NSN 5985-01-323-4931 MA149, MA-149, 6274811
Product Details | VARIABLE ATTENUATOR
5985-01-323-4931 A device for reducing the strength of an alternating current signal either continuously or in steps, without causing appreciable signal distortion, by maintaining substantially constant output and/or input impedance match. Continuously variable resistive devices must consist of at least two sections or one section with at least two rotating contacts. The item must have an overall attenuation rating. Includes tandem mounted variable resistors designed to function as an attenuator but whose terminals are not connected. See also RESISTOR, VAIABLE (as modified).
Part Alternates: MA149, MA-149, 6274811, 627481-1, 5985-01-323-4931, 01-323-4931, 5985013234931, 013234931
Electrical and Electronic Equipment Components | Antennas, Waveguides, and Related Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | 28 JUL 1990 | 01-323-4931 | 00838 ( ATTENUATOR, VARIABLE ) |
Drawings & Photos | NSN 5985-01-323-4931
Demand History | NSN 5985-01-323-4931
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 5985-01-323-4931 | 2013-11-321 | 2 | DIBBS |
| 5985-01-323-4931 | 2013-06-164 | 3 | DIBBS |
| 5985-01-323-4931 | 2012-11-309 | 1 | DIBBS |
| 5985-01-323-4931 | 2012-08-222 | 1 | DIBBS |
| 5985-01-323-4931 | 2010-02-55 | 2 | DIBBS |
| 5985-01-323-4931 | 2008-01-18 | 2 | DIBBS |
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Related Products | NSN 5985-01-323-4931
Technical Data | NSN 5985-01-323-4931
| Characteristic | Specifications |
|---|---|
| APPLICATION DESIGN | PRINTED CIRCUIT BOARD |
| FREQUENCY RANGE | 360.000 HERTZ MINIMUM AND 440.000 HERTZ MAXIMUM |
| ATTENUATION VARIATION METHOD | STEPPED |
| STEP POSITION QUANTITY | 5 |
| BODY STYLE | 41A IRREGULAR |
| OVERALL LENGTH | 2.130 INCHES MAXIMUM |
| OVERALL HEIGHT | 1.000 INCHES NOMINAL |
| OVERALL WIDTH | 1.500 INCHES MAXIMUM |
| TERMINAL TYPE AND QUANTITY | 5 TAB, SOLDER LUG |
| MOUNTING FACILITY TYPE AND QUANTITY | 2 THREADED HOLE |
| MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER | 0.112 INCHES |
| MOUNTING THREAD QUANTITY | 40 PER INCH |
| MOUNTING FACILITY PATTERN | TWO POSITION DIAGONAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 1.120 INCHES MINIMUM AND 1.140 INCHES MAXIMUM |
| SPECIAL FEATURES | THIS DEVICE REQUIRES SPECIAL HANDLING AND PROCESSING TO PREVENT DAMAGE FROM ELECTROSTATIC DISCHARGE TRANSIENTS |
| TEST DATA DOCUMENT | 81349-MIL-STD-202 STANDARD |
| CRITICALITY CODE JUSTIFICATION | FEAT |
Restrictions/Controls & Freight Information | NSN 5985-01-323-4931
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | P | There is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Electro-static Discharge Susceptible: | B | ESD sensitivity |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | Y | The item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 061700 | ELEC APPLIANCES/INSTRUMENTS NOI |
| Less than car load rating | ||
| Less than truck load rating | J | 100.2 |
| Water commodity Code | 658 | unknown |
| Originating Activity Code | TX | Defense Supply Center Columbus Columbus, OH 43218 |
| 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 5985-01-323-4931
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 |