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HLS — FUSEHOLDER,BLOCK

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

HLS: FUSEHOLDER,BLOCK.

The FUSEHOLDER,BLOCK is a the manufacturer industrial component. Key specifications include body_style: BLOCK-SIGNAL INDICATING, body_height: 0.620 INCHES NOMINAL IN, storage_type: GENERAL PURPOSE WAREHOUSE, overall_width: 0.250 INCHES NOMINAL IN, overall_height: 1.000 INCHES NOMINAL IN, overall_length: 0.830 INCHES MINIMUM AND 0.840 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5920-01-057-4990, 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→ HLS
NSN: 5920-01-057-4990
NIINs: 010574990, 016659756
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 71400 — COOPER BUSSMANN, LLC DBA COOPER INDUSTRIES (USA)
SPECIFICATIONS
body_styleBLOCK-SIGNAL INDICATING
body_height0.620 INCHES NOMINAL IN
storage_typeGENERAL PURPOSE WAREHOUSE
overall_width0.250 INCHES NOMINAL IN
overall_height1.000 INCHES NOMINAL IN
overall_length0.830 INCHES MINIMUM AND 0.840 INCHES MAXIMUM IN
fragility_factorMODERATELY RUGGED
voltage_in_volts300.0
mounting_hole_styleIN-LINE ALONG THE LENGTH
mounting_hole_diameter0.250 INCHES NOMINAL IN
mounting_hole_quantity3
accommodated_fuse_length2.500 INCHES MAXIMUM IN
NSN5920-01-057-4990
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSEHOLDER,BLOCK TITLE COMPONENT PN HLS MFR FUSEHOLDER,BLOCK
KEY FEATURES
•
ACCOMMODATED FUSE LENGTH: 2.500 INCHES MAXIMUM IN
•
MOUNTING HOLE QUANTITY: 3
•
FRAGILITY FACTOR: MODERATELY RUGGED
•
BODY STYLE: BLOCK-SIGNAL INDICATING
•
MOUNTING HOLE STYLE: IN-LINE ALONG THE LENGTH
•
BODY HEIGHT: 0.620 INCHES NOMINAL IN
•
STORAGE TYPE: GENERAL PURPOSE WAREHOUSE
TECHNICAL CHARACTERISTICS
ACCOMMODATED FUSE LENGTH2.500 INCHES MAXIMUM IN
MOUNTING HOLE QUANTITY3
OVERALL HEIGHT1.000 INCHES NOMINAL IN
FRAGILITY FACTORMODERATELY RUGGED
BODY STYLEBLOCK-SIGNAL INDICATING
MOUNTING HOLE STYLEIN-LINE ALONG THE LENGTH
BODY HEIGHT0.620 INCHES NOMINAL IN
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
CENTER TO CENTER DISTANCE BETWEEN OUTSIDE MOUNTING HOLES ALONG LENGTH0.410 INCHES NOMINAL IN
VOLTAGE IN VOLTS300.0
SUBSTITUTES & CROSS-REFERENCES 1
265-1142-010Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 HLS?
HLS is a FUSEHOLDER,BLOCK. It is classified as a MRO (MRO_GENERAL).
What parts can replace HLS?
There is 1 known substitute for HLS: 265-1142-010. Substitute compatibility should be verified for your specific system.
What is the NSN for HLS?
HLS is cataloged in the U.S. Government catalog under NSN 5920-01-057-4990. 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.