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Technical Data Sheet
PartsTable / COMPONENT / 149187
149187 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: GERMANIUM SEMICONDUCTOR, features_provided: HERMETICALLY SEALED CASE, terminal_type_and_quantity: 2 UNINSULATED WIRE LEAD, nondefinitive_spec/std_data: 1N270 TYPE, specification/standard_data: 80131-RELEASE-2026 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-556-2091, 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
149187
NSN: 5961-00-556-2091
FSC: 5961
CAGE: 89556 — REFRIGERATION ECONOMICS CO (USA)
SPECIFICATIONS
materialGERMANIUM SEMICONDUCTOR
features_providedHERMETICALLY SEALED CASE
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
nondefinitive_spec/std_data1N270 TYPE
specification/standard_data80131-RELEASE-2026 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5961-00-556-2091
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 149187 MFR OEM SEMICONDUCTOR DEVICE,DIODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
352-0393-00Interchangeable
interchangeable cross-reference
interchangeable
2N550Interchangeable
interchangeable cross-reference
interchangeable
76270Interchangeable
interchangeable cross-reference
interchangeable
MV830Interchangeable
interchangeable cross-reference
interchangeable
V830Interchangeable
interchangeable cross-reference
interchangeable
353-2018-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 149187?
149187 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 149187?
There are 28 known substitutes for 149187: 352-0393-00, 2N550, 76270 and 25 more. Substitute compatibility should be verified for your specific system.
Is 149187 still available?
149187 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026