NW16-ARV-PK25 
• NW16 (KF16) Series 
• Aluminum Centering Ring 
 Viton O-Ring (FKM) 
 PACK OF 25 
 NW16 Series Aluminum Centering Ring 
 with Viton (Fluorocarbon, FKM) O-Ring  
 Viton® Replacement O'Ring 
• 200°C Maximum 
• Fluorocarbon, FKM 
• NW16 (KF16) High Vacuum Hardware 
 Fits NW16 Flange Series Equivalents:  
KF16, KF-16, K075, NW-16, QF16, ISO-QF 
 NW16-075-AR-V-PK25  NW16-075-AR-V-OS  NW16-075-ARV-PK25