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PartsTable / COMPONENT / SFC4974
SFC4974 ✓ 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 overall_height: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN, overall_diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, internal_configuration: FIELD EFFECT, semiconductor_material: SILICON, terminal_type_and_quantity: 3 UNINSULATED WIRE LEAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-175-7295, 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
SFC4974
NSN: 5961-00-175-7295
FSC: 5961
CAGE: 01295 — TEXAS INSTRUMENTS INCORPORATED (USA)
SPECIFICATIONS
overall_height0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
overall_diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
internal_configurationFIELD EFFECT
semiconductor_materialSILICON
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
NSN5961-00-175-7295
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 SFC4974 MFR OEM TRANSISTOR
KEY FEATURES
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
SEMICONDUCTOR MATERIAL: SILICON
•
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
•
INTERNAL CONFIGURATION: FIELD EFFECT
•
OVERALL DIAMETER: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
FEATURES PROVIDEDHERMETICALLY SEALED CASE
SEMICONDUCTOR MATERIALSILICON
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
INTERNAL CONFIGURATIONFIELD EFFECT
OVERALL HEIGHT0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
OVERALL DIAMETER0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
40-666-765Interchangeable
interchangeable cross-reference
interchangeable
PS101104Interchangeable
interchangeable cross-reference
interchangeable
2N4392Interchangeable
interchangeable cross-reference
interchangeable
144491-01Interchangeable
interchangeable cross-reference
interchangeable
67C700018-3Interchangeable
interchangeable cross-reference
interchangeable
9999-5005-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SFC4974?
SFC4974 is a TRANSISTOR.
What parts can replace SFC4974?
There are 16 known substitutes for SFC4974: 40-666-765, PS101104, 2N4392 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SFC4974?
SFC4974 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-175-7295. 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