SK-3750 — IMPELLER,FAN,AXIAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

SK-3750: IMPELLER,FAN,AXIAL.

The IMPELLER,FAN,AXIAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include diameter: 26.0 MILLIMETERS NOMINAL MM, style_designator: STRAIGHT TIP, attachment_method: BOLT HOLE, mounting_hole_diameter: 0.40 MILLIMETERS NOMINAL MM, mounting_bolt_circle_diameter: 3.50 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-173-2266, 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

SK-3750

NSN: 4140-01-173-2266
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 53591 — SCHWITZER ENGINE COMPONENTS A HOUSEHOLD INTL CO (USA)

SPECIFICATIONS

diameter	26.0 MILLIMETERS NOMINAL MM
blade_quantity	6
style_designator	STRAIGHT TIP
attachment_method	BOLT HOLE
mounting_hole_diameter	0.40 MILLIMETERS NOMINAL MM
mounting_hole_quantity	6
mounting_bolt_circle_diameter	3.50 MILLIMETERS NOMINAL MM
NSN	4140-01-173-2266

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING HOLE QUANTITY: 6

•

STYLE DESIGNATOR: STRAIGHT TIP

•

ATTACHMENT METHOD: BOLT HOLE

•

MOUNTING HOLE DIAMETER: 0.40 MILLIMETERS NOMINAL MM

•

DIAMETER: 26.0 MILLIMETERS NOMINAL MM

•

BLADE QUANTITY: 6

•

MOUNTING BOLT CIRCLE DIAMETER: 3.50 MILLIMETERS NOMINAL MM

TYPICAL APPLICATIONS

Server thermal management and cooling
Hot-swap fan replacement in production environments
Redundant cooling for high-availability systems

TECHNICAL CHARACTERISTICS

MOUNTING HOLE QUANTITY	6
STYLE DESIGNATOR	STRAIGHT TIP
ATTACHMENT METHOD	BOLT HOLE
MOUNTING HOLE DIAMETER	0.40 MILLIMETERS NOMINAL MM
DIAMETER	26.0 MILLIMETERS NOMINAL MM
BLADE QUANTITY	6
MOUNTING BOLT CIRCLE DIAMETER	3.50 MILLIMETERS NOMINAL MM

OTHER ITEMS IN FSC 4140 — Fans, Air Circulators, and Blower Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4140-00-000-0082 4140-00-001-1517 4140-00-001-1536 4140-00-001-1537 4140-00-001-3930 4140-00-001-6464 4140-00-001-6874 4140-00-001-6875

SUBSTITUTES & CROSS-REFERENCES 1

M1124270C1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SK-3750?

SK-3750 is a IMPELLER,FAN,AXIAL.

What parts can replace SK-3750?

There is 1 known substitute for SK-3750: M1124270C1. Substitute compatibility should be verified for your specific system.

What is the NSN for SK-3750?

SK-3750 is cataloged in the U.S. Government catalog under NSN 4140-01-173-2266. This indicates validated use in U.S. government and defense supply chains.

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SK-3750 — IMPELLER,FAN,AXIAL

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