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Technical Data Sheet
1N340 ✓ 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: GLASS ENCLOSURE, overall_length: 0.800 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), features_provided: HERMETICALLY SEALED CASE, nominal_thread_size: 0.190 INCHES IN, thread_series_designator: UNF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-914-4728, 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
1N340
NSN: 5961-00-914-4728
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
materialGLASS ENCLOSURE
overall_length0.800 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
features_providedHERMETICALLY SEALED CASE
nominal_thread_size0.190 INCHES IN
thread_series_designatorUNF
mounting_facility_quantity1
overall_width_across_flats0.437 INCHES MAXIMUM IN
terminal_type_and_quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
specification/standard_data80131-RELEASE2026 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
current_rating_per_characteristic0.20 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
voltage_rating_in_volts_per_characteristic100.0 MAXIMUM REVERSE VOLTAGE, PEAK
NSN5961-00-914-4728
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 1N340 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
TERMINAL TYPE AND QUANTITY: 1 TAB, SOLDER LUG AND 1 THREADED STUD
MATERIAL: GLASS ENCLOSURE
THREAD SERIES DESIGNATOR: UNF
NOMINAL THREAD SIZE: 0.190 INCHES IN
MOUNTING METHOD: THREADED STUD(S)
FEATURES PROVIDED: HERMETICALLY SEALED CASE
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY1 TAB, SOLDER LUG AND 1 THREADED STUD
MATERIALGLASS ENCLOSURE
THREAD SERIES DESIGNATORUNF
MATERIALSILICON SEMICONDUCTOR
NOMINAL THREAD SIZE0.190 INCHES IN
OVERALL LENGTH0.800 INCHES MAXIMUM IN
MOUNTING METHODTHREADED STUD(S)
FEATURES PROVIDEDHERMETICALLY SEALED CASE
MOUNTING FACILITY QUANTITY1
CURRENT RATING PER CHARACTERISTIC0.20 AMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
353-329-001Interchangeable
interchangeable cross-reference
interchangeable
756920Interchangeable
interchangeable cross-reference
interchangeable
353-8500-010Interchangeable
interchangeable cross-reference
interchangeable
L221979-2Interchangeable
interchangeable cross-reference
interchangeable
RELEASE2026Interchangeable
interchangeable cross-reference
interchangeable
1N138BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1N340?
1N340 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N340?
There are 15 known substitutes for 1N340: 353-329-001, 756920, 353-8500-010 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1N340?
1N340 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-914-4728. This indicates validated use in U.S. government and defense supply chains.
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