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D51 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include shape: STRAIGHT, length: 1.250 INCHES NOMINAL IN, diameter: 0.125 INCHES NOMINAL IN, material: TUNGSTEN CARBIDE, load_type: INDUCTIVE AND RESISTIVE, plate_type: NEGATIVE AND POSITIVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4920-00-732-5846, 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
D51
NSN: 4920-00-732-5846
FSC: 4920
CAGE: 06858 — SIEH INC DBA UNITED PLUMBING (USA)
SPECIFICATIONS
shapeSTRAIGHT
length1.250 INCHES NOMINAL IN
diameter0.125 INCHES NOMINAL IN
materialTUNGSTEN CARBIDE
load_typeINDUCTIVE AND RESISTIVE
plate_typeNEGATIVE AND POSITIVE
temp_rating80.0 FAHRENHEIT DEGF
cell_quantity6
overall_width5.060 INCHES NOMINAL IN
terminal_typeLUG
mounting_shankINCLUDED
overall_height8.930 INCHES NOMINAL IN
NSN4920-00-732-5846
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEMICONDUCTOR DEVICE,DIODE TITLE COMPONENT PN D51 MFR SEMICONDUCTOR DEVICE,D
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
D51Interchangeable
interchangeable cross-reference
interchangeable
70030020Interchangeable
interchangeable cross-reference
interchangeable
SD-51Interchangeable
interchangeable cross-reference
interchangeable
9TD6CWInterchangeable
interchangeable cross-reference
interchangeable
ORC-17-160Interchangeable
interchangeable cross-reference
interchangeable
8071-167/MDL. NO. D51Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D51?
D51 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace D51?
There are 7 known substitutes for D51: D51, 70030020, SD-51 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D51?
D51 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4920-00-732-5846. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026