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Product ID : QF2025AARB
QF2025AARB Adaptive Centering Ring Assembly, Material=Aluminum, Brand=Buna-N, A=1.02, B=0.87, C=0.81, NW Flange Size=20 to 25
Description
More details on associated web pages:
Adaptive Centering Ring Assembly, 304 Stainless and Aluminum
Available with Viton® or Buna O-ring, this reducing centering ring is for joining two different size NW flanges with a quick flange clamp.NW Vacuum Fittings
(Catalog F64)

QF to QF Reducers, Aluminum fittings

Industry standard die-cast aluminum clamp.

In Brass and Aluminum and Stainless

In Aluminum and Stainless Steel.

45 degree elbow for mating NW vacuum flanges.

Stubs have from 1/8" to 1" male NPT for junctions to NW flanges.