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Technical Data Sheet
PartsTable / COMPONENT / 1261915-159
1261915-159 ✓ 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

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include overall_length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-124-5019, 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
1261915-159
NSN: 5961-00-124-5019
FSC: 5961
CAGE: 55973 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER GUIDANCE SYSTEMS DIV (USA)
SPECIFICATIONS
overall_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.200 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data80131-RELEASE5174 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
internal_junction_configurationPNP
power_rating_per_characteristic800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
NSN5961-00-124-5019
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 1261915-159 MFR OEM CONNECTOR,RECEPTACLE,ELECTRICAL
KEY FEATURES
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
•
POWER RATING PER CHARACTERISTIC: 800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
•
SEMICONDUCTOR MATERIAL: SILICON
•
MOUNTING METHOD: TERMINAL
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
•
SPECIFICATION/STANDARD DATA: 80131-RELEASE5174 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS JUNCTION DEGC
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
POWER RATING PER CHARACTERISTIC800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
SEMICONDUCTOR MATERIALSILICON
MOUNTING METHODTERMINAL
FEATURES PROVIDEDHERMETICALLY SEALED CASE
SPECIFICATION/STANDARD DATA80131-RELEASE5174 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
OVERALL LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
OVERALL DIAMETER0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
TERMINAL CIRCLE DIAMETER0.200 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
153-0014-001Interchangeable
interchangeable cross-reference
interchangeable
2N4030Interchangeable
interchangeable cross-reference
interchangeable
40-014238-01Interchangeable
interchangeable cross-reference
interchangeable
2N3965Interchangeable
interchangeable cross-reference
interchangeable
GT816BSInterchangeable
interchangeable cross-reference
interchangeable
99115237Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1261915-159?
1261915-159 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 1261915-159?
There are 22 known substitutes for 1261915-159: 153-0014-001, 2N4030, 40-014238-01 and 19 more. Substitute compatibility should be verified for your specific system.
Is 1261915-159 still available?
1261915-159 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