Product Details | AXIAL FAN IMPELLER

4140-01-186-9755 An item with blades or vanes equally spaced radially around the periphery of a hub, flange, or rotor. It is the rotating part of an axial type fan, electric motor, generator, and the like which creates a flow of air or gas parallel to the axis of rotation.20229300045Engine Cooling System Components, Nonaircraft41400043Fans, Air Circulators, and Blower Equipment

Part Alternates: FF-9114 PIECE 11, FF9114PIECE11, 505551-344, 4140-01-186-9755, 01-186-9755, 4140011869755, 505551344, 011869755

Refrigeration, Air Conditioning, and Air Circulating Equipment | Fans, Air Circulators, and Blower Equipment

Supply Group (FSG) NSN Assign. NIIN
41 16 AUG 1984 01-186-9755

Drawings & Photos | NSN 4140-01-186-9755


Demand History | NSN 4140-01-186-9755

Part Number Request Date QTY Origin
505551-344 2025-12-342 3 DIBBS
505551-344 2025-11-317 3 DIBBS
4140-01-186-9755 2011-01-17 1 DIBBS
4140-01-186-9755 2011-01-14 2 DIBBS

Cross Reference | NSN 4140-01-186-9755

Part Number Cage Code Manufacturer
505551-344 75477 HOWDEN NORTH AMERICA INC. DBA HOWDEN NORTH AMERICA
FF-9114 PIECE 11 75477 HOWDEN NORTH AMERICA INC. DBA HOWDEN NORTH AMERICA

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Technical Data | NSN 4140-01-186-9755

Characteristic Specifications
STYLE DESIGNATOR 1 ROUNDED TIP
DIAMETER 29.160 INCHES MINIMUM AND 29.170 INCHES MAXIMUM
MATERIAL ALUMINUM ALLOY OVERALL
BLADE QUANTITY 6
HUB LOCATION CENTER
ATTACHMENT METHOD KEYWAY
III END ITEM IDENTIFICATION VANEAXIAL FAN,JOY MFG CO MODEL A10A
MANUFACTURERS CODE 75477
DESIGN CONTROL REFERENCE 505551-344

Restrictions/Controls & Freight Information | NSN 4140-01-186-9755

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 120975 FAN/FAN BLADE ASSEMBLIES STEEL
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 593 unknown
Originating Activity Code CX Defense Supply Center Richmond
Richmond, VA 23297-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4140-01-186-9755

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each