PartsTable
Technical Data Sheet
MIL-S-19500/503 ✓ 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 MIL-S-19500/503 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-055-4350, 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
MIL-S-19500/503
NSN: 5961-01-055-4350
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-S-19500/503
NSN5961-01-055-4350
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 MIL-S-19500/503 MFR OEM MIL-S-19500/503
KEY FEATURES
TEST DATA DOCUMENT: 81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIAL: GLASS ENCLOSURE
SPECIFICATION/STANDARD DATA: 81349-MIL-S-19500/503 GOVERNMENT SPECIFICATION
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 155.0 CELSIUS JUNCTION DEGC
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
TERMINAL LENGTH: 0.900 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
TEST DATA DOCUMENT81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIALGLASS ENCLOSURE
SPECIFICATION/STANDARD DATA81349-MIL-S-19500/503 GOVERNMENT SPECIFICATION
OVERALL LENGTH0.140 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT155.0 CELSIUS JUNCTION DEGC
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
MATERIALSILICON SEMICONDUCTOR
TERMINAL LENGTH0.900 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC100.0 MAXIMUM REVERSE VOLTAGE, INSTANTANEOUS AND 100.0 MAXIMUM REVERSE VOLTAGE, PEAK
CURRENT RATING PER CHARACTERISTIC12.00 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
MILS19500-503Interchangeable
interchangeable cross-reference
interchangeable
JAN1N6079Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/503Interchangeable
interchangeable cross-reference
interchangeable
JAN1N6080Interchangeable
interchangeable cross-reference
interchangeable
MIL-S-19500/503Interchangeable
interchangeable cross-reference
interchangeable
944467-8110Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-S-19500/503?
MIL-S-19500/503 is a MIL-S-19500/503.
What parts can replace MIL-S-19500/503?
There are 29 known substitutes for MIL-S-19500/503: MILS19500-503, JAN1N6079, MIL-PRF-19500/503 and 26 more. Substitute compatibility should be verified for your specific system.
Is MIL-S-19500/503 still available?
MIL-S-19500/503 is currently cancelled.
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