NSN 4320-00-383-3851 Repair Services

Centrifugal Pump Impeller Overhaul, Repair, and Maintenance

MPN: 118431, PB4Z335, PBZ335, 12961-41, 812961-041, 812961-041BR

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 4320-00-383-3851 centrifugal pump impeller
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NSN 4320003833851


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AS9120B:2015 ISO 9001 Audited and Certified

FAA and EASA Part 145 Certified Repair Stations Ensuring the highest standards of quality and compliance for our clients' needs.

We specialize in the repair and refurbishment of nsn components. From mechanical assemblies to rotor blades, our comprehensive capabilities cover a wide range of NSN parts, providing cost effective solutions to extend the operational life of vital equipment.

NSN 4320-00-383-3851 has been designated as a repairable item and has been included in our capabilities catalog. If you require overhaul or repair services use the form on this page to send us your information. We will provide you with a lead time and price quote.

Repairability and Datasheet

NSN 4320-00-383-3851 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 4320-00-383-3851
Categorization Parts, , of pumps for liquids
Repairability Code Z

This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Approximate Weight 0.2lb
Overall Width 1.438 inches
Keyway Width 0.094 inches
Keyway Depth 0.094 inches
Overall Diameter 2.750 inches
Keyway Quantity 1
Keyway Length 0.750 inches
Blade Quantity 5
Hub Length 0.688 inches
Blade Type Forward curve
Design Type Single width
Mounting Method Key
Rotation Direction For Which Designed Clockwise
Hub Bore Diameter 1.375 inches
Hub Location Front side
Hub Quantity 2
Hub Projection Length Beyond Wheel Side 0.375 inches
Keyway Type Rectangular
Material Brass

Part Numbers

Part Number Company RNAAC (Repair Depot)
118431 ITT BELL AND GOSSET-HYDRONICS AX - DLA LAND AND MARITIME
PB4Z335 ITT BELL AND GOSSET-HYDRONICS AX - DLA LAND AND MARITIME
PBZ335 ITT BELL AND GOSSET-HYDRONICS AX - DLA LAND AND MARITIME
12961-41 ARMSTRONG PUMPS INC. AX - DLA LAND AND MARITIME
812961-041 ARMSTRONG PUMPS INC. AX - DLA LAND AND MARITIME
812961-041BR ARMSTRONG PUMPS INC. AX - DLA LAND AND MARITIME