Click to enlargeNW40 Weld Ring Flange
*VACUUM ESSENTIAL*

NW40-RF-VE
• Tube Size: 1.50"

• A: 1.51"
• B: 0.25"
• C: 0.17" Set Back
• 304 Stainless
• Socket Weld


NW40 Weld Ring Flange
• NW40 Flange OD: Ø2.18"
• Socket Weld Flange
• Internal Weld

• Self-aligning
• Accepts standard tubing
• High Vacuum Weld Flanges
Vacuum Essential

NW40 Series Equivalents:
KF40, KF-40, NW-40 & QF40

Image Shown Is NW40-150-RF


NW40 Weld Ring Flange
NW40-RF-VE

NW40-RF-VE$23.00

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RF Series (ALL)


NW Weld/Braze Fittings (ALL)


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Crosses, Weldable Bodies


Tees, Weldable Bodies


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Elbows, Weldable Bodies


Conical Reducers, Weldable Bodies




NW40 Flange OD: 2.18"
NW40 Tube OD: 1.50"

***This Vacuum Essential Includes***
• NW40 Weld Ring Flange: NW40-150-RF
1-Aluminum Wing Clamp (NW40-150-CW)
1-Stainless/Viton Centering Ring (NW40-150-SR-V)

Contact LDS Vacuum with any questions:
Phone (407)862-4643 via Fax (407)862-8723 or
info@ldsvacuum.com

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.
Viton® is a registered trademark of DuPont Dow Elastomers