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Technical Data Sheet
PartsTable / COMPONENT / 398264
398264 ✓ 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 ELECTRON TUBE is a the manufacturer industrial component. Key specifications include tube_type: TETRODE, special_features: ENVELOPE MATERIAL: CERAMIC AND METAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-134-7120, 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
398264
NSN: 5960-00-134-7120
FSC: 5960
CAGE: 80045 — L3HARRIS CINCINNATI ELECTRONICS CORPORATION (USA)
SPECIFICATIONS
tube_typeTETRODE
special_featuresENVELOPE MATERIAL: CERAMIC AND METAL
NSN5960-00-134-7120
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ELECTRON TUBE TITLE COMPONENT PN 398264 MFR ELECTRON TUBE
KEY FEATURES
•
TUBE TYPE: TETRODE
TECHNICAL CHARACTERISTICS (FLIS)
TUBE TYPETETRODE
SPECIAL FEATURESENVELOPE MATERIAL: CERAMIC AND METAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
MIL-PRF-1/1728Interchangeable
interchangeable cross-reference
interchangeable
4CX350FJInterchangeable
interchangeable cross-reference
interchangeable
8904Interchangeable
interchangeable cross-reference
interchangeable
Y545Interchangeable
Same NIIN cross-reference
interchangeable
8904-4CX350FJInterchangeable
Same NIIN cross-reference
interchangeable
DX361AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 398264?
398264 is a ELECTRON TUBE.
What parts can replace 398264?
There are 6 known substitutes for 398264: MIL-PRF-1/1728, 4CX350FJ, 8904 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 398264?
398264 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-134-7120. 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