Weathermatic Silver Bullet Diaphragm Spring 45-113 - 12000 Series

OEM Weathermatic part 45-113 - stainless-steel diaphragm spring designed for Silver Bullet valve assemblies (12000 series). Direct replacement for the Silver Bullet (SB/12000) diaphragm spring; restores proper diaphragm tension and valve operation.

• OEM replacement for Weathermatic part number 45-113; fits Silver Bullet 12000 series and compatible SB models.
• Stainless-steel construction resists corrosion for long service life in buried irrigation systems.
• Restores diaphragm tension to prevent valve leaks and ensures reliable, pressure-activated operation.
• Simple swap-in replacement: remove cover bolts, replace spring, reassemble; no special tools required for basic service.
• Refer to technical specification and sales sheet for fitment, installation diagrams, and electrical ratings.

Keep a small inventory of OEM springs for quick repairs. If you're unsure about fitment, consult the valve parts diagram or the valve's technical sheet before ordering.