The AMPLIFIER-REGULATOR GROUP is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5821-01-422-7643, 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→503781211
NSN:5821-01-422-7643 FSC:5821 — Radio and Television Communication Equipment, Airborne CAGE:58679 — KISTLER INSTRUMENT CORPORATION DIV KISTLER INSTRUMENT CORP (USA)
SPECIFICATIONS
Part Number
503781211
NSN
5821-01-422-7643
COMPONENT DIAGRAM
OTHER ITEMS IN FSC 5821 — Radio and Television Communication Equipment, Airborne
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 503781211?
503781211 is a AMPLIFIER-REGULATOR GROUP. It is classified as a MRO (MRO_GENERAL).
What parts can replace 503781211?
There is 1 known substitute for 503781211: 5037A1211. Substitute compatibility should be verified for your specific system.
What is the NSN for 503781211?
503781211 is cataloged in the U.S. Government catalog under NSN 5821-01-422-7643. This indicates validated use in U.S. government and defense supply chains.
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