NSN 5955-00-998-5446 CR-18A/U2.987500MHZ, CR18AU2987500MHZ, MILC30983
Product Details | QUARTZ CRYSTAL UNIT
5955-00-998-5446 An item which consists of a quartz crystal resonator(s), suitably mounted in a HOLDER, QUARTZ CRYSTAL.
Part Alternates: CR-18A/U2.987500MHZ, CR18AU2987500MHZ, MILC30983, MILC3098-3, 5955-00-998-5446, 00-998-5446, 5955009985446, 009985446
Electrical and Electronic Equipment Components | Oscillators and Piezoelectric Crystals
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | 29 NOV 1967 | 00-998-5446 | 00196 ( CRYSTAL UNIT, QUARTZ ) |
Drawings & Photos | NSN 5955-00-998-5446
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Technical Data | NSN 5955-00-998-5446
| Characteristic | Specifications |
|---|---|
| MODE OF OSCILLATION | FUNDAMENTAL |
| CIRCUIT RESONANCE | ANTIRESONANCE |
| LOAD CAPACITANCE IN PICOFARADS | 31.5 MINIMUM AND 32.5 MAXIMUM |
| SHUNT CAPACITANCE IN PICOFARADS | 7.0 MAXIMUM |
| SPECIFIED FREQUENCY | 2.9875 MEGAHERTZ |
| FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT | -0.005 TO 0.005 |
| OPERATING TEMP RANGE | -55.0 TO 105.0 DEG CELSIUS |
| EQUIVALENT RESISTANCE VALUE IN OHMS | 150.0 NOMINAL |
| DRIVE LEVEL RATING | 8.0 MILLIWATTS MINIMUM AND 12.0 MILLIWATTS MAXIMUM |
| STYLE DESIGNATOR | 1 OVAL BODY, PIN TERMINALS |
| OVERALL LENGTH | 1.023 INCHES MAXIMUM |
| TERMINAL LENGTH | 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM |
| OVERALL WIDTH | 0.757 INCHES MAXIMUM |
| BODY LENGTH | 0.775 INCHES MAXIMUM |
| BODY WIDTH | 0.725 INCHES MAXIMUM |
| BODY THICKNESS | 0.317 INCHES MAXIMUM |
| OVERALL THICKNESS | 0.352 INCHES MAXIMUM |
| TERMINAL DIAMETER | 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN TERMINALS | 0.478 INCHES MINIMUM AND 0.494 INCHES MAXIMUM |
| HOLDER COVER MATERIAL | METAL |
| TEST DATA DOCUMENT | 81349-MILC3098 SPECIFICATION |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | CR-18A/U2.987500MHZ |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILC3098-3 |
Restrictions/Controls & Freight Information | NSN 5955-00-998-5446
| Category | Code | Description |
|---|---|---|
| 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. |
| 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 | 061700 | ELEC APPLIANCES/INSTRUMENTS NOI |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| 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 |