Click to enlargeNW50 to 3.38" OD Conflat
Straight Reducer
Tube OD: 2"
A: 2.95"
B: 3.38"
C: 1.81"
1.87" Nominal ID



NW50x338
NW50 (KF50) to 3.38" OD Conflat Flange (CF)

NW50xDN50CF, KF50xDN50CF, DN50CFxNW50
• Straight Reducing Nipple
• Flange to Flange Straight Reducer
• High Vacuum Adapter (338xNW50)

NW50 (KF50) Flange OD: Ø2.95"
• NW50 Centering Ring Counter Bore: 2.06"

NW50 High Vacuum Flange Equivalents
KF50, KF-50, K200, NW-50, QF50, 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
NW50x338 Compare to: AN-NW-50-338 P103764 5000686 CF338XQF50-150-N-1.80 NW50x338-VE 338xNW50-VE


NW50 to 3.38" Conflat
Straight Reducer
(NW50x338)

NW50x338Price: $202.20Sale: $124.00

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All NW50 Hardware


3.38" OD Conflat Series Hardware


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NW to Conflat Adapters (ALL)


Make Your Own!



***NW50 Flange Accessories Available Below***
NW50 Centering Rings
NW50 Clamps, All Types
NW50 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