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Technical Data Sheet
49189-H4 ✓ 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, FLATTED SINGLE ACTUATOR, flat_height: 0.219 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.375 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, overall_width: 1.562 INCHES NOMINAL IN, pole_quantity: 1 SECOND SECTION REAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-636-3552, 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
49189-H4
NSN: 5930-00-636-3552
FSC: 5930
CAGE: 76854 — ELECTRO SWITCH CORP. DBA OAK GRISGSBY DIV ELECTROSWITCH (USA)
SPECIFICATIONS
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.219 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.375 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
overall_width1.562 INCHES NOMINAL IN
pole_quantity1 SECOND SECTION REAR
terminal_typeTAB, SOLDER LUG
thread_length0.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_height1.875 INCHES NOMINAL IN
overall_length3.812 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity8 THIRD SECTION FRONT
NSN5930-00-636-3552
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN 49189-H4 MFR SWITCH,ROTARY
KEY FEATURES
THREAD CLASS: 2A SINGLE MOUNTING FACILITY A
CONTACT LOAD CURRENT RATING: 500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
SHAFT LENGTH: 0.375 INCHES NOMINAL SINGLE ACTUATOR IN
NOMINAL THREAD SIZE: 0.375 INCHES SINGLE MOUNTING FACILITY IN
POLE QUANTITY: 1 SECOND SECTION REAR
STYLE DESIGNATOR: CIRCULAR WAFER, BUSHING MOUNT
THREAD SERIES DESIGNATOR: UNEF SINGLE MOUNTING FACILITY
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A SINGLE MOUNTING FACILITY A
OVERALL WIDTH1.562 INCHES NOMINAL IN
CONTACT LOAD CURRENT RATING500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
SHAFT LENGTH0.375 INCHES NOMINAL SINGLE ACTUATOR IN
NOMINAL THREAD SIZE0.375 INCHES SINGLE MOUNTING FACILITY IN
POLE QUANTITY1 SECOND SECTION REAR
STYLE DESIGNATORCIRCULAR WAFER, BUSHING MOUNT
THREAD SERIES DESIGNATORUNEF SINGLE MOUNTING FACILITY
SWITCH ACTUATOR INDEXING POSITION QUANTITY8 SINGLE ACTUATOR
THROW QUANTITY8 THIRD SECTION FRONT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
1114920Interchangeable
interchangeable cross-reference
interchangeable
1990377Interchangeable
interchangeable cross-reference
interchangeable
1114934Interchangeable
interchangeable cross-reference
interchangeable
PA00225114Interchangeable
Same NIIN cross-reference
interchangeable
1-114771Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49189-H4?
49189-H4 is a SWITCH,ROTARY.
What parts can replace 49189-H4?
There are 5 known substitutes for 49189-H4: 1114920, 1990377, 1114934 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49189-H4?
49189-H4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-636-3552. This indicates validated use in U.S. government and defense supply chains.
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