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Technical Data Sheet
PA300-281 ✓ 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, overall_width: 1.718 INCHES NOMINAL IN, pole_quantity: 1 SINGLE SECTION FRONT, terminal_type: TAB, SOLDER LUG. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-025-9384, 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
PA300-281
NSN: 5930-00-025-9384
FSC: 5930
CAGE: 71590 — CRL COMPONENTS INC (USA)
SPECIFICATIONS
shaft_typeROUND SINGLE ACTUATOR
shaft_length0.500 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
overall_width1.718 INCHES NOMINAL IN
pole_quantity1 SINGLE SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_height1.875 INCHES NOMINAL IN
overall_length1.472 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity2 SINGLE SECTION FRONT
mounting_methodTHREADED BUSHING SINGLE MOUNTING FACILITY
NSN5930-00-025-9384
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN PA300-281 MFR SWITCH,ROTARY
KEY FEATURES
STYLE DESIGNATOR: CIRCULAR WAFER, BUSHING MOUNT
PRECIOUS MATERIAL: SILVER
CONTACT SWITCHING ACTION: BREAKS BEFORE MAKES SINGLE SECTION FRONT
MOUNTING METHOD: THREADED BUSHING SINGLE MOUNTING FACILITY
CONTACT LOAD CURRENT RATING: 2.3 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
SHAFT LENGTH: 0.500 INCHES NOMINAL SINGLE ACTUATOR IN
THREAD SERIES DESIGNATOR: UNEF SINGLE MOUNTING FACILITY
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCIRCULAR WAFER, BUSHING MOUNT
OVERALL HEIGHT1.875 INCHES NOMINAL IN
PRECIOUS MATERIALSILVER
CONTACT SWITCHING ACTIONBREAKS BEFORE MAKES SINGLE SECTION FRONT
MOUNTING METHODTHREADED BUSHING SINGLE MOUNTING FACILITY
CONTACT LOAD CURRENT RATING2.3 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
SHAFT LENGTH0.500 INCHES NOMINAL SINGLE ACTUATOR IN
THREAD SERIES DESIGNATORUNEF SINGLE MOUNTING FACILITY
TERMINAL TYPETAB, SOLDER LUG
OVERALL LENGTH1.472 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
BROWNDEVIL20000PM5Interchangeable
interchangeable cross-reference
interchangeable
B20J20KInterchangeable
interchangeable cross-reference
interchangeable
1844Interchangeable
interchangeable cross-reference
interchangeable
3VP340Interchangeable
interchangeable cross-reference
interchangeable
203SSInterchangeable
interchangeable cross-reference
interchangeable
6203-2RSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PA300-281?
PA300-281 is a SWITCH,ROTARY.
What parts can replace PA300-281?
There are 21 known substitutes for PA300-281: BROWNDEVIL20000PM5, B20J20K, 1844 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PA300-281?
PA300-281 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-025-9384. This indicates validated use in U.S. government and defense supply chains.
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