Description
The Imperial S77507 is a genuine OEM replacement lock nut engineered specifically for use with Imperial’s 206FB and 406FA tube benders. When a worn or damaged lock nut compromises the precision and safety of your tube bending operations, this factory-matched component restores your tool to full working condition quickly and cost-effectively — without the need for a full tool replacement.
Designed to Imperial’s exacting standards, the S77507 lock nut delivers a secure, reliable fit that maintains proper tension and alignment throughout the bending process. Whether you’re working with copper, aluminum, or other soft tubing in HVAC/R, plumbing, or refrigeration applications, a properly functioning lock nut is essential for achieving consistent, accurate bends every time.
Key Features
- Genuine Imperial OEM replacement part — guaranteed compatibility
- Designed specifically for Imperial 206FB and 406FA tube benders
- Restores proper locking tension and tool alignment
- Extends the service life of your existing tube bender
- Cost-effective alternative to full tool replacement
- Durable construction for long-lasting, reliable performance
Compatibility
- Imperial Model 206FB Tube Bender
- Imperial Model 406FA Tube Bender
Why Choose Genuine Imperial Replacement Parts?
Using genuine OEM components ensures your tube bender operates exactly as designed. Aftermarket substitutes may not meet the precise tolerances required for accurate tube bending, potentially leading to inconsistent results or premature tool wear. The Imperial S77507 is the manufacturer-recommended solution for maintaining peak performance and tool longevity.







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