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Technical Data Sheet
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491-04-020 — FUSEHOLDER,BLOCK

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

491-04-020: FUSEHOLDER,BLOCK.

The FUSEHOLDER,BLOCK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5920-01-698-7720, 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→ 491-04-020
NSN: 5920-01-698-7720
NIINs: 016987720, 017018255
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 6Z538 — CAROLINA POWER SYSTEMS OF SUMTER INC (USA)
SPECIFICATIONS
Part Number491-04-020
NSN5920-01-698-7720
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSEHOLDER,BLOCK TITLE COMPONENT PN 491-04-020 MFR FUSEHOLDER,BLOCK
SUBSTITUTES & CROSS-REFERENCES 1
491-04-020 ITEM NUMBER 111Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 491-04-020?
491-04-020 is a FUSEHOLDER,BLOCK. It is classified as a MRO (MRO_GENERAL).
What parts can replace 491-04-020?
There is 1 known substitute for 491-04-020: 491-04-020 ITEM NUMBER 111. Substitute compatibility should be verified for your specific system.
What is the NSN for 491-04-020?
491-04-020 is cataloged in the U.S. Government catalog under NSN 5920-01-698-7720. This indicates validated use in U.S. government and defense supply chains.
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