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Technical Data Sheet
PartsTable / COMPONENT / 18-197-2
18-197-2 ✓ 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_height: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, overall_diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN, semiconductor_material: SILICON, end_item_identification: AMASS,AIRPORT MOVEMENT AREA SAFETY SYSTEM, terminal_type_and_quantity: 3 UNINSULATED WIRE LEAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-225-3294, 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
18-197-2
NSN: 5961-00-225-3294
FSC: 5961
CAGE: 54X10 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
overall_height0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
overall_diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
semiconductor_materialSILICON
end_item_identificationAMASS,AIRPORT MOVEMENT AREA SAFETY SYSTEM
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
NSN5961-00-225-3294
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 18-197-2 MFR OEM TRANSISTOR
KEY FEATURES
•
OVERALL DIAMETER: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
•
SEMICONDUCTOR MATERIAL: SILICON
•
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
OVERALL DIAMETER0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
SEMICONDUCTOR MATERIALSILICON
OVERALL HEIGHT0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
ZF-01Interchangeable
interchangeable cross-reference
interchangeable
40-321Interchangeable
interchangeable cross-reference
interchangeable
12187Interchangeable
interchangeable cross-reference
interchangeable
5035Interchangeable
interchangeable cross-reference
interchangeable
MIL-T-60394 TY1Interchangeable
interchangeable cross-reference
interchangeable
MIL-T-60394Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18-197-2?
18-197-2 is a TRANSISTOR.
What parts can replace 18-197-2?
There are 18 known substitutes for 18-197-2: ZF-01, 40-321, 12187 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 18-197-2?
18-197-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-225-3294. 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