212-MH4-VE 
2.12" OD Conflat Flexible Metal Hose (Bellows) 
4" OAL 
 Vacuum Essential 
• Medium (Thin) Wall: 0.008" 
• 304 Stainless Steel 
• Flexible Coupling (Nipple) 
• Hydraulically (Hydro) Formed Stainless Hose 
• Ultra High Vacuum (UHV) Series 
 2.12" OD CF Conflat Flange 
• 1" Nominal Hose ID 
• 1 Rotatable Conflat Flange 
• 4 Clearance (Thru) Holes 
• 0.265" Bolt Hole Diameter 
 2.125" OD Conflat Flange (CF) Equivalents: 
• CF212, DN25CF, NW25CF, 212CF, 2-1/8" CF 
 Image Shown For Reference Only  
 212-MH4-M  212-MH4M 212-MH4T 212-MH4   212-MH4-M-VE