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NW50 Centering Ring
304 Stainless/Buna-N O-Ring
A: 1.97"
B: 0.21"

• NW50 (KF50) Series
• 304 Stainless Centering Ring
• Buna-N O-Ring
Overstock Price

NW50 Series Stainless Centering Ring
Buna O-Ring

Buna Replacement O'Ring
• 100°C Maximum
• Buna-N
• NW50 (KF50) High Vacuum Hardware

Fits NW50 Flange Series Equivalents:
KF50, KF-50, K200, NW-50, QF50, ISO-QF
NW50-200-SR-B Compare to: QF50-200-SRB QF50-200-SR-B KC50SB 710007 K200-CRB 100312806 P101963 NW-50-CR-SB 4000013

NW50 Centering Ring (NW50-200-SR-B-OS)
NW50-200-SR-B-OSPrice: $14.00Overstock: $6.10

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NW50 Clamps, All Types

NW50 Ring and Clamp Assembly

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NW50 O-Ring Replacements

Centering Rings WITHOUT O-Ring

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NW50 Mesh Screened Centering Rings

NW Overpressure Ring

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All NW50 Hardware

LDS will be closed Friday, April 19, 2019

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 and
certified Woman Owned Small Business (WOSB)
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.