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Technical Data Sheet
SM-A-949400-1 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SWITCH,WAVEGUIDE is a the manufacturer industrial component. Key specifications include switch_type: TRANSFER, overall_width: 4.250 INCHES NOMINAL IN, overall_height: 7.750 INCHES NOMINAL IN, overall_length: 4.250 INCHES NOMINAL IN, switching_time: 150.0 MILLISECONDS MS, nominal_thread_size: 0.250 INCHES MOUNTING FACILITY HOLE IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-077-5715, 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
SM-A-949400-1
NSN: 5985-01-077-5715
FSC: 5985
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
switch_typeTRANSFER
overall_width4.250 INCHES NOMINAL IN
overall_height7.750 INCHES NOMINAL IN
overall_length4.250 INCHES NOMINAL IN
switching_time150.0 MILLISECONDS MS
nominal_thread_size0.250 INCHES MOUNTING FACILITY HOLE IN
operating_temp_range-40.0 TO 203.0 CELSIUS DEGC
waveguide_flange_typeCONTACT
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) MOUNTING FACILITY HOLE
actuator_operating_methodMANUAL
actuator_voltage_in_volts28.0 NOMINAL
coupling_position_quantity4
NSN5985-01-077-5715
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,WAVEGUIDE TITLE COMPONENT PN SM-A-949400-1 MFR SWITCH,WAVEGUIDE
KEY FEATURES
SWITCH TYPE: TRANSFER
ACTUATOR CURRENT TYPE AND RATING IN AMPS: 2.5 AC NOMINAL
SWITCHING TIME: 150.0 MILLISECONDS MS
WAVEGUIDE FLANGE TYPE: CONTACT
NOMINAL THREAD SIZE: 0.250 INCHES MOUNTING FACILITY HOLE IN
FLANGE CONNECTING FACILITY AND QUANTITY: 6 THREADED HOLE(S)
VOLTAGE STANDING WAVE RATIO: 1.50 SINGLE
INSERTION LOSS IN DECIBELS: 0.02 SINGLE
TECHNICAL CHARACTERISTICS (FLIS)
SWITCH TYPETRANSFER
ACTUATOR CURRENT TYPE AND RATING IN AMPS2.5 AC NOMINAL
SWITCHING TIME150.0 MILLISECONDS MS
WAVEGUIDE FLANGE TYPECONTACT
NOMINAL THREAD SIZE0.250 INCHES MOUNTING FACILITY HOLE IN
FLANGE CONNECTING FACILITY AND QUANTITY6 THREADED HOLE(S)
VOLTAGE STANDING WAVE RATIO1.50 SINGLE
INSERTION LOSS IN DECIBELS0.02 SINGLE
COUPLING POSITION QUANTITY4
SWITCH RETURN MECHANISM TYPELATCHING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
GS45-300Interchangeable
interchangeable cross-reference
interchangeable
41096Interchangeable
interchangeable cross-reference
interchangeable
012-364021-00Interchangeable
interchangeable cross-reference
interchangeable
641096Interchangeable
interchangeable cross-reference
interchangeable
72-2204Interchangeable
interchangeable cross-reference
interchangeable
TP1833Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-A-949400-1?
SM-A-949400-1 is a SWITCH,WAVEGUIDE.
What parts can replace SM-A-949400-1?
There are 15 known substitutes for SM-A-949400-1: GS45-300, 41096, 012-364021-00 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-A-949400-1?
SM-A-949400-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-01-077-5715. This indicates validated use in U.S. government and defense supply chains.
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