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Technical Data Sheet
PartsTable / COMPONENT / MIL-PRF-1/1661
MIL-PRF-1/1661 ✓ 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 MIL-PRF-1/1661 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-179-4746, 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
MIL-PRF-1/1661
NSN: 5960-00-179-4746
FSC: 5960
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-PRF-1/1661
NSN5960-00-179-4746
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-PRF-1/1661 TITLE COMPONENT PN MIL-PRF-1/1661 MFR MIL-PRF-1/1661
KEY FEATURES
•
NONDEFINITIVE SPEC/STD DATA: NO. 8765 TYPE
•
TUBE TYPE: THYRATRON
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATANO. 8765 TYPE
TUBE TYPETHYRATRON
SPECIAL FEATURESENVELOPE MATERIAL: CERAMIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
8765Interchangeable
interchangeable cross-reference
interchangeable
M49285/08Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-49285/8Interchangeable
interchangeable cross-reference
interchangeable
1626Interchangeable
interchangeable cross-reference
interchangeable
4077Interchangeable
interchangeable cross-reference
interchangeable
8765NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-PRF-1/1661?
MIL-PRF-1/1661 is a MIL-PRF-1/1661.
What parts can replace MIL-PRF-1/1661?
There are 13 known substitutes for MIL-PRF-1/1661: 8765, M49285/08, MIL-DTL-49285/8 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-PRF-1/1661?
MIL-PRF-1/1661 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5960-00-179-4746. 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