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PartsTable / COMPONENT / RELEASE639
RELEASE639 ✓ 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: PENTODE, specification/standard_data: 80131-RELEASE 639 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-188-3920, 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
RELEASE639
NSN: 5960-00-188-3920
FSC: 5960
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
tube_typePENTODE
specification/standard_data80131-RELEASE 639 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
NSN5960-00-188-3920
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ELECTRON TUBE TITLE COMPONENT PN RELEASE639 MFR ELECTRON TUBE
KEY FEATURES
•
TUBE TYPE: PENTODE
•
SPECIFICATION/STANDARD DATA: 80131-RELEASE 639 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
TECHNICAL CHARACTERISTICS (FLIS)
TUBE TYPEPENTODE
SPECIFICATION/STANDARD DATA80131-RELEASE 639 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
4615Interchangeable
interchangeable cross-reference
interchangeable
191091-HCInterchangeable
interchangeable cross-reference
interchangeable
5634Interchangeable
interchangeable cross-reference
interchangeable
010-45723Interchangeable
interchangeable cross-reference
interchangeable
640269Interchangeable
interchangeable cross-reference
interchangeable
402B ITEM 3 5BNDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RELEASE639?
RELEASE639 is a ELECTRON TUBE.
What parts can replace RELEASE639?
There are 15 known substitutes for RELEASE639: 4615, 191091-HC, 5634 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RELEASE639?
RELEASE639 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-188-3920. 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