The EARPHONE,HHM is a the manufacturer industrial component. Key specifications include end_item_identification: MISSION AND SECURITY. This part is cataloged in the U.S.
Government catalog under NSN 5820-01-630-3533, 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
MRO→MRO_GENERAL→9474277-1
NSN:5820-01-630-3533 FSC:5820 — Radio and Television Communication Equipment, Except Airborne CAGE:0J198 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA DEFENSE SYSTEMS SECTOR (USA)
SPECIFICATIONS
end_item_identification
MISSION AND SECURITY
NSN
5820-01-630-3533
COMPONENT DIAGRAM
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATION
MISSION AND SECURITY
OTHER ITEMS IN FSC 5820 — Radio and Television Communication Equipment, Except Airborne
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 9474277-1?
9474277-1 is a EARPHONE,HHM. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 9474277-1?
9474277-1 is cataloged in the U.S. Government catalog under NSN 5820-01-630-3533. This indicates validated use in U.S. government and defense supply chains.
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