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B7578 ✓ 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

OSCILLATOR,NONCRYSTAL CONTROLLED. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-665-1806, 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
B7578
NSN: 5955-00-665-1806
FSC: 5955
CAGE: 12436 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. DIV BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC (USA)
SPECIFICATIONS
Part NumberB7578
NSN5955-00-665-1806
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available OSCILLATOR,NONCRYSTAL CONTROLLED TITLE COMPONENT PN B7578 MFR OSCILLATOR,NONCRYSTAL
KEY FEATURES
•
IMPEDANCE RATING PER CHANNEL: 600.000 OHMS OUTPUT CHANNEL
•
FREQUENCY PER CHANNEL: 0.60 KILOHERTZ MINIMUM OUTPUT CHANNEL AND 1.75 KILOHERTZ MAXIMUM OUTPUT CHANNEL
•
IDENTIFICATION DESIGNATOR: ICGAJ2S-81349
•
BASIC SHAPE STYLE: RECTANGULAR OR SQUARE
•
FSC APPLICATION DATA: INTERCOMMUNICATION AND PUBLIC ADDRESS SYSTEMS,NONAIRBORNE
•
PHASE: SINGLE
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CIRCUIT CONSTRUCTION TYPE: ELECTRON TUBE
•
EXTERNAL AC OPERATING VOLTAGE IN VOLTS: 110.0 NOMINAL SINGLE VOLTAGE
TECHNICAL CHARACTERISTICS (FLIS)
IMPEDANCE RATING PER CHANNEL600.000 OHMS OUTPUT CHANNEL
FREQUENCY PER CHANNEL0.60 KILOHERTZ MINIMUM OUTPUT CHANNEL AND 1.75 KILOHERTZ MAXIMUM OUTPUT CHANNEL
IDENTIFICATION DESIGNATORICGAJ2S-81349
BASIC SHAPE STYLERECTANGULAR OR SQUARE
FSC APPLICATION DATAINTERCOMMUNICATION AND PUBLIC ADDRESS SYSTEMS,NONAIRBORNE
PHASESINGLE
CIRCUIT CONSTRUCTION TYPEELECTRON TUBE
EXTERNAL AC OPERATING VOLTAGE IN VOLTS110.0 NOMINAL SINGLE VOLTAGE
INCLOSURE TYPEOPEN
INSTALLATION DESIGNMECHANICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
678288Interchangeable
interchangeable cross-reference
interchangeable
FP4 PLUSInterchangeable
interchangeable cross-reference
interchangeable
FP4Interchangeable
interchangeable cross-reference
interchangeable
1275-6178.02Interchangeable
interchangeable cross-reference
interchangeable
MILA20222Interchangeable
interchangeable cross-reference
interchangeable
9000S6502-74073TYPE1CSBG4REV1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B7578?
B7578 is a OSCILLATOR,NONCRYSTAL CONTROLLED.
What parts can replace B7578?
There are 12 known substitutes for B7578: 678288, FP4 PLUS, FP4 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B7578?
B7578 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-00-665-1806. 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