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M427 ✓ 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

TERMINAL JUNCTION BLOCK,SECTIONA. Key specifications include material: STEEL OVERALL, block_type: REGULAR, design_type: SPLICING, overall_width: 1.310 INCHES NOMINAL IN, overall_height: 0.670 INCHES NOMINAL IN, overall_length: 4.330 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 4940-00-260-1368, 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
M427
NSN: 4940-00-260-1368
FSC: 4940
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
block_typeREGULAR
design_typeSPLICING
overall_width1.310 INCHES NOMINAL IN
overall_height0.670 INCHES NOMINAL IN
overall_length4.330 INCHES NOMINAL IN
fastener_length1.5 INCHES NOMINAL IN
inside_diameter1.000 INCHES NOMINAL IN
mounting_methodSCREW
terminal_designFEEDTHRU
cable_outside_diameter0.500 INCHES NOMINAL IN
end_item_identification5 TON TANKER TRAILER MODELS M967A2 AND M969A3; NSN 4210-01-486-1035 TFFT (TACTICAL FIRE FIGHTING TRUCK)
NSN4940-00-260-1368
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TERMINAL JUNCTION BLOCK,SECTIONA TITLE COMPONENT PN M427 MFR TERMINAL JUNCTION BLOC
KEY FEATURES
•
INSIDE DIAMETER: 1.000 INCHES NOMINAL IN
•
CABLE SECTION LENGTH ACCOMMODATED: 6.000 INCHES NOMINAL IN
•
CABLE TYPE FOR WHICH DESIGNED: ROUND
•
DESIGN TYPE: SPLICING
•
ENLARGED CENTER FEATURE: INCLUDED
•
CABLE OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER1.000 INCHES NOMINAL IN
CABLE SECTION LENGTH ACCOMMODATED6.000 INCHES NOMINAL IN
CABLE TYPE FOR WHICH DESIGNEDROUND
DESIGN TYPESPLICING
ENLARGED CENTER FEATUREINCLUDED
CABLE OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
M-427Interchangeable
interchangeable cross-reference
interchangeable
64-0001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M427?
M427 is a TERMINAL JUNCTION BLOCK,SECTIONA.
What parts can replace M427?
There are 2 known substitutes for M427: M-427, 64-0001. Substitute compatibility should be verified for your specific system.
What is the NSN for M427?
M427 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4940-00-260-1368. 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