PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 99031-55
99031-55 ✓ 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 features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT, semiconductor_material: GERMANIUM, terminal_type_and_quantity: 1 TAB, SOLDER LUG AND 2 TAB, SOLDER LUG, internal_junction_configuration: PNP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-683-4711, 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
99031-55
NSN: 5961-00-683-4711
FSC: 5961
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialGERMANIUM
terminal_type_and_quantity1 TAB, SOLDER LUG AND 2 TAB, SOLDER LUG
internal_junction_configurationPNP
NSN5961-00-683-4711
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 99031-55 MFR OEM TRANSISTOR
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 1 TAB, SOLDER LUG AND 2 TAB, SOLDER LUG
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
INTERNAL JUNCTION CONFIGURATION: PNP
•
INTERNAL CONFIGURATION: JUNCTION CONTACT
•
SEMICONDUCTOR MATERIAL: GERMANIUM
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY1 TAB, SOLDER LUG AND 2 TAB, SOLDER LUG
FEATURES PROVIDEDHERMETICALLY SEALED CASE
INTERNAL JUNCTION CONFIGURATIONPNP
INTERNAL CONFIGURATIONJUNCTION CONTACT
SEMICONDUCTOR MATERIALGERMANIUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
2N174Interchangeable
interchangeable cross-reference
interchangeable
4192800-13Interchangeable
interchangeable cross-reference
interchangeable
MILS19500-13Interchangeable
interchangeable cross-reference
interchangeable
00686-0014-0Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 99031-55?
99031-55 is a TRANSISTOR.
What parts can replace 99031-55?
There are 4 known substitutes for 99031-55: 2N174, 4192800-13, MILS19500-13 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 99031-55?
99031-55 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-683-4711. 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