Click to enlargeNW25 to 3.38" OD Conflat
Straight Reducer
Tube OD: 1.00"
A: 1.57"
B: 3.38"
C: 1.81"

NW25x338
NW25 (KF25) to 3.38" OD Conflat Flange (CF)

NW25xDN50CF, KF25xDN50CF, DN50CFxNW25
• Straight Reducing Nipple
• Flange to Flange Straight Reducer
• High Vacuum Adapter (338xNW25)

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


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

3-3/8" OD Conflat Flange (CF) Equivalents:
• 338CF, CF338, DN50CF, NW50CF, 3.375" CFF


NW25 to 3.38" Conflat
Straight Reducer
(NW25x338)

NW25x338$118.00

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All NW25 Hardware


3.38" OD Conflat Series Hardware


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NW to Conflat Adapters (ALL)


Make Your Own!



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


3-3/8" OD CF Conflat Flange
• 8 Clearance (Thru) Bolt Holes
• 0.332" Bolt Hole Diameter

**3.38" OD Conflat Flange Accessories Below**
3.38" OD Conflat Flange - Bolt Kits
3.38" OD Conflat Flange - Copper Gaskets
3.38" OD Conflat Flange - Viton Gaskets
3.38" 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