Click to enlarge180 Return Elbow, NW40
A: 4.50"
B: 3.17"
*Vacuum Essential*

• 180 Degree Return Radius Elbow
• NW40 (KF40, QF40) Flange OD: 2.18"
• 1.50" Tube OD

• 304 Stainless
• OD Polish

NW40 High Vacuum Flange Equivalents
KF40, KF-40, K150, NW-40, QF40, ISO-QF
Vacuum Essential - Includes Rings & Clamps

180 Return Elbow


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All NW40 Hardware

180 Elbows, NW Series

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NW Elbows (All)

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

***This Vacuum Essential Includes***
• 180° Radius Elbow: NW40-150-E180
2-Aluminum Wing Clamps (NW40-150-CW)
2-Stainless/Viton Centering Rings (NW40-150-SR-V)

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.
Viton® is a registered trademark of DuPont Dow Elastomers