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Technical Data Sheet
PartsTable / COMPONENT / 576R821H01
576R821H01 ✓ 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: TRIODE, specification/standard_data: 80131-RELEASE 3140 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-840-7103, 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
576R821H01
NSN: 5960-00-840-7103
FSC: 5960
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
tube_typeTRIODE
specification/standard_data80131-RELEASE 3140 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
NSN5960-00-840-7103
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ELECTRON TUBE TITLE COMPONENT PN 576R821H01 MFR ELECTRON TUBE
KEY FEATURES
•
SPECIFICATION/STANDARD DATA: 80131-RELEASE 3140 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
•
TUBE TYPE: TRIODE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA80131-RELEASE 3140 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
TUBE TYPETRIODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
163-1-85Interchangeable
interchangeable cross-reference
interchangeable
1920-0010Interchangeable
interchangeable cross-reference
interchangeable
EA53Interchangeable
interchangeable cross-reference
interchangeable
7403Interchangeable
interchangeable cross-reference
interchangeable
DMS 87167BInterchangeable
interchangeable cross-reference
interchangeable
MIL-E-1/1396Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 576R821H01?
576R821H01 is a ELECTRON TUBE.
What parts can replace 576R821H01?
There are 21 known substitutes for 576R821H01: 163-1-85, 1920-0010, EA53 and 18 more. Substitute compatibility should be verified for your specific system.
Is 576R821H01 still available?
576R821H01 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026