Husqvarna 503896701 Diaphragm – Genuine OEM Carburetor Diaphragm

Part Number: 503896701
Category: Outdoor Power Equipment Parts
Type: Diaphragm – Genuine OEM Carburetor Metering Diaphragm

The Husqvarna 503896701 Diaphragm is a genuine OEM carburetor metering diaphragm designed for select Husqvarna, Jonsered, Craftsman, Poulan, Weed Eater, and Paramount outdoor power equipment. Engineered to original factory specifications, this diaphragm regulates fuel delivery within the carburetor by responding to pressure changes during engine operation, helping maintain the proper air-fuel mixture for reliable starting, smooth idling, and consistent engine performance. It is an ideal replacement for a hardened, torn, or worn diaphragm that can cause hard starting, poor acceleration, surging, or engine stalling.

Product Specifications

• Part Number: 503896701
• Manufacturer: Husqvarna
• Product Type: Carburetor Metering Diaphragm
• Function: Regulates Fuel Delivery Within the Carburetor
• Location: Carburetor Metering Chamber
• Material: Flexible Fuel-Resistant Diaphragm Material
• Compatible Brands: Husqvarna, Jonsered, Craftsman, Poulan, Weed Eater, and Paramount (select models)
• OEM Status: Genuine Husqvarna OEM Part
• Condition: New

Features & Benefits

• Genuine Husqvarna OEM carburetor metering diaphragm
• Helps maintain proper air-fuel mixture
• Restores reliable starting and smooth engine operation
• Flexible, fuel-resistant construction for long service life
• Direct replacement for hardened or damaged diaphragms
• Precision manufactured for dependable OEM fit
• Manufactured to original factory specifications
• Maintains OEM quality, fit, and reliability

Applications

• Select Husqvarna chainsaws
• Select Husqvarna trimmers
• Select Husqvarna brush cutters
• Select Husqvarna edgers
• Select Husqvarna leaf blowers
• Carburetor repair and rebuilds
• OEM replacement for compatible models

Important Notes

• Verify compatibility with your specific Husqvarna model before ordering.
• Designed as a genuine OEM Carburetor Metering Diaphragm for equipment requiring part number 503896701.
• This diaphragm installs between the metering diaphragm gasket and the carburetor cover as part of the carburetor's fuel metering system.
• This listing is for the metering diaphragm only. Gaskets, carburetor body, primer bulb, fuel lines, and other carburetor components are sold separately.
• Replaces OEM part numbers: 501362052, 502182801, 504130808, 505520113, 530035014, 531002429, and 531004512.