✅ 1911 Mainspring Housing Pin – Stainless Steel
Our Mainspring Housing Pin provide a Precision Fit • Hardened Strength • Long Service Life
The 1911 Main Spring Housing Pin – Stainless Steel provides a precision-fit replacement solution for worn or damaged factory pins. This hardened stainless steel pin restores proper mainspring housing retention, improves frame alignment, and ensures long-term reliability in both duty and competition pistols.
Loose or worn mainspring housing pins cause movement, poor alignment, and inconsistent performance. This 1911 stainless steel mainspring housing pin eliminates those issues by delivering tight fit, high strength, and smooth installation.
✅ Precision Swiss CNC Manufacturing
This 1911 mainspring housing pin begins as high-grade stainless steel and is machined on high-end Swiss CNC screw machines for exact dimensional control. After machining, each pin receives:
• Centerless grinding for perfect diameter
• Full heat treatment and hardening
• Final surface finishing for smooth installation
The result is a pin that installs clean, seats tightly, and resists wear under heavy recoil and extended use.
✅ Built for Strength & Long-Term Reliability
Unlike soft factory pins, this hardened stainless steel mainspring housing pin:
• Resists bending and deformation
• Prevents pin walk
• Maintains proper housing alignment
• Handles high-round-count use
• Extends service life of your frame and components
All pins meet or exceed manufacturer specifications for proper fit and performance.
✅ Key Features & Benefits
✅ Precision-fit 1911 mainspring housing pin
✅ High-grade stainless steel construction
✅ Swiss CNC machined for accuracy
✅ Centerless ground for exact fit
✅ Fully heat treated and hardened
✅ Prevents loosening and pin walk
✅ Maintains proper mainspring housing alignment
✅ Corrosion-resistant stainless finish
✅ Ready to install
✅ Long service life under heavy use
✅ Compatibility
• Most 1911 pistols
• Government, Commander, and many custom frames
• Compatible with major manufacturers
✅ Ideal Applications
• Worn or damaged pin replacement
• Custom 1911 builds
• Competition pistols
• Duty and carry pistols
• Preventive maintenance upgrades
✅ Finish
Finish: Natural Stainless Steel
• Corrosion resistant
• Clean, professional appearance
• Matches stainless and two-tone pistols
✅ Summary
If your mainspring housing pin feels loose, worn, or inconsistent, the 1911 Main Spring Housing Pin – Stainless Steel delivers:
✔ Precision fit
✔ Hardened stainless durability
✔ Secure housing retention
✔ Smooth installation
✔ Long-term reliability
This small but critical part plays a major role in the strength, alignment, and performance of your 1911 pistol.
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