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194524 — FAN,CIRCULATING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

194524: FAN,CIRCULATING.

The FAN,CIRCULATING is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include end_item_identification: 3805-01-537-7952, DITCHING MACHINE RT40, part_name_assigned_by_controlling_agency: 15.750 INCH FAN IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-327-8254, 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
194524
NSN: 5305-01-327-8254
NIINs: 013278254, 015482551
FSC: 5305 — Screws
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
end_item_identification3805-01-537-7952, DITCHING MACHINE RT40
part_name_assigned_by_controlling_agency15.750 INCH FAN IN
NSN5305-01-327-8254
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 194524 · OEM ⚠ 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONPRESSURE REGULATING VALVE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
SUBSTITUTES & CROSS-REFERENCES 3
236001-0001 ITEM 83L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
194524L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
236001-0001 ITEM 83Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 194524?
194524 is a FAN,CIRCULATING.
What parts can replace 194524?
There are 3 known substitutes for 194524: 236001-0001 ITEM 83L1, 194524L1, 236001-0001 ITEM 83. Substitute compatibility should be verified for your specific system.
What is the NSN for 194524?
194524 is cataloged in the U.S. Government catalog under NSN 5305-01-327-8254. 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.