3 PCS Conflat Flange Copper Gaskets CF Size 2-3/4″, CF35 Vacuum Pump Flange Fitting

Delivery from USA, it takes about 3-5 days to arrive at.

Product description
OFHC Copper Gaskets for CF Flanges
We manufacture a full range of OFHC Copper and elastomeric fluorocarbon gaskets for CF flanges.
Metal gaskets are impermeable to gases and withstand moderately high temperatures indefinitely.
The CF flange is the most widely used flange type for high vacuum and UHV applications.
These flanges must be the same outer dimension.
Many gauges, instruments, accessories and feedthroughs are available on this flange system.

Specifications
CF Flange Gaskets:
Copper — The normal gaskets for stainless steel CF flanges are punched from 1/4 hard, high purity, oxygen-free (OFHC) copper stock.
The gaskets are then chemically cleaned and processed to minimize scratches and burrs.
Pressure range: 1 10-13 hPa to ambient pressure
Temperature range: -196 to 200 °C
For single use only
CF Flange Size: CF 2-3/4 inch, 2.75in
Common Dimensions: Flange Outer Diameter (OD) 2-3/4″
Package Contains:
1 X CF Flange (Conflat) Copper Gaskets