAE | MAXIMUM OPERATING ALTITUDE RATING | 10000.0 FEET |
| AKCT | SHAFT ROTATION DIRECTION | CLOCKWISE |
| ANTX | DISTANCE FROM END TO KEYWAY CENTER | 1.062 INCHES NOMINAL |
| AWDP | THREAD DIAMETER | 0.750 INCHES NOMINAL |
| AXHX | GROUND POLARITY TYPE | NEGATIVE |
| BCGF | MAXIMUM OUTPUT CURRENT RATING IN AMPS | 230.0 |
| BCGN | GROUNDING METHOD | INTERNAL |
| BCGS | SHAFT DRIVE END STYLE | STRAIGHT SHAFT END,THREADED,W/KEYWAY |
| BCLY | DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER | 4.688 INCHES NOMINAL |
| BCLZ | DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER | 4.375 INCHES MINIMUM AND 4.875 INCHES MAXIMUM |
| BCMB | ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG | 170.0 |
| BCMC | ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG | 190.0 |
| BCMD | DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET | 6.125 INCHES NOMINAL |
| BCMF | DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET | 7.125 INCHES NOMINAL |
| BCMH | BOTTOM MOUNTING HOLE DIAMETER | 0.441 INCHES MINIMUM AND 0.461 INCHES MAXIMUM |
| BCND | MAXIMUM RATED ARMATURE SPEED IN RPM | 3000 |
| BZRR | THREAD SERIES | UNF |
| CFHL | THREAD CLASS | 2A |
| CMLK | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC |
| CMLL | MOUNTING HOLE THREAD DIAMETER | 0.375 INCHES NOMINAL |
| CMLM | MOUNTING HOLE THREAD QUANTITY PER INCH | 16 |
| CMLN | MOUNTING HOLE THREAD CLASS | 2B |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| ELEC | VOLTAGE IN VOLTS | 28.0 |
| Relevant Components for NSN - 2920-00-439-2872, 2920004392872 | ||||
| 2940-01-354-1451 (2940013541451) | 2920-00-315-1924 (2920003151924) | 2920-00-358-7736 (2920003587736) | 2990-01-261-2169 (2990012612169) | |
| 2990-01-436-1894 (2990014361894) | 2920-01-297-3546 (2920012973546) | 2910-00-569-3782 (2910005693782) | 2920-01-263-7174 (2920012637174) | |
| 2990-00-004-0749 (2990000040749) | 2920-01-699-7576 (2920016997576) | 2990-01-266-7602 (2990012667602) | 2995-01-105-1424 (2995011051424) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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