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Technical Data Sheet
PartsTable / COMPONENT / 40-20-12
40-20-12 ✓ 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,INTERLOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING TERMINAL, body_style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE, power_rating: 10.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK, overall_length: 1.970 INCHES MAXIMUM IN, frequency_range: 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM, mounting_method: CONNECTOR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2915-00-657-8047, 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
40-20-12
NSN: 2915-00-657-8047
FSC: 2915
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING TERMINAL
body_styleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
power_rating10.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK
overall_length1.970 INCHES MAXIMUM IN
frequency_range0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
mounting_methodCONNECTOR
overall_diameter0.650 INCHES MAXIMUM IN
special_featuresBOLT ASSEMBLY, SUB ASSEMBLY OF MK 47 MOD 0 WEAPON SYSTEM ACTION ASSEMBLY P/N: 402002
precious_materialGOLD
surface_treatmentPASSIVATE TERMINAL
application_designTRANSMISSION LINE
fsc_application_dataANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT
NSN2915-00-657-8047
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,INTERLOCK TITLE COMPONENT PN 40-20-12 MFR SWITCH,INTERLOCK
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: CONSISTS OF PIN,P/N 184891,GUIDE P/N 401875
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCONSISTS OF PIN,P/N 184891,GUIDE P/N 401875
END ITEM IDENTIFICATION29155740710
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
402012Interchangeable
interchangeable cross-reference
interchangeable
SC5985-0060-1Interchangeable
interchangeable cross-reference
interchangeable
41-20-12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40-20-12?
40-20-12 is a SWITCH,INTERLOCK.
What parts can replace 40-20-12?
There are 3 known substitutes for 40-20-12: 402012, SC5985-0060-1, 41-20-12. Substitute compatibility should be verified for your specific system.
What is the NSN for 40-20-12?
40-20-12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2915-00-657-8047. 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