LDS Vacuum 450-CG Copper Gaskets – LOT OF 10

• Part Number: 450-CG

• Type: Copper gasket pack for vacuum flange sealing

• Fits: 4.50″ outer diameter Conflat flanges (also known as DN63CF, CF450)

• Material: OFHC (oxygen-free high conductivity) copper, suitable for ultra-high vacuum (UHV) applications

• Torque: ~15 ft-lb recommended maximum on flange bolts when using these gaskets

Key Use & Features:

• Used to create metal-to-metal vacuum seals between mating CF flanges — essential in high vacuum and ultra-high vacuum systems.

• Copper CF gaskets are disposable seals: each time flanges are assembled, fresh copper gaskets are typically installed to ensure a reliable seal.

• Commonly paired with LDS Vacuum 4.50″ flange hardware (e.g., blanks, rotatable flanges, nipples).