Click to enlarge

NW25 Flexible Metal Hose
4" OAL
Thin Wall

NW25 (KF25) to 4" Flexible Metal Hose (Bellows)
4" OAL (Short Bellows)
Vacuum Essential

• NW25 (KF25) Flange OD: Ø1.57"
• NW25 Centering Ring Counter Bore: 1.03"
• Nominal Hose ID: 1"
• 304 Stainless Vacuum Hose
• Hydraulically Formed (Hydro) High Vacuum Bellows
• NW25 Flexible Coupling (Nipple)
• Thin Wall: 0.006"

NW25 High Vacuum Flange Equivalents
KF25, KF-25, K100, NW-25, QF25, ISO-QF

Image Shown For Reference Only
NW25-100-F-VE NW25-100-MH4-VE

4" Flexible Metal Bellows (NW25-F-VE)

Click to enlarge
Click to enlarge
Thin Wall
Additional Lengths, NW25

Medium/Thick Wall
Additional Lengths, NW25

Click to enlarge
All NW25 Hardware

***This Vacuum Essential Includes***
• NW25 Flexible Metal Hose
2-Aluminum Wing Clamps (NW25-100-CW)
2-Stainless/Viton Centering Rings (NW25-100-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
Images Shown May Be For Reference Only