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Technical Data Sheet
B4149 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND SINGLE ACTUATOR, shaft_length: 0.500 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, terminal_type: TAB, SOLDER LUG, thread_length: 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN, overall_length: 4.594 INCHES NOMINAL 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 5930-00-477-8827, 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
B4149
NSN: 5930-00-477-8827
FSC: 5930
CAGE: 06181 — PROBESCOPE CO INC (USA)
SPECIFICATIONS
shaft_typeROUND SINGLE ACTUATOR
shaft_length0.500 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_length4.594 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
mounting_methodTHREADED BUSHING SINGLE MOUNTING FACILITY
overall_diameter1.250 INCHES NOMINAL IN
style_designatorCIRCULAR WAFER, BUSHING MOUNT
precious_materialSILVER
nominal_thread_size0.375 INCHES SINGLE MOUNTING FACILITY IN
NSN5930-00-477-8827
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN B4149 MFR SWITCH,ROTARY
KEY FEATURES
TERMINAL TYPE: TAB, SOLDER LUG
NOMINAL THREAD SIZE: 0.375 INCHES SINGLE MOUNTING FACILITY IN
CONTACT VOLTAGE RATING IN VOLTS: 28.0 DC AT SEA LEVEL
PRECIOUS MATERIAL: SILVER
OVERALL DIAMETER: 1.250 INCHES NOMINAL IN
SWITCH ACTUATOR POSITIONING INCREMENT: 30.0 DEGREES SINGLE ACTUATOR
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPETAB, SOLDER LUG
OVERALL LENGTH4.594 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.375 INCHES SINGLE MOUNTING FACILITY IN
CONTACT VOLTAGE RATING IN VOLTS28.0 DC AT SEA LEVEL
PRECIOUS MATERIALSILVER
OVERALL DIAMETER1.250 INCHES NOMINAL IN
SWITCH ACTUATOR POSITIONING INCREMENT30.0 DEGREES SINGLE ACTUATOR
CONTACT VOLTAGE RATING IN VOLTS110.0 AC AT SEA LEVEL
SWITCH ACTUATOR INDEXING POSITION QUANTITY12 SINGLE ACTUATOR
CONTACT LOAD CURRENT RATING1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
V-1C-1068Interchangeable
interchangeable cross-reference
interchangeable
IC/N32A6Interchangeable
interchangeable cross-reference
interchangeable
V-1C PART 1068Interchangeable
interchangeable cross-reference
interchangeable
M2118Interchangeable
interchangeable cross-reference
interchangeable
4149Interchangeable
interchangeable cross-reference
interchangeable
FP2118Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B4149?
B4149 is a SWITCH,ROTARY.
What parts can replace B4149?
There are 15 known substitutes for B4149: V-1C-1068, IC/N32A6, V-1C PART 1068 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B4149?
B4149 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-477-8827. This indicates validated use in U.S. government and defense supply chains.
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