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51555-3 — Network Technical Data

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— · 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,PHOTO is a the manufacturer industrial component. Key specifications include semiconductor_material: SILICON, terminal_type_and_quantity: 2 UNINSULATED WIRE LEAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5961-00-766-9381, 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
51555-3
NSN: 5961-00-766-9381
FSC: 5961
CAGE: 05869 — RAYTHEON COMPANY DIV RMD STRATEGIC (USA)
SPECIFICATIONS
semiconductor_materialSILICON
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
NSN5961-00-766-9381
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 51555-3 MFR OEM SEMICONDUCTOR DEVICE,PHOTO
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
•
SEMICONDUCTOR MATERIAL: SILICON
TECHNICAL CHARACTERISTICS
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
SEMICONDUCTOR MATERIALSILICON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
H38CPInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
H38InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
L00544InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
S503C553G38InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
25740InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
U47D4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51555-3?
51555-3 is a SEMICONDUCTOR DEVICE,PHOTO.
What parts can replace 51555-3?
There are 14 known substitutes for 51555-3: H38CP, H38, L00544 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51555-3?
51555-3 is cataloged in the Federal Logistics Information System under NSN 5961-00-766-9381. 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: September 2026