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Technical Data Sheet
2N398 ✓ 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_length: 0.250 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.359 INCHES NOMINAL IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNP, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-498-8494, 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
2N398
NSN: 5961-00-498-8494
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
overall_length0.250 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.359 INCHES NOMINAL IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialGERMANIUM
terminal_circle_diameter0.200 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
nondefinitive_spec/std_data2N398 TYPE
specification/standard_data81349-MIL-S-19500/174 GOVERNMENT SPECIFICATION
NSN5961-00-498-8494
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 2N398 MFR OEM TRANSISTOR
KEY FEATURES
INTERNAL CONFIGURATION: JUNCTION CONTACT
INTERNAL JUNCTION CONFIGURATION: PNP
SEMICONDUCTOR MATERIAL: GERMANIUM
FEATURES PROVIDED: HERMETICALLY SEALED CASE
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
NONDEFINITIVE SPEC/STD DATA: 2N398 TYPE
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL CONFIGURATIONJUNCTION CONTACT
INTERNAL JUNCTION CONFIGURATIONPNP
SEMICONDUCTOR MATERIALGERMANIUM
FEATURES PROVIDEDHERMETICALLY SEALED CASE
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
NONDEFINITIVE SPEC/STD DATA2N398 TYPE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
JAN2N398Interchangeable
interchangeable cross-reference
interchangeable
MILS19500-174Interchangeable
interchangeable cross-reference
interchangeable
RELEASE1992Interchangeable
interchangeable cross-reference
interchangeable
2N398Interchangeable
interchangeable cross-reference
interchangeable
905275-1Interchangeable
interchangeable cross-reference
interchangeable
5961PL1278048Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N398?
2N398 is a TRANSISTOR.
What parts can replace 2N398?
There are 7 known substitutes for 2N398: JAN2N398, MILS19500-174, RELEASE1992 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N398?
2N398 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-498-8494. This indicates validated use in U.S. government and defense supply chains.
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