PartsTable
Technical Data Sheet
JANTX1N2979RB ✓ 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_length: 1.253 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), special_features: WEAPON SYSTEM ESSENTIAL; JUNCTION PATTEN ARRANGEMENT: PN, features_provided: HERMETICALLY SEALED CASE, nominal_thread_size: 0.190 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-168-6006, 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
JANTX1N2979RB
NSN: 5961-01-168-6006
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
overall_length1.253 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
special_featuresWEAPON SYSTEM ESSENTIAL; JUNCTION PATTEN ARRANGEMENT: PN
features_providedHERMETICALLY SEALED CASE
nominal_thread_size0.190 INCHES IN
thread_series_designatorUNF
mounting_facility_quantity1
overall_width_across_flats0.505 INCHES MAXIMUM IN
terminal_type_and_quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
function_for_which_designedVOLTAGE REGULATOR
criticality_code_justificationFEAT
NSN5961-01-168-6006
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 JANTX1N2979RB MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
TERMINAL TYPE AND QUANTITY: 1 TAB, SOLDER LUG AND 1 THREADED STUD
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: SILICON SEMICONDUCTOR
NOMINAL THREAD SIZE: 0.190 INCHES IN
MOUNTING METHOD: THREADED STUD(S)
FEATURES PROVIDED: HERMETICALLY SEALED CASE
POWER RATING PER CHARACTERISTIC: 10.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY1 TAB, SOLDER LUG AND 1 THREADED STUD
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.).
MATERIALSILICON SEMICONDUCTOR
NOMINAL THREAD SIZE0.190 INCHES IN
OVERALL LENGTH1.253 INCHES MAXIMUM IN
MOUNTING METHODTHREADED STUD(S)
FEATURES PROVIDEDHERMETICALLY SEALED CASE
POWER RATING PER CHARACTERISTIC10.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL; JUNCTION PATTEN ARRANGEMENT: PN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC15.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
MILS19500-124Interchangeable
interchangeable cross-reference
interchangeable
353-6463-430Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/124Interchangeable
Same NIIN cross-reference
interchangeable
MIL-S-19500/124Interchangeable
Same NIIN cross-reference
interchangeable
1N1355RAInterchangeable
Same NIIN cross-reference
interchangeable
JAN1N2979RBInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is JANTX1N2979RB?
JANTX1N2979RB is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace JANTX1N2979RB?
There are 8 known substitutes for JANTX1N2979RB: MILS19500-124, 353-6463-430, MIL-PRF-19500/124 and 5 more. Substitute compatibility should be verified for your specific system.
Is JANTX1N2979RB still available?
JANTX1N2979RB is currently cancelled.
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