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Technical Data Sheet
PartsTable / COMPONENT / MILS19500-304
MILS19500-304 ✓ 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: SILICON SEMICONDUCTOR, overall_height: 1.253 INCHES MAXIMUM IN, overall_length: 1.503 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), overall_diameter: 0.487 INCHES MAXIMUM IN, features_provided: REVERSE POLARITY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-172-1733, 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
MILS19500-304
NSN: 5961-00-172-1733
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
overall_height1.253 INCHES MAXIMUM IN
overall_length1.503 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
overall_diameter0.487 INCHES MAXIMUM IN
features_providedREVERSE POLARITY
nominal_thread_size0.190 INCHES IN
end_item_identificationTRANSMITTER COUNTERMEASURES TRAINING SIGNAL AN/MLQ-T4
thread_series_designatorUNF
mounting_facility_quantity1
overall_width_across_flats0.424 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
terminal_type_and_quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
NSN5961-00-172-1733
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 MILS19500-304 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 150.0 CELSIUS CASE DEGC
•
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.).
•
TERMINAL TYPE AND QUANTITY: 1 THREADED STUD AND 1 TAB, SOLDER LUG
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 400.0 NOMINAL WORKING PEAK REVERSE VOLTAGE
•
MOUNTING FACILITY QUANTITY: 1
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT150.0 CELSIUS CASE DEGC
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.).
TERMINAL TYPE AND QUANTITY1 THREADED STUD AND 1 TAB, SOLDER LUG
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC400.0 NOMINAL WORKING PEAK REVERSE VOLTAGE
MOUNTING FACILITY QUANTITY1
NOMINAL THREAD SIZE0.190 INCHES IN
OVERALL HEIGHT0.405 INCHES MAXIMUM IN
OVERALL LENGTH0.405 INCHES MAXIMUM IN
CURRENT RATING PER CHARACTERISTIC15.00 MICROAMPERES MAXIMUM REVERSE CURRENT, DC
FEATURES PROVIDEDHERMETICALLY SEALED CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
JANTX1N3891RInterchangeable
interchangeable cross-reference
interchangeable
MILS19500-304Interchangeable
interchangeable cross-reference
interchangeable
2501580-512Interchangeable
interchangeable cross-reference
interchangeable
1N3893RInterchangeable
interchangeable cross-reference
interchangeable
1N3890Interchangeable
interchangeable cross-reference
interchangeable
JANTX1N3890AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILS19500-304?
MILS19500-304 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace MILS19500-304?
There are 28 known substitutes for MILS19500-304: JANTX1N3891R, MILS19500-304, 2501580-512 and 25 more. Substitute compatibility should be verified for your specific system.
Is MILS19500-304 still available?
MILS19500-304 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