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NW40 Centering Ring
A: 1.57"
B: 0.21"

• NW40 (KF40) Series
• Aluminum Centering Ring
• Silicone O-Ring
• NW40 (KF40) High Vacuum Hardware

NW40 Series Aluminum Centering Ring
With Silicone O-Ring

Silicone Replacement O'Ring
• 200°C Maximum
• Chemical Applications

Fits NW40 Flange Series Equivalents:
KF40, KF-40, K150, NW-40, QF40, ISO-QF
NW40-150-AR-S Compare To: QF40-150-AR-S 4000032 QF40-150-CTR-AL-SN

NW40 Centering Ring (NW40-150-AR-S)
NW40-150-AR-SPrice: $10.50Sale: $8.00

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All NW40 Hardware

NW40 Clamps, All Types

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NW40 Ring and Clamp Assembly

NW40 O-Rings (All)

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Centering Rings WITHOUT O-Ring

NW40 Mesh Screened Centering Rings

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NW Overpressure Ring

LDS will be CLOSED due to Hurricane Ian
Wednesday, September 28, 2022 and will
Reopen on Friday, September 30, 2022
Weather and Utilities Permitting

Contact LDS Vacuum with any questions:
Phone (407)862-4643 via Fax (407)862-8723 or

LDS Vacuum Products is a 100% woman owned company.
The logos and/or trademarks appearing on this page are not owned by or registered to LDS but, rather, designate products sold by LDS, and are owned and/or registered to the manufacturers or suppliers of the products.