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Technical Data Sheet
PartsTable / MRO / 1287740
1287740 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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, V FLATTED SINGLE ACTUATOR, shaft_length: 0.650 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, pole_quantity: 1 EACH SECTION REAR, terminal_type: TAB, SOLDER LUG, thread_length: 0.437 INCHES NOMINAL SINGLE MOUNTING FACILITY 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 5930-00-885-4000, 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
MRO→ MRO_GENERAL→ 1287740
NSN: 5930-00-885-4000
FSC: 5930
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
shaft_typeROUND, V FLATTED SINGLE ACTUATOR
shaft_length0.650 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
pole_quantity1 EACH SECTION REAR
terminal_typeTAB, SOLDER LUG
thread_length0.437 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_length2.737 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity4 EACH SECTION REAR
mounting_methodTHREADED BUSHING SINGLE MOUNTING FACILITY
overall_diameter1.100 INCHES NOMINAL IN
style_designatorTAP, CIRCULAR, BUSHING MOUNT
NSN5930-00-885-4000
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN 1287740 MFR SWITCH,ROTARY
KEY FEATURES
•
CONTACT VOLTAGE RATING IN VOLTS: 115.0 AC AT SEA LEVEL
•
CONTACT SWITCHING ACTION: MAKES BEFORE BREAKS EACH SECTION REAR
•
SWITCH ACTUATOR STOP DEVICE TYPE: FIXED STOP SINGLE ACTUATOR
•
FIRST FLAT LENGTH: 0.312 INCHES NOMINAL SINGLE ACTUATOR IN
•
OVERALL DIAMETER: 1.100 INCHES NOMINAL IN
•
SWITCH ACTUATOR INDEXING POSITION QUANTITY: 4 SINGLE ACTUATOR
•
TERMINAL TYPE: TAB, SOLDER LUG
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: EXPLOSION PROOF
TECHNICAL CHARACTERISTICS (FLIS)
CONTACT VOLTAGE RATING IN VOLTS115.0 AC AT SEA LEVEL
CONTACT SWITCHING ACTIONMAKES BEFORE BREAKS EACH SECTION REAR
SWITCH ACTUATOR STOP DEVICE TYPEFIXED STOP SINGLE ACTUATOR
FIRST FLAT LENGTH0.312 INCHES NOMINAL SINGLE ACTUATOR IN
OVERALL DIAMETER1.100 INCHES NOMINAL IN
SWITCH ACTUATOR INDEXING POSITION QUANTITY4 SINGLE ACTUATOR
TERMINAL TYPETAB, SOLDER LUG
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONEXPLOSION PROOF
SHAFT TYPEROUND, V FLATTED SINGLE ACTUATOR
SHAFT DIAMETER0.250 INCHES NOMINAL SINGLE ACTUATOR IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
330C966H21Interchangeable
interchangeable cross-reference
interchangeable
203Interchangeable
interchangeable cross-reference
interchangeable
124Interchangeable
interchangeable cross-reference
interchangeable
4008459Interchangeable
interchangeable cross-reference
interchangeable
11902Interchangeable
interchangeable cross-reference
interchangeable
SM-B-148490Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1287740?
1287740 is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1287740?
There are 11 known substitutes for 1287740: 330C966H21, 203, 124 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1287740?
1287740 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-885-4000. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026