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Technical Data Sheet
PartsTable / COMPONENT / A40501
A40501 ✓ 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 ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: PUMP UNIT,WATER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-499-3446, 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
A40501
NSN: 4320-00-499-3446
FSC: 4320
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
end_item_identificationPUMP UNIT,WATER
NSN4320-00-499-3446
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH ASSEMBLY TITLE COMPONENT PN A40501 MFR SWITCH ASSEMBLY
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONPUMP UNIT,WATER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
103603Interchangeable
interchangeable cross-reference
interchangeable
L75R1MMCInterchangeable
Cartridge,75 Millimeter
interchangeable
L00001270Interchangeable
Cartridge,75 Millimeter
interchangeable
405-01Interchangeable
Cartridge,75 Millimeter
interchangeable
5028-389Interchangeable
interchangeable cross-reference
interchangeable
BM11378-100Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A40501?
A40501 is a SWITCH ASSEMBLY.
What parts can replace A40501?
There are 15 known substitutes for A40501: 103603, L75R1MMC, L00001270 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A40501?
A40501 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-499-3446. 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