Wolff Service Pak Type-1 for S&W Pistols
Part Number: 69391
Complete Wolff Service Pak Type-1 designed to restore your Smith & Wesson 9mm pistol to factory-fresh condition. This comprehensive spring kit contains 12 precision-engineered springs to replace weakened or broken springs, ensuring reliable operation and optimal performance.
Compatible Models:
This Service Pak Type-1 fits the following Smith & Wesson 9mm pistols:
- Model 39 - Single stack 9mm
- Model 439 - Compact 9mm
- Model 539 - Compact 9mm
- Model 639 - Stainless compact 9mm
- Model 3904 - Compact 9mm
- Model 3944 - Compact 9mm DAO
- Model 909 - Economy 9mm
- Model 5904 - Full size 9mm
- Model 5924 - Full size 9mm
Complete Spring Kit Includes:
- Recoil Spring - Returns slide to battery
- Extra Power Firing Pin Spring - Ensures reliable primer strikes
- Hammer Spring - Controls hammer fall
- Extractor Spring - Maintains positive extraction
- 2 Ejector Springs - Ensures reliable ejection
- Magazine Catch Spring - Secures magazine retention
- Drawbar Plunger Spring (Trigger Return Spring) - Controls trigger reset
- Safety Lever Plunger Spring - Maintains safety engagement
- Slide Lock Plunger Spring - Controls slide stop function
- Safety Lever Detent Spring - Provides positive safety detent
- Rear Sight Body Plunger Spring - Secures rear sight
Key Features:
- Complete Restoration Kit: 12 springs to return pistol to factory condition
- Premium Quality: Made in USA by Wolff GunspringMakers with over 75 years of expertise
- Cost Effective: More economical than buying springs individually
- Preventive Maintenance: Replace all springs at once for optimal reliability
- Competition & Carry Ready: Ensures reliable function for any use
- Factory Specifications: Returns pistol to original performance
Technical Specifications:
- Kit Type: Service Pak Type-1
- Number of Springs: 12 springs
- Compatible Caliber: 9mm
- Material: Premium spring steel
- Finish: Corrosion-resistant
- Manufacturer: Wolff GunspringMakers (USA)
- Condition: New
- Weight: 0.7 oz
Installation:
Installation requires complete disassembly of your S&W pistol. This kit is recommended for experienced gunsmiths or knowledgeable owners comfortable with detailed disassembly. If you're not comfortable performing this installation, have a qualified gunsmith install the springs. Always function test thoroughly after installation.
Why Choose Wolff Service Paks?
Since 1948, Wolff has been America's premier manufacturer of precision firearm springs. Their Service Pak Type-1 provides everything needed to restore your S&W pistol to factory-fresh condition in one convenient package. This is the most cost-effective way to ensure your pistol operates reliably for years to come.
Frequently Asked Questions:
Q: When should I replace my pistol's springs?
A: Springs should be replaced if you notice reliability issues, after high round counts (typically 5,000-10,000 rounds), or as preventive maintenance every few years.
Q: Do I need to replace all springs at once?
A: While not required, replacing all springs ensures consistent, reliable performance and is more cost-effective than buying individually.
Q: Will this restore my pistol to factory condition?
A: Yes, this Service Pak contains factory-specification springs designed to return your pistol to original performance.
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: 12 Wolff springs (complete Service Pak Type-1)
Pro Tip: This is the most economical way to restore your S&W pistol's reliability and performance with genuine Wolff quality springs.