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154390 — SEMICONDUCTOR DEVICE,THYRISTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

154390: SEMICONDUCTOR DEVICE,THYRISTOR.

The SEMICONDUCTOR DEVICE,THYRISTOR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_height: 0.200 INCHES NOMINAL IN, overall_length: 2.637 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), overall_diameter: 1.031 INCHES MAXIMUM IN, style_designator: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-023-2388, 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
154390
NSN: 2815-01-023-2388
NIINs: 010232388, 010246669, 010655569
FSC: 2815 — Diesel Engines and Components
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_height0.200 INCHES NOMINAL IN
overall_length2.637 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
overall_diameter1.031 INCHES MAXIMUM IN
style_designatorPLAIN
seat_angle_in_deg45.000 NOMINAL
nominal_thread_size0.500 INCHES IN
body_inside_diameter1.445 INCHES NOMINAL IN
body_outside_diameter1.690 INCHES NOMINAL IN
seating_surface_shapeANGULAR
semiconductor_materialSILICON
NSN2815-01-023-2388
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEMICONDUCTOR DEVICE,THYRISTOR TITLE COMPONENT PN 154390 MFR SEMICONDUCTOR DEVICE,T
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 1.690 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 1.445 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.200 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.690 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER1.445 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SEAT ANGLE IN DEG45.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
SUBSTITUTES & CROSS-REFERENCES 1
IS379HSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 154390?
154390 is a SEMICONDUCTOR DEVICE,THYRISTOR.
What parts can replace 154390?
There is 1 known substitute for 154390: IS379H. Substitute compatibility should be verified for your specific system.
What is the NSN for 154390?
154390 is cataloged in the U.S. Government catalog under NSN 2815-01-023-2388. 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.