42-B2591 — IMPELLER,FAN,AXIAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

42-B2591: 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: 8.500 INCHES NOMINAL IN, material: PLASTIC OVERALL, hub_location: CENTER, special_features: CCW ROTATION FACING AIR DISCHARGE, style_designator: INTEGRAL SLINGER RING, attachment_method: BOLT HOLE. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-104-2396, 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

42-B2591

NSN: 4140-01-104-2396
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 28953 — RIX INDUSTRIES (USA)

SPECIFICATIONS

diameter	8.500 INCHES NOMINAL IN
material	PLASTIC OVERALL
hub_location	CENTER
blade_quantity	7
special_features	CCW ROTATION FACING AIR DISCHARGE
style_designator	INTEGRAL SLINGER RING
attachment_method	BOLT HOLE
mounting_hole_diameter	0.375 INCHES NOMINAL IN
mounting_hole_quantity	1
end_item_identification	COMPRESSOR,RIX INDUSTRIES MODEL 1S3B-6,SERIAL NUMBERS 5091 THRU 5177 AND 5251 THRU 5372
rotation_direction_for_which_designed	COUNTERCLOCKWISE
NSN	4140-01-104-2396

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING HOLE QUANTITY: 1

•

STYLE DESIGNATOR: INTEGRAL SLINGER RING

•

ATTACHMENT METHOD: BOLT HOLE

•

MOUNTING HOLE DIAMETER: 0.375 INCHES NOMINAL IN

•

DIAMETER: 8.500 INCHES NOMINAL IN

•

BLADE QUANTITY: 7

•

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	1
STYLE DESIGNATOR	INTEGRAL SLINGER RING
ATTACHMENT METHOD	BOLT HOLE
MOUNTING HOLE DIAMETER	0.375 INCHES NOMINAL IN
DIAMETER	8.500 INCHES NOMINAL IN
BLADE QUANTITY	7
HUB LOCATION	CENTER
SPECIAL FEATURES	CCW ROTATION FACING AIR DISCHARGE
END ITEM IDENTIFICATION	COMPRESSOR,RIX INDUSTRIES MODEL 1S3B-6,SERIAL NUMBERS 5091 THRU 5177 AND 5251 THRU 5372
MATERIAL	PLASTIC OVERALL

SUBSTITUTES & CROSS-REFERENCES 2

42-106Reference document

Same NSN cross-reference

Reference document — Secondary reference

135-A4530Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 42-B2591?

42-B2591 is a IMPELLER,FAN,AXIAL.

What parts can replace 42-B2591?

There are 2 known substitutes for 42-B2591: 42-106, 135-A4530. Substitute compatibility should be verified for your specific system.

What is the NSN for 42-B2591?

42-B2591 is cataloged in the U.S. Government catalog under NSN 4140-01-104-2396. This indicates validated use in U.S. government and defense supply chains.

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42-B2591 — IMPELLER,FAN,AXIAL

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