NSN 6105-00-857-2920 MG-31, AT9-A, U204103
Product Details | MOTOR-TACHOMETER GENERATOR
6105-00-857-2920 An item which is an electrical rotating machine combining both control motor and tachometer generator action. The control motor and tachometer generator may be contained in the same or separate housings. It is designed for servo application where instant response to input signal is essential. It is generally used in circuits where the output potential from the tachometer generator is fed back to prevent excessive oscillation and for assuring high stability in a servo loop. Excludes DYNAMOTOR; and MOTOR-GENERATOR.
Part Alternates: MG-31, AT9-A, U204103, MG31, AT9A, 20881871, 2088187-1, 6105-00-857-2920, 00-857-2920, 6105008572920, 008572920
Electric Wire, and Power and Distribution Equipment | Motors, Electrical
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 61 | 01 JAN 1962 | 00-857-2920 | 28454 ( MOTOR-TACHOMETER GENERATOR ) |
Demand History | NSN 6105-00-857-2920
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 2088187-1 | 2025-10-286 | 2 | DIBBS |
| AT9-A | 2025-10-286 | 2 | DIBBS |
| U204103 | 2025-10-286 | 2 | DIBBS |
| 6105-00-857-2920 | 2016-03-78 | 1 | DIBBS |
| 6105-00-857-2920 | 2016-03-71 | 1 | DIBBS |
| 6105-00-857-2920 | 2016-03-67 | 1 | DIBBS |
| 6105-00-857-2920 | 2016-02-60 | 1 | DIBBS |
| 6105-00-857-2920 | 2013-04-116 | 1 | DIBBS |
| 6105-00-857-2920 | 2011-10-301 | 2 | DIBBS |
| 6105-00-857-2920 | 2011-07-190 | 2 | DIBBS |
| 6105-00-857-2920 | 2010-09-246 | 3 | DIBBS |
| 6105-00-857-2920 | 2009-04-105 | 2 | DIBBS |
| 6105-00-857-2920 | 2009-01-02 | 3 | DIBBS |
| 6105-00-857-2920 | 2008-09-246 | 7 | DIBBS |
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Restrictions/Controls & Freight Information | NSN 6105-00-857-2920
| 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| 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 | 062120 | GENERATORS/MOTORS/PARTS NOI |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 593 | 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 6105-00-857-2920
Navy| 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 |