800x338-200-0-T1 
8.00" OD Conflat to 3.38" OD Conflat
338x800 UHV Flange To Flange Adapter 
Zero Length Reducer
 
• Smaller Flange Has Tapped Holes 
• Special Purpose Flange 
• Different Size Conflat On Each Side 
• Double-Sided Conflat Flange (CF)  
• Double Faced CF Flange 
• Weight: 12 lbs
• A: 8.00" OD Conflat
• B: 3.38" OD Tapped Conflat
• C: 2.00"
• D: 0.88" 
• Zero Length Reducer 
• 304 Stainless 
DN160CFxDN50CF (DN50CFxDN160CF) 
 3.38" OD Conflat Flange (CF): 
• 8 Tapped Holes 
• 5/16-24 Thread 
•  Uses 338-BT OR 
338-BT-12  Tapped Bolt Kits 
 3-3/8" OD Conflat Flange (CFF) Equivalents: 
338CF, CF338, DN50CF, NW50CF, 3.375" Del Seal  
 8.00" OD Conflat Flange (CF): 
• 20-Clearance (Thru) Holes 
• 0.332" Bolt Hole Diameter 
 8" OD CFF Conflat Flange (CF800) Equivalents: 
DN160CF, DN150CF, NW150CF, CF150, CF160, 800CF 
 800x338-200-0-T1 Compare to: 5000316 FR080003384 150030 800-338-200Z RF800X337