NSN 6680-00-445-1246 TG255002, TG255-002, 2CM9AAH4
Product Details | TACHOMETER GENERATOR
6680-00-445-1246 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: TG255002, TG255-002, 2CM9AAH4, 2CM9AAH-4, 332C218P2, 6680-00-445-1246, 00-445-1246, 6680004451246, 004451246
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 | 20 MAY 1974 | 00-445-1246 | 20241 ( GENERATOR, TACHOMETER ) |
Demand History | NSN 6680-00-445-1246
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 2CM9AAH-4 | 2021-10-287 | 16 | DIBBS |
| 2CM9AAH-4 | 2020-10-281 | 13 | DIBBS |
| 2CM9AAH-4 | 2020-04-117 | 13 | DIBBS |
| 2CM9AAH-4 | 2019-05-141 | 43 | DIBBS |
| 2CM9AAH-4 | 2019-04-119 | 43 | DIBBS |
| 6680-00-445-1246 | 2017-12-338 | 47 | DIBBS |
| 6680-00-445-1246 | 2017-10-300 | 17 | DIBBS |
| 6680-00-445-1246 | 2017-10-275 | 17 | DIBBS |
| 6680-00-445-1246 | 2017-07-208 | 17 | DIBBS |
| 6680-00-445-1246 | 2017-07-198 | 14 | DIBBS |
| TG255002 | 2013-12-336 | 1 | Hong Kong |
| TG255002 | 2009-10-280 | 4 | South Korea |
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Related Products | NSN 6680-00-445-1246
Technical Data | NSN 6680-00-445-1246
| Characteristic | Specifications |
|---|---|
| OVERALL LENGTH | 4.095 INCHES |
| OVERALL WIDTH | 2.442 INCHES |
| LENGTH OF SHAFT FROM HOUSING | 0.431 INCHES SINGLE END |
| MOUNTING METHOD | FLANGE |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| NOMINAL CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.861 INCHES |
| NOMINAL CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.861 INCHES |
| CURRENT TYPE | AC INPUT |
| SHAFT ROTATION DIRECTION | CLOCKWISE OR COUNTERCLOCKWISE SINGLE END |
Restrictions/Controls & Freight Information | NSN 6680-00-445-1246
| 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: | Q | Strategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.” |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 | 177220 | SPEED INDICATORS/HEADS/ODOMETERS |
| Less than car load rating | ||
| Less than truck load rating | J | 100.2 |
| Water commodity Code | 657 | unknown |
| Originating Activity Code | ZG | Germany ZH ZJ |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| 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 6680-00-445-1246
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 | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| 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 | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |