Click to enlargeNW25 to 4.50" OD Conflat
Straight Reducer
Tube OD: 1.00"
A: 1.57"
B: 4.50"
C: 1.96"

NW25x450
NW25 (KF25) to 4.50" OD Conflat Flange (CF)

NW25xDN63CF, KF25xDN63CF, DN63CFxNW25
• Straight Reducing Nipple
• Flange to Flange Straight Reducer
• High Vacuum Adapter (450xNW25)

NW25 High Vacuum Flange Series
• NW25 Flange OD: Ø1.57"
• NW25 Centering Ring Counter Bore: 1.03"

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



4-1/2" OD Conflat Flange (CF):
• Non-Rotatable
• 8-Clearance (Thru) Holes
• 0.332" Bolt Hole Diameter

4.50" OD Conflat Flange (CFF) Equivalents
• 450CF, DN63CF, NW63CF, CF63, CF64 CF450


NW25 to 4.50" Conflat
Straight Reducer
(NW25x450)

NW25x450$148.00

Click to enlarge
Click to enlarge
All NW25 Hardware


4.50" OD Conflat Series Hardware


Click to enlarge
Click to enlarge
NW to Conflat Adapters (ALL)


Make Your Own!



***NW25 Flange Accessories Available Below***
NW25 Centering Rings
NW25 Clamps, All Types
NW25 Plastic Caps


4-1/2" OD CF Conflat Flange
• 8 Clearance (Thru) Bolt Holes
• 0.332" Bolt Hole Diameter

**4.50" OD Conflat Flange Accessories Below**
4.50" OD Conflat Flange - Bolt Kits
4.50" OD Conflat Flange - Copper Gaskets
4.50" OD Conflat Flange - Viton Gaskets (Fluorocarbon, FKM)
4.50" OD Conflat Flange – Plastic Caps

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