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Technical Data Sheet
PartsTable / COMPONENT / 2G403A
2G403A ✓ 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: METAL CONTAINER/CARTRIDGE, design_type: LIMITED, body_diameter: 11.000 INCHES NOMINAL IN, special_features: TOP END OF @ELEMENT IS CLOSED, style_designator: CYLINDRICAL W/ CONTAINER (RIGID), body_overall_length: 16.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-945-0387, 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
2G403A
NSN: 5961-00-945-0387
FSC: 5961
CAGE: K3861 — THALES SECURITY SYSTEMS UK LIMITED (GBR)
SPECIFICATIONS
materialMETAL CONTAINER/CARTRIDGE
design_typeLIMITED
body_diameter11.000 INCHES NOMINAL IN
special_featuresTOP END OF @ELEMENT IS CLOSED
style_designatorCYLINDRICAL W/ CONTAINER (RIGID)
body_overall_length16.500 INCHES NOMINAL IN
body_inside_diameter6.725 INCHES NOMINAL IN
filtering_media_designPLEATED SINGLE FILTERING MEDIA RESPONSE
NSN5961-00-945-0387
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 2G403A MFR OEM TRANSISTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
305Interchangeable
interchangeable cross-reference
interchangeable
AF0033600Interchangeable
interchangeable cross-reference
interchangeable
42045Interchangeable
interchangeable cross-reference
interchangeable
AF118Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2G403A?
2G403A is a TRANSISTOR.
What parts can replace 2G403A?
There are 4 known substitutes for 2G403A: 305, AF0033600, 42045 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2G403A?
2G403A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-945-0387. 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