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AC-431 ✓ 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

CHASSIS,ELECTRICAL-ELECTRONIC EQ. Key specifications include material: ALUMINUM ALLOY 5005, pin_diameter: 0.359 INCHES NOMINAL IN, overall_depth: 4.000 INCHES NOMINAL IN, overall_width: 6.000 INCHES NOMINAL IN, design_feature: PUNCHED HOLES, overall_height: 2.000 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 5120-00-595-9183, 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
AC-431
NSN: 5120-00-595-9183
FSC: 5120
CAGE: 54370 — ALFA LAVAL INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5005
pin_diameter0.359 INCHES NOMINAL IN
overall_depth4.000 INCHES NOMINAL IN
overall_width6.000 INCHES NOMINAL IN
design_featurePUNCHED HOLES
overall_height2.000 INCHES NOMINAL IN
overall_length10.750 INCHES NOMINAL IN
opening_diameter2.500 INCHES NOMINAL IN
style_designatorCLOSED ENDS AND SIDES FLANGED
material_thickness0.040 INCHES NOMINAL IN
mounting_provisionUNTHREADED HOLE
mounting_facility_size0.219 IN. DIA IN
NSN5120-00-595-9183
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CHASSIS,ELECTRICAL-ELECTRONIC EQ TITLE COMPONENT PN AC-431 MFR CHASSIS,ELECTRICAL-ELE
KEY FEATURES
•
PIN DIAMETER: 0.359 INCHES NOMINAL IN
•
OPENING DIAMETER: 2.500 INCHES NOMINAL IN
•
MATERIAL: IRON OVERALL
•
STYLE DESIGNATOR: PIN
TECHNICAL CHARACTERISTICS (FLIS)
PIN DIAMETER0.359 INCHES NOMINAL IN
OVERALL LENGTH10.750 INCHES NOMINAL IN
OPENING DIAMETER2.500 INCHES NOMINAL IN
MATERIALIRON OVERALL
STYLE DESIGNATORPIN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
31616Interchangeable
interchangeable cross-reference
interchangeable
AC-431Interchangeable
interchangeable cross-reference
interchangeable
611-1/4Interchangeable
interchangeable cross-reference
interchangeable
4535-1/4Interchangeable
interchangeable cross-reference
interchangeable
316Interchangeable
Same NIIN cross-reference
interchangeable
3N150PC203Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AC-431?
AC-431 is a CHASSIS,ELECTRICAL-ELECTRONIC EQ.
What parts can replace AC-431?
There are 13 known substitutes for AC-431: 31616, AC-431, 611-1/4 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AC-431?
AC-431 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-595-9183. 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