Click to enlargeNW10 Centering Ring Without O-Ring

NW10 (KF10) Centering Ring
NO O-Ring
304 Stainless

• A: 0.39"
• B: 0.47"
• C: 0.32"
• D: 0.15"
This Centering Ring Uses 2-311 Series O-Rings

Fits NW10 High Vacuum Flange Equivalents:
KF10, KF-10, NW-10 & QF10

Fits NW10 Flange OD 1.18" with
Centering Ring Counter Bore: 0.48"

NW16 Centering Ring Counter Bore: 0.68"

NW10 Centering Ring Without O-Ring


Click to enlarge
Click to enlarge
All NW10 Hardware

NW10 O-Rings (All)

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.
Images Shown May Be For Reference Only

There is a global helium shortage. Each time an MRI is performed, helium is used. Please rethink your helium balloon purchase.