NSN 2920-00-404-6984 IPD1S1420, 1105156, 1S1420
Product Details | ENGINE ACCESSORY GENERATOR
2920-00-404-6984 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.20229200048Engine Electrical System Components, Nonaircraft29250058Engine Electrical System Components, Aircraft Prime Moving
Part Alternates: IPD1S1420, 1105156, 1S1420, 2920-00-404-6984, 00-404-6984, 2920004046984, 004046984
Engine Accessories | Engine Electrical System Components, Nonaircraft
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | 06 AUG 1969 | 00-404-6984 | 17311 ( GENERATOR, ENGINE ACCESSORY ) |
Drawings & Photos | NSN 2920-00-404-6984
Demand History | NSN 2920-00-404-6984
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 2920-00-404-6984 | 2023-10-299 | 1 | US |
Cross Reference | NSN 2920-00-404-6984
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Technical Data | NSN 2920-00-404-6984
| Characteristic | Specifications |
|---|---|
| VOLTAGE IN VOLTS | 12.0 |
| MAXIMUM OUTPUT CURRENT RATING IN AMPS | 24.0 |
| MAXIMUM RATED ARMATURE SPEED IN RPM | NOT RATED |
| ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT | 1760 |
| GROUNDING METHOD | EXTERNAL |
| GROUND POLARITY TYPE | NEGATIVE OR POSITIVE |
| SHAFT ROTATION DIRECTION | COUNTERCLOCKWISE |
| MOUNTING STYLE | 9 FLANGE MTD W/THREE MTG HOLES |
| PILOT DIAMETER | 3.247 INCHES MINIMUM AND 3.249 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH | 3.605 INCHES MINIMUM AND 3.645 INCHES MAXIMUM |
| PILOT HEIGHT | 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER | 3.052 INCHES MINIMUM AND 3.072 INCHES MAXIMUM |
| TOP MOUNTING HOLE DIAMETER | 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM |
| BOTTOM MOUNTING HOLE DIAMETER | 0.467 INCHES MINIMUM AND 0.477 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN TOP MOUNTING SLOT AND BOTTOM MOUNTING HOLE | 5.865 INCHES MINIMUM AND 5.885 INCHES MAXIMUM |
| SHAFT DRIVE END STYLE | 1 STRAIGHT SHAFT END, THREADED, W/KEYWAY |
| THREAD LENGTH | 0.650 INCHES NOMINAL |
| SECOND STEP DIAMETER | 0.7491 INCHES MINIMUM AND 0.7496 INCHES MAXIMUM |
| KEYWAY WIDTH | 0.156 INCHES NOMINAL |
| UNTHREADED PORTION LENGTH | 1.320 INCHES NOMINAL |
| KEYWAY LENGTH | 0.750 INCHES NOMINAL |
| DISTANCE FROM END TO KEYWAY CENTER | 1.312 INCHES NOMINAL |
| THREAD SERIES | UNF |
| THREAD DIAMETER | 0.500 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| SUBMERSIBILITY | NONSUBMERSIBLE |
| MAXIMUM OPERATING ALTITUDE RATING | NOT RATED |
| FURNISHED ITEMS | COOLING FAN AND FAN SHROUD AND OIL DEFLECTOR AND WOODRUFF KEY |
| III FSC APPLICATION DATA | ENGINE ELECTRICAL SYSTEM,NONAIRCRAFT |
| MANUFACTURERS CODE | 16764 |
| DESIGN CONTROL REFERENCE | 1105156 |
Restrictions/Controls & Freight Information | NSN 2920-00-404-6984
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 062120 | GENERATORS/MOTORS/PARTS NOI |
| Less than car load rating | Q | 70 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 590 | unknown |
| Originating Activity Code | AJ | U.S. Army Soldier's Biological and Chemical Command Natick, MA 01760 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | H | Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |