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389666 — FUSEHOLDER,BLOCK

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

389666: FUSEHOLDER,BLOCK.

The FUSEHOLDER,BLOCK is a the manufacturer industrial component. Key specifications include material: STEEL CONTACT, body_style: SIDE BARRIER TYPE, overall_width: 1.250 INCHES NOMINAL IN, overall_height: 1.375 INCHES NOMINAL IN, overall_length: 3.000 INCHES NOMINAL IN, mounting_hole_style: IN-LINE ALONG THE LENGTH. This part is cataloged in the U.S.

Government catalog under NSN 5920-00-898-7674, 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
MRO→ MRO_GENERAL→ 389666
NSN: 5920-00-898-7674
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 60969 — GENERAL ELECTRIC CO ELECTRICAL DISTRIBUTION AND CONTROL (USA)
SPECIFICATIONS
materialSTEEL CONTACT
body_styleSIDE BARRIER TYPE
overall_width1.250 INCHES NOMINAL IN
overall_height1.375 INCHES NOMINAL IN
overall_length3.000 INCHES NOMINAL IN
mounting_hole_styleIN-LINE ALONG THE LENGTH
mounting_hole_diameter0.187 INCHES NOMINAL IN
accommodated_fuse_length2.000 INCHES NOMINAL IN
terminal_type_and_quantity2 SCREW
fuse_accommodation_quantity1
accommodated_ferrule_diameter0.500 INCHES NOMINAL IN
fuse_terminal_type_accommodatedFERRULE
NSN5920-00-898-7674
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSEHOLDER,BLOCK TITLE COMPONENT PN 389666 MFR FUSEHOLDER,BLOCK
KEY FEATURES
•
ACCOMMODATED FUSE LENGTH: 2.000 INCHES NOMINAL IN
•
BODY STYLE: SIDE BARRIER TYPE
•
MOUNTING HOLE STYLE: IN-LINE ALONG THE LENGTH
•
CENTER TO CENTER DISTANCE BETWEEN OUTSIDE MOUNTING HOLES ALONG LENGTH: 1.500 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
ACCOMMODATED FUSE LENGTH2.000 INCHES NOMINAL IN
OVERALL HEIGHT1.375 INCHES NOMINAL IN
BODY STYLESIDE BARRIER TYPE
MOUNTING HOLE STYLEIN-LINE ALONG THE LENGTH
CENTER TO CENTER DISTANCE BETWEEN OUTSIDE MOUNTING HOLES ALONG LENGTH1.500 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.187 INCHES NOMINAL IN
OVERALL LENGTH3.000 INCHES NOMINAL IN
OVERALL WIDTH1.250 INCHES NOMINAL IN
ACCOMMODATED FERRULE DIAMETER0.500 INCHES NOMINAL IN
FUSE TERMINAL TYPE ACCOMMODATEDFERRULE
SUBSTITUTES & CROSS-REFERENCES 2
42-482Reference document
Same NSN cross-reference
Reference document — Secondary reference
GE8411-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 389666?
389666 is a FUSEHOLDER,BLOCK. It is classified as a MRO (MRO_GENERAL).
What parts can replace 389666?
There are 2 known substitutes for 389666: 42-482, GE8411-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 389666?
389666 is cataloged in the U.S. Government catalog under NSN 5920-00-898-7674. 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.