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2.12" OD Conflat Flange
4-Bolts, Nut & Washer Kit

Fits: 2-1/8" OD CF Conflat Flanges With Thru Holee
4 Bolt, Nut and Washer Kit

• Del Seal Conflat Flange (CF) Equivalent
• 18-8 Stainless Bolts
• DN25CF (2.12") Clearance Hole Bolt Kit
• Ultra-High Vacuum (UHV) Hardware

212-BK Series Bolt Kit Fits:
2.125" OD Non-Rotatable Thru Hole CF Flanges
2.125" OD Rotatable Thru Hole CF Flanges

Also Fits All CF Elbows, Tees and Crosses

Maximum Torque for Vacuum Tight Seals

2.12" -2.75" OD

16 ft/lbs.

Over-torqueing can result in broken bolts

Bolt, Nut & Washer Kit
Fits: 2.12" OD Conflat
Clearance (Thru) Hole


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Click to enlarge
2.12" OD Conflat Series Hardware

Anti-Seize Stick

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Click to enlarge
2.12" OD Conflat
THRU Hole Series

2.12" OD Conflat
THRU Hole Series

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Click to enlarge
2.12" OD Conflat Series, Copper Gaskets

2.12" OD Conflat Series, Viton® Gaskets

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.
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