Low Perm Primer Bulb 1 Pk

The Seachoice 21321 primer bulb is a high-output fuel priming component designed for marine applications using 5/16 inch inside diameter fuel hoses. This primer bulb delivers reliable, efficient fuel flow to your engine, ensuring smooth operation and reducing priming time before startup.

Engineered from low permeation material, this primer bulb resists ultraviolet light, alcohol, and ozone exposure, making it ideal for harsh marine environments and extreme temperature conditions. It maintains flexibility and function year-round, whether in summer heat or winter cold. The bulb is compatible with ethanol-blended fuels, giving you flexibility in fuel choices.

Features and Benefits

• 60% Higher Output: Delivers 60 percent more output per pump stroke than leading competitors, allowing for quick and efficient priming.
• Double Check Valves: High-flow double check valves ensure fast priming and low-restriction fuel flow, reducing pressure loss in the fuel line.
• Low Permeation Design: Engineered material prevents fuel evaporation, saving fuel and money while protecting air quality and meeting strict environmental standards.
• Temperature Resilience: Maintains flexibility and prevents collapse in extreme temperatures, ensuring reliable performance in any weather condition.
• Stainless Steel Clamps: Corrosion-resistant stainless steel clamps provide a secure, durable connection that prevents leaks and enhances safety.
• Environmental Compliance: Meets the maximum 15 grams per square meter per day permeation allowance as demonstrated through California Air Resources Board test TP-512.

Specifications

• Brand: Seachoice
• Model: 21321
• Hose Size: 5/16 inch inside diameter
• Clamps: Stainless steel
• Material: Low permeation
• Valve Type: Double check valves
• Quantity: 1 pack