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Technical Data Sheet
PartsTable / COMPONENT / MIL-PRF-19500/370
MIL-PRF-19500/370 ✓ 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-PRF-19500/370 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-712-5578, 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-PRF-19500/370
NSN: 5961-00-712-5578
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMIL-PRF-19500/370
NSN5961-00-712-5578
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-PRF-19500/370 MFR OEM MIL-PRF-19500/370
KEY FEATURES
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS AMBIENT AIR DEGC
•
SEMICONDUCTOR MATERIAL: SILICON
•
SPECIFICATION/STANDARD DATA: 81349-MIL-S-19500/370 GOVERNMENT SPECIFICATION
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
CURRENT RATING PER CHARACTERISTIC: 7.00 AMPERES MAXIMUM BASE CURRENT, DC AND 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
OVERALL WIDTH1.050 INCHES MAXIMUM IN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS AMBIENT AIR DEGC
OVERALL LENGTH1.573 INCHES MAXIMUM IN
SEMICONDUCTOR MATERIALSILICON
SPECIFICATION/STANDARD DATA81349-MIL-S-19500/370 GOVERNMENT SPECIFICATION
MOUNTING METHODUNTHREADED HOLE(S)
CURRENT RATING PER CHARACTERISTIC7.00 AMPERES MAXIMUM BASE CURRENT, DC AND 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
MOUNTING FACILITY QUANTITY2
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC160.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 140.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 150.0 MAXIMUM COLLECTOR TO EMITTER REVERSE VOLTAGE AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
RF4858-29Interchangeable
interchangeable cross-reference
interchangeable
A3089Interchangeable
interchangeable cross-reference
interchangeable
52-394-029Interchangeable
interchangeable cross-reference
interchangeable
2835351Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/370Interchangeable
interchangeable cross-reference
interchangeable
352-7500-421Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-PRF-19500/370?
MIL-PRF-19500/370 is a MIL-PRF-19500/370.
What parts can replace MIL-PRF-19500/370?
There are 21 known substitutes for MIL-PRF-19500/370: RF4858-29, A3089, 52-394-029 and 18 more. Substitute compatibility should be verified for your specific system.
Is MIL-PRF-19500/370 still available?
MIL-PRF-19500/370 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