Accepted at Checkout
Last 5 Products Reviewed
Aluminum Adaptive Centering Ring NW32 to NW40 (NW32-40-AAR-S)
NW32-40-AAR-S
NW40xNW32 Aluminum Adaptive Centering Ring
Silicone O'Ring
• NW32 to NW40 (KF32 to KF40)
• Centering Ring Reducing
• NW32xNW40 High Vacuum Hardware
Silicone O-Ring
• Chemical Applications
• 200°C Maximum
Change Your Flange Size With One Centering Ring!
The use of Adapter Centering Rings is simple:
One side of the ring is NW32 and the other NW40.
By using this centering, you CONVERT a
NW32 flange size to a NW40 Flange
NW, KF, QF Series High Vacuum Flanges
NW32 (KF32) OD: 2.18" Centering Ring Counter Bore: 1.34"
NW40 (KF40) OD: 2.18" Centering Ring Counter Bore: 1.62"
NW32 Flanges Are Sometimes Used Overseas (Uncommon)
NW32 (KF32) vacuum flange size is not popular in the US,
but may be necessary to use US flanges.
NW32-40-AAR-S
NW40xNW32 Aluminum Adaptive Centering Ring
Silicone O'Ring
• NW32 to NW40 (KF32 to KF40)
• Centering Ring Reducing
• NW32xNW40 High Vacuum Hardware
Silicone O-Ring
• Chemical Applications
• 200°C Maximum
Change Your Flange Size With One Centering Ring!
The use of Adapter Centering Rings is simple:
One side of the ring is NW32 and the other NW40.
By using this centering, you CONVERT a
NW32 flange size to a NW40 Flange
NW, KF, QF Series High Vacuum Flanges
NW32 (KF32) OD: 2.18" Centering Ring Counter Bore: 1.34"
NW40 (KF40) OD: 2.18" Centering Ring Counter Bore: 1.62"
NW32 Flanges Are Sometimes Used Overseas (Uncommon)
NW32 (KF32) vacuum flange size is not popular in the US,
but may be necessary to use US flanges.