28P8837-1 — IMPELLER,FAN,AXIAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

28P8837-1: 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: 6.700 INCHES NOMINAL IN, material: ALUMINUM OVERALL, hub_location: CENTER, style_designator: STRAIGHT TIP, attachment_method: BOLT HOLE, mounting_hole_diameter: 0.200 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-635-0888, 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

28P8837-1

NSN: 4140-00-635-0888
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)

SPECIFICATIONS

diameter	6.700 INCHES NOMINAL IN
material	ALUMINUM OVERALL
hub_location	CENTER
blade_quantity	8
style_designator	STRAIGHT TIP
attachment_method	BOLT HOLE
mounting_hole_diameter	0.200 INCHES NOMINAL IN
mounting_hole_quantity	3
mounting_bolt_circle_diameter	2.563 INCHES NOMINAL IN
NSN	4140-00-635-0888

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING HOLE QUANTITY: 3

•

STYLE DESIGNATOR: STRAIGHT TIP

•

ATTACHMENT METHOD: BOLT HOLE

•

MOUNTING HOLE DIAMETER: 0.200 INCHES NOMINAL IN

•

DIAMETER: 6.700 INCHES NOMINAL IN

•

BLADE QUANTITY: 8

•

MOUNTING BOLT CIRCLE DIAMETER: 2.563 INCHES NOMINAL IN

•

HUB LOCATION: CENTER

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	3
STYLE DESIGNATOR	STRAIGHT TIP
ATTACHMENT METHOD	BOLT HOLE
MOUNTING HOLE DIAMETER	0.200 INCHES NOMINAL IN
DIAMETER	6.700 INCHES NOMINAL IN
BLADE QUANTITY	8
MOUNTING BOLT CIRCLE DIAMETER	2.563 INCHES NOMINAL IN
HUB LOCATION	CENTER
MATERIAL	ALUMINUM OVERALL

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

P28B8837Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 28P8837-1?

28P8837-1 is a IMPELLER,FAN,AXIAL.

What parts can replace 28P8837-1?

There is 1 known substitute for 28P8837-1: P28B8837. Substitute compatibility should be verified for your specific system.

What is the NSN for 28P8837-1?

28P8837-1 is cataloged in the U.S. Government catalog under NSN 4140-00-635-0888. This indicates validated use in U.S. government and defense supply chains.

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28P8837-1 — IMPELLER,FAN,AXIAL

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