NSN 2920-00-640-7938 1119808, 00-640-7938, 006407938
Product Details | ELECTRICAL ENGINE STARTER RELAY-SOLENOID
2920-00-640-7938 An item having a moving plunger type core which travels parallel to the longitudinal axis of the coil(s), and which is primarily designed to perform the dual function of closing the circuit of a STARTER, ENGINE, ELECTRICAL and actuating the starter engaging mechanism. It must have provisions for attaching the mechanical linkage for actuating the engaging mechanism if the linkage is not included. May have provisions for manual actuation. Without contacts this item is known as a SOLENOID, ELECTRICAL. Without provisions for attaching mechanical linkage this item is known as a RELAY, ELECTROMAGNETIC. See also SWITCH, ENGINE STARTER, ELECTRICAL.20229200048Engine Electrical System Components, Nonaircraft29250058Engine Electrical System Components, Aircraft Prime Moving
Part Alternates: 1119808, 2920-00-640-7938, 00-640-7938, 2920006407938, 006407938
Engine Accessories | Engine Electrical System Components, Nonaircraft
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | 01 JAN 1963 | 00-640-7938 | 17084 ( RELAY-SOLENOID, ENGINE STARTER, ELECTRICAL ) |
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Technical Data | NSN 2920-00-640-7938
| Characteristic | Specifications |
|---|---|
| NOMINAL VOLTAGE RATING | 24.0 VOLTS |
| CLOSING VOLTAGE RATING | NOT RATED |
| OPENING VOLTAGE RATING | NOT RATED |
| PULL-IN CURRENT | 34.7 AMPERES MINIMUM AND 38.2 AMPERES MAXIMUM |
| HOLD-IN CURRENT | 6.0 AMPERES MINIMUM AND 6.9 AMPERES MAXIMUM |
| PLUNGER STROKE LENGTH | 0.750 INCHES NOMINAL |
| ENGAGING LINKAGE | NOT INCLUDED |
| ACCOMMODATED LINKAGE THREADED HOLE THREAD SIZE | 1/4-20 |
| CONTACT MANUAL CLOSING PROVISION | NOT INCLUDED |
| CONTROL TERMINAL QUANTITY | 2 |
| CONTROL TERMINAL TYPE | STUD |
| GROUNDED CONTROL TERMINAL | INCLUDED |
| MAIN TERMINAL QUANTITY | 2 |
| MAIN TERMINAL TYPE | STUD |
| MOTOR DIAMETER FOR WHICH RIGID MOUNT IS DESIGNED | 5.125 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 SLOT |
| MOUNTING SLOT LENGTH | 0.344 INCHES NOMINAL |
| MOUNTING SLOT WIDTH | 0.281 INCHES NOMINAL |
| MOUNTING FACILITY SPACING | 1.750 IN. C TO C 66 DEG APART ON 2.562 IN. RADIUS |
| SUBMERSIBILITY | NONSUBMERSIBLE |
| SPECIAL FEATURES | FUNGUS AND CORROSION RESISTANT |
| MANUFACTURERS CODE | 16764 |
| DESIGN CONTROL REFERENCE | 1119808 |
Restrictions/Controls & Freight Information | NSN 2920-00-640-7938
| 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: | B | Munitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.) |
| 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 | 061300 | CIRCUIT BREAKER/SWITCH NOI |
| Less than car load rating | P | 77.5 |
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 658 | unknown |
| Originating Activity Code | XX | |
| 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 |