NSN 6680-00-757-5344 SB740A7, SB-740A-7, 0113641
Product Details | TACHOMETER GENERATOR
6680-00-757-5344 A generator consisting of a series of mounted coils surrounding a rotating permanent magnet or a permanent magnet and a rotating armature. The voltage output is directly proportional to the speed of rotation of the shaft. When used with an associated indicator, transmits such data as revolutions per minute, speed of travel, and the like. May also be used in servomechanism loops as a system stabilizer. Excludes rotary inverters, rotary converters, motor generators, dynamotors, generator sets, synchros, frequency or phase changers, and engine accessory generators.
Part Alternates: SB740A7, SB-740A-7, 0113641, 011364-1, 6680-00-757-5344, 00-757-5344, 6680007575344, 007575344
Instruments and Laboratory Equipment | Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | 01 JAN 1960 | 00-757-5344 | 20241 ( GENERATOR, TACHOMETER ) |
Demand History | NSN 6680-00-757-5344
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 6680-00-757-5344 | 2017-08-236 | 27 | DIBBS |
| 6680-00-757-5344 | 2013-06-153 | 5 | DIBBS |
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Technical Data | NSN 6680-00-757-5344
| Characteristic | Specifications |
|---|---|
| OVERALL LENGTH | 2.544 INCHES |
| OVERALL WIDTH | 1.188 INCHES |
| OVERALL HEIGHT | 1.187 INCHES |
| LENGTH OF SHAFT FROM HOUSING | 0.567 INCHES SINGLE END |
| MOUNTING METHOD | FLANGE |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| MOUNTING FACILITY CIRCLE DIAMETER | 1.325 INCHES |
| CONNECTION TYPE AND VOLTAGE RATING IN VOLTS | 31.0 LINE TO NEUTRAL SINGLE OUTPUT |
| TERMINAL TYPE AND QUANTITY | 2 SOLDER LUG |
| CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS | 2.6 DC |
| CALIBRATION SPEED IN RPM | 1000.0 |
| SHAFT ROTATION DIRECTION | CLOCKWISE OR COUNTERCLOCKWISE SINGLE END |
| SHAFT END CHARACTERISTIC | A1 SINGLE STYLE SINGLE END |
| SHAFT DIAMETER | 0.119 INCHES MINIMUM AND 0.120 INCHES MAXIMUM SINGLE END |
| MANUFACTURERS CODE | 83555 |
| DESIGN CONTROL REFERENCE | SB-740A-7 |
Restrictions/Controls & Freight Information | NSN 6680-00-757-5344
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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.) |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| 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 | 177220 | SPEED INDICATORS/HEADS/ODOMETERS |
| Less than car load rating | ||
| Less than truck load rating | J | 100.2 |
| Water commodity Code | 653 | 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 |
Management | NSN 6680-00-757-5344
Air Force
Navy| Category | Code | Description |
|---|---|---|
| Budget Code | 9 | General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors. |
| Price Validation | N | The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
|
| Fund Code | SF | Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point. |
| Materiel Management Aggregation Code | SX | SX:AF SICA RESIDUAL MMAC-OC-ALC |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DF | Department of the Air Force |
| Service Organization | F | U.S. Air Force |
| Reparability | N | Stock Fund (except Munitions) |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |