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421794 — SEMICONDUCTOR DEVICE,DIODE

✓ Government record, cited
— · SFP TRANSCEIVER
PRODUCT OVERVIEW

421794: SEMICONDUCTOR DEVICE,DIODE.

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: GLASS ENCLOSURE, overall_length: 0.160 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 1.250 INCHES NOMINAL IN, overall_diameter: 0.075 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE. This part is cataloged in the U.S.

Government catalog under NSN 5961-00-576-6771, 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
421794
NSN: 5961-00-576-6771
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 49671 — LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN DIV LOCKHEED MARTIN (USA)
SPECIFICATIONS
materialGLASS ENCLOSURE
overall_length0.160 INCHES NOMINAL IN
mounting_methodTERMINAL
terminal_length1.250 INCHES NOMINAL IN
overall_diameter0.075 INCHES NOMINAL IN
features_providedHERMETICALLY SEALED CASE
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
function_for_which_designedZENER DIODE
specification/standard_data80131-RELEASE5566 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic500.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic1.40 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
NSN5961-00-576-6771
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 421794 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
•
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 91.0 NOMINAL NOMINAL REGULATOR VOLTAGE
•
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS AMBIENT AIR DEGC
•
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: DO-204AH
•
OVERALL DIAMETER: 0.075 INCHES NOMINAL IN
•
TERMINAL LENGTH: 1.250 INCHES NOMINAL IN
•
MOUNTING METHOD: TERMINAL
•
FEATURES PROVIDED: HERMETICALLY SEALED CASE
TECHNICAL CHARACTERISTICS
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC91.0 NOMINAL NOMINAL REGULATOR VOLTAGE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS AMBIENT AIR DEGC
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONDO-204AH
OVERALL DIAMETER0.075 INCHES NOMINAL IN
TERMINAL LENGTH1.250 INCHES NOMINAL IN
MOUNTING METHODTERMINAL
OVERALL LENGTH0.160 INCHES NOMINAL IN
FEATURES PROVIDEDHERMETICALLY SEALED CASE
CURRENT RATING PER CHARACTERISTIC1.40 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
SPECIFICATION/STANDARD DATA80131-RELEASE5566 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
SUBSTITUTES & CROSS-REFERENCES 6
MZ92-91BReference document
Same NSN cross-reference
Reference document — Secondary reference
421787Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
1N5270BReference document
Same NSN cross-reference
Reference document — Design control — primary reference
RELEASE5566Reference document
Same NSN cross-reference
Reference document — Secondary reference
1N5886BReference document
Same NSN cross-reference
Reference document — Secondary reference
1N5270Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 421794?
421794 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 421794?
There are 6 known substitutes for 421794: MZ92-91B, 421787, 1N5270B and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 421794?
421794 is cataloged in the U.S. Government catalog under NSN 5961-00-576-6771. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.