Click to enlargeNW16 (KF16) Long Butt Flange
Tube Size: 0.50"
*Vacuum Essential*

NW16 to 1/2" Long Butt Flange (Half Nipple)
Tube Size: 0.50"
Vacuum Essential

• A: 0.50"
• B: 0.07"
• C: 1.58"

NW16 Flange OD: Ø1.18"
• NW16 Centering Ring Counter Bore: 0.68"

NW16 High Vacuum Flange Equivalents
KF16, KF-16, K075, NW-16, QF16, ISO-QF

NW16 Long Butt Flange Aluminum


Click to enlarge
Click to enlarge
NW16 Series Long Butt Flanges (All)

All NW16 Hardware

***This Vacuum Essential Includes***
• NW16 Long Butt Flange, Aluminum: NW16-050-ALF
1-Aluminum Wing Clamp (NW16-075-CW)
1-Stainless/Viton Centering Ring (NW16-075-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