PartsTable
Technical Data Sheet
BF579 ✓ Verified by PartsTable
· SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The TRANSISTOR is a the manufacturer industrial component. Key specifications include material: COPPER CORE CONDUCTOR ALL CONDUCTORS, conductor_form: STRANDED ALL CONDUCTORS, voltage_rating: 440.0 AC MAXIMUM RATED WORKING VOLTAGE ALL CONDUCTORS, surface_treatment: TIN CORE CONDUCTOR ALL CONDUCTORS, conductor_quantity: 15, cross-sectional_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-422-2870, 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
BF579
NSN: 5961-01-422-2870
FSC: 5961
CAGE: 27014 — NATIONAL SEMICONDUCTOR CORPORATION (USA)
SPECIFICATIONS
materialCOPPER CORE CONDUCTOR ALL CONDUCTORS
conductor_formSTRANDED ALL CONDUCTORS
voltage_rating440.0 AC MAXIMUM RATED WORKING VOLTAGE ALL CONDUCTORS
surface_treatmentTIN CORE CONDUCTOR ALL CONDUCTORS
conductor_quantity15
cross-sectional_shape_styleROUND
specification/standard_data81349--13777/2-150885 GOVERNMENT SPECIFICATION
cross_section_outside_diameter0.885 INCHES NOMINAL IN
conductor_arrangement_and_quantity15 SINGLES
material_document_and_classificationQQ-W-343,SOFT FED SPEC SINGLE MATERIAL RESPONSE CORE CONDUCTOR ALL CONDUCTORS
NSN5961-01-422-2870
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN BF579 MFR OEM TRANSISTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
150885Interchangeable
interchangeable cross-reference
interchangeable
MIL-C-13777/2Interchangeable
interchangeable cross-reference
interchangeable
M13777/2-150885Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BF579?
BF579 is a TRANSISTOR.
What parts can replace BF579?
There are 3 known substitutes for BF579: 150885, MIL-C-13777/2, M13777/2-150885. Substitute compatibility should be verified for your specific system.
What is the NSN for BF579?
BF579 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-422-2870. This indicates validated use in U.S. government and defense supply chains.
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