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1005641 — FUSEHOLDER,BLOCK

✓ Government record, cited
3M · MRO · MRO_GENERAL
PRODUCT OVERVIEW

1005641: FUSEHOLDER,BLOCK.

The FUSEHOLDER,BLOCK is a 3M industrial component. Key specifications include material: STEEL OVERALL, head_style: FILLISTER, head_height: 0.141 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.260 INCHES NOMINAL IN, thread_length: 0.406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-119-4827, 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→ 1005641
NSN: 5305-00-119-4827
NIINs: 001194827, 011142212, 015509545
FSC: 5305 — Screws
CAGE: 29092 — COLT INDUSTRIES INC HOLLEY AUTOMOTIVE DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFILLISTER
head_height0.141 INCHES NOMINAL IN
thread_class2A A
head_diameter0.260 INCHES NOMINAL IN
thread_length0.406 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL IN
washer_quantity1
special_featuresEND ITEM: HEATER DUCT ELECTRICAL. FUSEHOLDER IS 1 POLE.
thread_directionRIGHT-HAND
voltage_in_volts250.0
internal_drive_styleSLOT
NSN5305-00-119-4827
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1005641 · 3M ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.141 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
PRIMARY WASHER OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
THREAD LENGTH: 0.406 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: FILLISTER
•
PRIMARY WASHER STYLE: SPLIT HELICAL RING
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.141 INCHES NOMINAL IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
PRIMARY WASHER OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
THREAD LENGTH0.406 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEFILLISTER
PRIMARY WASHER STYLESPLIT HELICAL RING
THREAD DIRECTIONRIGHT-HAND
PRIMARY WASHER MATERIAL THICKNESS0.047 INCHES NOMINAL IN
INTERNAL DRIVE STYLESLOT
SUBSTITUTES & CROSS-REFERENCES 1
5R641Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 1005641?
1005641 is a FUSEHOLDER,BLOCK manufactured by 3M. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1005641?
There is 1 known substitute for 1005641: 5R641. Substitute compatibility should be verified for your specific system.
What is the NSN for 1005641?
1005641 is cataloged in the U.S. Government catalog under NSN 5305-00-119-4827. 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.