The RELAY ASSEMBLY,INPU is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4920-00-488-4313, 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
QB421721-1
NSN:4920-00-488-4313 FSC:4920 — Aircraft Maintenance and Repair Shop Specialized Equipment CAGE:55974 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER TEST SYSTEMS DIV (USA)
SPECIFICATIONS
Part Number
QB421721-1
NSN
4920-00-488-4313
COMPONENT DIAGRAM
OTHER ITEMS IN FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is QB421721-1?
QB421721-1 is a RELAY ASSEMBLY,INPU.
What is the NSN for QB421721-1?
QB421721-1 is cataloged in the U.S. Government catalog under NSN 4920-00-488-4313. This indicates validated use in U.S. government and defense supply chains.
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