My Cart

Shipping is FREE!

No items in cart.

Subtotal:
$0.00

FREE SHIPPING

ON ALL ORDERS!

EXPERT CUSTOMER SERVICE

Briggs and Stratton 691801 SPRING-PUMP DIAPH

MPN: BS691801

$9.95
Ensure the longevity and optimal performance of your outdoor power equipment with genuine Briggs and Stratton replacement parts. Designed with precision and manufactured to the highest standards, these parts guarantee a perfect fit and seamless integration with your equipment. Whether you’re performing routine maintenance or addressing specific repair needs, Briggs and Stratton replacement parts offer reliability, durability, and exceptional quality.

  • Fits many 422432 / 422435 / 422437 / 422442 / 422445 / 422447 / 422707 / 422777 / 42A707 / 42A777 / 42B707 / 42D707 / 42D777 / 42E707 / 42E777 / 460707 / 460777 / 461707 / 461777
  • Engine part compatibility is determined by the model number of the engine. For questions regarding compatibility, please contact us.
  • Regulates Fuel Flow: The pump diaphragm spring is essential for regulating the flow of fuel in the carburetor or fuel pump, ensuring consistent and efficient fuel delivery to the engine
  • Maintains Pressure: It helps maintain the necessary pressure within the fuel system, contributing to smooth and reliable engine operation
  • Enhances Engine Performance: By providing the necessary tension to the diaphragm, the spring aids in optimizing engine performance and fuel efficiency
  • Durability: Made from high-quality materials, the pump diaphragm spring is designed to withstand the demands of engine operation, enhancing the longevity and reliability of your equipment

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Find Parts With Part Diagrams

We get it, fixing outdoor power equipment can be hard, but finding the right part is easier with our Part Lookup Tool.

Go to Parts Lookup Tool