The Ace Race Parts brand of HD Clamp Flanges, or Weld Ferrules, are precision CNC machined from 6061 Aluminum and are provided with an FKM High Temperature O-Ring. When paired with our HD Clamps and HD Clamp Union Sleeves, our Aluminum HD Clamp Weld Ferrules allow for up to 12 degrees of axial and angular deflection.

PRODUCT HIGHLIGHTS:

• Transition from 3.5-inch HD to 4-inch OD Tube
• Temperature Rating: 400°F / 204°C 
• Axial Movement, Angular Deflection: Up to 12°
• Full 6061 Aluminum Billet Construction
• Burst Pressure Rating: 800 psi

WHAT'S IN THE BOX:

• One (1) 6061 Aluminum Weld Flange
  
• One (1) FKM High Temperature O-Ring (Green Fluororubber)