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Technical Data Sheet
3SR2A3 ✓ 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,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND W/THROUGH HOLE SINGLE ACTUATOR, shaft_length: 1.562 INCHES NOMINAL SINGLE ACTUATOR IN, overall_width: 4.375 INCHES NOMINAL IN, terminal_type: TAB W/SCREW, overall_height: 3.688 INCHES NOMINAL IN, overall_length: 4.637 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 5930-01-199-8889, 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
3SR2A3
NSN: 5930-01-199-8889
FSC: 5930
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
shaft_typeROUND W/THROUGH HOLE SINGLE ACTUATOR
shaft_length1.562 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width4.375 INCHES NOMINAL IN
terminal_typeTAB W/SCREW
overall_height3.688 INCHES NOMINAL IN
overall_length4.637 INCHES NOMINAL IN
shaft_diameter0.375 INCHES NOMINAL SINGLE ACTUATOR IN
mounting_methodBRACKET(S) AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
special_featuresTWO SPACERS BEFORE SECTION ONE AND ONE SPACER AFTER SECTION TWO
style_designatorTAP, CIRCUIT SELECTOR
mounting_facility_patternTWO POSITION IN-LINE SINGLE MOUNTING FACILITY
contact_load_current_rating30.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
NSN5930-01-199-8889
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN 3SR2A3 MFR SWITCH,ROTARY
KEY FEATURES
MOUNTING METHOD: BRACKET(S) AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
CONTACT LOAD CURRENT RATING: 30.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
SWITCH ACTUATOR INDEXING POSITION QUANTITY: 4 SINGLE ACTUATOR
INDIVIDUAL SECTION QUANTITY: 2
UNTHREADED MOUNTING HOLE DIAMETER: 0.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
TEST DATA DOCUMENT: 81349-MIL-DTL-15291 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
SHAFT TYPE: ROUND W/THROUGH HOLE SINGLE ACTUATOR
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESTWO SPACERS BEFORE SECTION ONE AND ONE SPACER AFTER SECTION TWO
MOUNTING METHODBRACKET(S) AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
CONTACT LOAD CURRENT RATING30.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
SWITCH ACTUATOR INDEXING POSITION QUANTITY4 SINGLE ACTUATOR
INDIVIDUAL SECTION QUANTITY2
UNTHREADED MOUNTING HOLE DIAMETER0.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
TEST DATA DOCUMENT81349-MIL-DTL-15291 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
SHAFT TYPEROUND W/THROUGH HOLE SINGLE ACTUATOR
MOUNTING FACILITY PATTERNTWO POSITION IN-LINE SINGLE MOUNTING FACILITY
SPECIFICATION/STANDARD DATA81349-MIL-DTL-15291/7 GOVERNMENT SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
3SR2C4Interchangeable
interchangeable cross-reference
interchangeable
C30205Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-15291/7Interchangeable
interchangeable cross-reference
interchangeable
3SR2C3Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-15291/7Interchangeable
interchangeable cross-reference
interchangeable
M15291/7-011Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3SR2A3?
3SR2A3 is a SWITCH,ROTARY.
What parts can replace 3SR2A3?
There are 22 known substitutes for 3SR2A3: 3SR2C4, C30205, MIL-DTL-15291/7 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3SR2A3?
3SR2A3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-01-199-8889. This indicates validated use in U.S. government and defense supply chains.
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