NSN 6625-00-253-5122 304D, 00-253-5122, 002535122
Product Details | FREQUENCY STANDARD
6625-00-253-5122 An item that can generate a fundamental frequency with a high degree of accuracy. Harmonics of this fundamental are then used as a reference point for checking throughout the radio spectrum. The standard may be stable crystal oscillator, noncrystal oscillator, tuning fork, atomic beam, molecular beam, gas cell, quantum mechanical resonator, or the like.
Part Alternates: 304D, 6625-00-253-5122, 00-253-5122, 6625002535122, 002535122
Instruments and Laboratory Equipment | Electrical and Electronic Properties Measuring and Testing Instruments
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | 18 JUN 1973 | 00-253-5122 | 42641 ( FREQUENCY STANDARD ) |
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Technical Data | NSN 6625-00-253-5122
| Characteristic | Specifications |
|---|---|
| AC VOLTAGE RATING | 103.0 VOLTS MINIMUM AND 130.0 VOLTS MAXIMUM AND 206.0 VOLTS MINIMUM AND 260.0 VOLTS MAXIMUM |
| FREQUENCY RATING | 50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM |
| DC VOLTAGE RATING | 23.0 VOLTS MINIMUM AND 32.0 VOLTS MAXIMUM |
| OVERALL WIDTH | 19.000 INCHES NOMINAL |
| OVERALL HEIGHT | 5.250 INCHES NOMINAL |
| OVERALL DEPTH | 17.250 INCHES NOMINAL |
| RECORDING DEVICE ACCOMMODATION | NOT PROVIDED |
| SPECIAL FEATURES | NHAPN CT190488-06 |
| III END ITEM IDENTIFICATION | ELECTRONIC TEST EQUIPMENT |
| III SUPPLEMENTARY FEATURES | RUBIDIUM FREQUENCY STANDARD |
| III REFERENCE DATA AND LITERATURE | T.O.31S1-2GKC1-1 AND T.O.33A1-5-340-11 |
| MANUFACTURERS CODE | 63409 |
| DESIGN CONTROL REFERENCE | 304D |
Restrictions/Controls & Freight Information | NSN 6625-00-253-5122
| Category | Code | Description |
|---|---|---|
| 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. |
| 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. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| NMF Description | 061700 | ELEC APPLIANCES/INSTRUMENTS NOI |
| Less than car load rating | P | 77.5 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 72D | unknown |
| Originating Activity Code | SE | San Antonio Air Logistics Center Kelly AFB, TX 78241-5000 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | ||
| Air Special Handling | Q | Extremely fragile items including delicate instruments. |
| Special Handling Code | Q | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |