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Technical Data Sheet
CS319B ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

SWITCH,RADIO FREQUENCY TRANSMISS. Key specifications include body_style: IRREGULAR, switch_type: TRANSFER, overall_width: 2.750 INCHES NOMINAL IN, overall_height: 1.875 INCHES NOMINAL IN, overall_length: 3.150 INCHES NOMINAL IN, switching_time: 20.0 MILLISECONDS MS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-815-3505, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
CS319B
NSN: 5985-00-815-3505
FSC: 5985
CAGE: 00471 — DOW-KEY MICROWAVE LLC (USA)
SPECIFICATIONS
body_styleIRREGULAR
switch_typeTRANSFER
overall_width2.750 INCHES NOMINAL IN
overall_height1.875 INCHES NOMINAL IN
overall_length3.150 INCHES NOMINAL IN
switching_time20.0 MILLISECONDS MS
frequency_rating1250.0 MEGAHERTZ NOMINAL SINGLE FREQUENCY OPERATING
connector_end_designFEMALE
operating_temp_range-54.0 TO 85.0 CELSIUS DEGC
actuator_operating_methodRELAY
actuator_voltage_in_volts26.0 NOMINAL
rf_maximum_voltage_rating3.0 KILOVOLTS PEAK
NSN5985-00-815-3505
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,RADIO FREQUENCY TRANSMISS TITLE COMPONENT PN CS319B MFR SWITCH,RADIO FREQUENCY
KEY FEATURES
ACTUATOR OPERATING METHOD: RELAY
CONNECTOR END DESIGN: FEMALE
OPERATING TEMP RANGE: -54.0 TO 85.0 CELSIUS DEGC
SWITCHING TIME: 20.0 MILLISECONDS MS
COUPLING POSITION QUANTITY: 3
VOLTAGE STANDING WAVE RATIO: 1.20 SINGLE
TECHNICAL CHARACTERISTICS (FLIS)
ACTUATOR OPERATING METHODRELAY
CONNECTOR END DESIGNFEMALE
OPERATING TEMP RANGE-54.0 TO 85.0 CELSIUS DEGC
OVERALL HEIGHT1.875 INCHES NOMINAL IN
OVERALL LENGTH3.150 INCHES NOMINAL IN
SWITCHING TIME20.0 MILLISECONDS MS
COUPLING POSITION QUANTITY3
VOLTAGE STANDING WAVE RATIO1.20 SINGLE
SWITCH TYPETRANSFER
COAXIAL CONNECTOR SERIES DESIGNATIONN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
500-100Interchangeable
interchangeable cross-reference
interchangeable
110-100OHMSInterchangeable
interchangeable cross-reference
interchangeable
500-101Interchangeable
interchangeable cross-reference
interchangeable
3661-02Interchangeable
interchangeable cross-reference
interchangeable
4561-11Interchangeable
interchangeable cross-reference
interchangeable
4561-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CS319B?
CS319B is a SWITCH,RADIO FREQUENCY TRANSMISS.
What parts can replace CS319B?
There are 9 known substitutes for CS319B: 500-100, 110-100OHMS, 500-101 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CS319B?
CS319B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-815-3505. This indicates validated use in U.S. government and defense supply chains.
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