Wolff Recoil Spring for S&W .45 ACP Pistols
Part Number: 47315
Premium Wolff 15 LB factory-standard recoil spring designed for Smith & Wesson .45 ACP pistols. This precision-engineered spring restores factory-specification performance and ensures reliable cycling with .45 ACP ammunition. Includes extra power firing pin spring to ensure reliable primer strikes.
Compatible Models:
This recoil spring fits the following Smith & Wesson .45 ACP pistols:
- Model 645 - Full size .45 ACP
- Model 745 - Competition .45 ACP
- Model 4506 - Full size .45 ACP stainless
- Model 4526 - Full size .45 ACP with decocker
- Model 4546 - Full size .45 ACP DAO
Package Includes:
- 1 Recoil Spring (15 LB) - Factory-standard spring weight
- 1 Extra Power Firing Pin Spring - Ensures reliable primer ignition
Key Features:
- 15 LB Factory Standard: Factory-specification spring weight for reliable operation
- Includes Firing Pin Spring: Extra power firing pin spring maintains reliable ignition
- .45 ACP Ready: Designed for standard .45 ACP ammunition
- Premium Quality: Made in USA by Wolff GunspringMakers with over 75 years of expertise
- Reliable Cycling: Ensures consistent, reliable operation
- Direct Replacement: Drop-in fit for factory recoil spring
- Corrosion Resistant: High-quality spring steel construction
Technical Specifications:
- Spring Type: Recoil Spring (Factory Standard)
- Spring Weight: 15 LB
- Compatible Caliber: .45 ACP
- Compatible Models: 645, 745, 4506, 4526, 4546
- Material: Premium spring steel
- Finish: Corrosion-resistant
- Manufacturer: Wolff GunspringMakers (USA)
- Condition: New
- Weight: 2 oz
- Package: 1 recoil spring + 1 firing pin spring
Installation:
Installation requires field stripping your S&W pistol to access the recoil spring assembly. Remove the slide, replace the old recoil spring with the new Wolff spring, and reassemble. The firing pin spring requires further disassembly of the slide. If you're not comfortable performing this installation, have a qualified gunsmith install the springs. Always function test with your carry ammunition after installation.
Why Choose Wolff Recoil Springs?
Since 1948, Wolff has been America's premier manufacturer of precision firearm springs. Their recoil springs are engineered to exacting tolerances, providing smooth, reliable performance with factory-specification spring weights. The included extra power firing pin spring ensures reliable ignition with all ammunition types.
Frequently Asked Questions:
Q: When should I replace my recoil spring?
A: Replace recoil springs after high round counts (typically 3,000-5,000 rounds), if you notice cycling issues, or as preventive maintenance every few years.
Q: Why is a firing pin spring included?
A: The extra power firing pin spring ensures reliable primer strikes and is a common maintenance item that should be replaced with the recoil spring.
Q: Is this suitable for carry use?
A: Yes, this is the factory-specification spring weight ideal for carry use with standard .45 ACP ammunition.
Warranty & Returns:
Wolff springs are backed by the manufacturer's quality guarantee against defects in materials and workmanship. All products are eligible for return within our standard return policy period if unused and in original condition.
Package Contents: 1 Wolff Recoil Spring (15 LB) + 1 Extra Power Firing Pin Spring
Pro Tip: Replace your recoil spring regularly to maintain reliable cycling and extend the life of your pistol.