Click to enlargeNW40 Braze Socket Weld Flange
Accepts traditional copper tubing 
Tube Size: 1:50"

NW40-150-BF
NW40 (KF40) to 1.50" Tube Size
Braze Socket Weld Flange, Brass

• A: 1.51"
• B: 0.50"
• C: 0.25" (offset)
• D: 1.75"
• Accepts traditional copper tubing

Tube Size: 1-1/2"

NW40 (KF40) Flange OD: Ø2.18"
• NW40 Centering Ring Counter Bore: 1.62"

NW40 High Vacuum Flange Equivalents
KF40, KF-40, K150, NW-40, QF40, ISO-QF

Unfortunately, pricing for brass items have doubled from our supplier. We apologize for the price increases.

No Cancel, No Return Item
NW40-150-BF Compare to: QF40-150-BF


NW40 Brass Braze Socket Weld Flange
(NW40-150-BF)

NW40-150-BF$34.00

Click to enlarge
Click to enlarge
NW Weld/Braze Fittings (ALL)


BF Series (ALL)




NW40 Flange OD: 2.18"

***NW40 Flange Accessories Available Below***
NW40 Centering Rings
NW40 Clamps, All Types
NW40 Plastic Caps

Contact LDS 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.
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.