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ConFlat® (CF) Flanges

MDC stainless steel ConFlat CF flanges deliver superior precision and performance for high vacuum (HV) and ultra high vacuum applications. MDC ConFlat CF flanges feature high sealing and low leak rate performance and are available in:

  • Rotatable and non-rotatable flange geometries
  • Clearance / through and tapped bolt holes
  • Various flanges sizes: From DN16CF 34mm | 1.33" (1-1/3 inch) OD mini CF flange through DN350CF 419mm | 16.5" (16-1/2 inch) CF flange
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Items 217-222 of 248

Set Descending Direction
  1. 130040.jpg
    DN350CF 419mm ConFlat Flange, 16.5" x 14", Nonrotatable, Tapped, Del-Seal CF, 304ss
    SKU: 130040
    $1,609.65
  2. 100039.jpg
    Flange, 16.5", Blank, Rotatable, 304ss
    SKU: 100039
    $1,939.00
  3. 100040.jpg
    Flange, 16.5" x 14", 419mm, Rotatable, Clearance, Del-Seal CF, 304ss
    SKU: 100040
    $2,127.38
  4. DN40CF, 70mm/2.75", 44.5mm/1.75" Nominal Tube OD, 41.3mm/1.62" Flange ID, 44.6mm/1.75" Tube OD, Del-Seal Mini ConFlat Flange, Non-Rotatable, Clearance, 304ss
    DN40CF, 70mm/2.75", 44.5mm/1.75" Nominal Tube OD, 41.3mm/1.62" Flange ID, 44.6mm/1.75" Tube OD, Del-Seal Mini ConFlat Flange, Non-Rotatable, Clearance, 304ss
    SKU: 110052
    $17.85
  5. 1.33" (34mm) Del-Seal CF Mini ConFlat Flange, Rotatable, Blank, Clearance, 304ss
    1.33" (34mm) Del-Seal CF Mini ConFlat Flange, Rotatable, Blank, Clearance, 304ss
    SKU: 100000
    $16.80
  6. DN200CF 254mm | 10.00" OD ConFlat Flange, 203.2mm | 8.00" ID, Non-Rotatable, Tapped, 304ss
    DN200CF 254mm | 10.00" OD ConFlat Flange, 203.2mm | 8.00" ID, Non-Rotatable, Tapped, 304ss
    SKU: 130033
    Contact MDC for Price
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Shopping Options
Category
  1. CF Flanges
  2. Double-Sided Flanges
  3. Zero-Length Reducers
Vacuum Series
  1. Ultra High Vacuum (UHV)
Flange Type
  1. ConFlat CF Flange
Flange Geometry
  1. Rotatable
  2. Non-Rotatable
Internal Diameter (ID)
  1. Blank
  2. 6.4mm | 1/4 Inch ID Nominal (0.252")
  3. 9.5mm | 3/8 Inch ID Nominal ID (0.377")
  4. 12.7mm | 1/2 Inch ID Nominal (0.502")
  5. 19.1mm | 3/4 Inch ID Nominal (0.625")
  6. 25.4mm | 1 Inch ID Nominal (1.010")
  7. 44.5mm | 1 3/4 Inch ID Nominal (1.760")
  8. 31.8mm | 1 1/4 Inch ID Nominal (1.255")
  9. 38.1mm | 1 1/2 Inch ID Nominal (1.510")
  10. 50.8mm | 2 inch ID Nominal (2.010")
  11. 63.5mm | 2 1/2 Inch ID Nominal (2.510")
  12. 63.5mm | 3 Inch ID Nominal (3.010")
  13. 101.6mm | 4 Inch ID Nominal (4.010")
  14. 127mm | 5 Inch ID Nominal (5.010")
  15. 152.4mm | 6 Inch ID Nominal (6.020")
  16. 203.2mm | 8 Inch ID Nominal (8.020")
  17. 254mm | 10 Inch ID Nominal (10.020")
  18. 273.1mm | 10 3/4 Inch ID Nominal (10.765")
  19. 304.8mm | 12 Inch ID Nominal (12.020")
  20. 355.6mm | 14 Inch ID Nominal (14.020")
Flange Size
  1. DN16CF 34mm | 1.33" (1 1/3") OD Mini CF
  2. DN25CF 54mm | 2.125" (2 1/8") OD
  3. DN40CF 70mm | 2.75" (2 3/4") OD
  4. DN50CF 86mm | 3.375" (3 3/8") OD
  5. DN63CF 114mm | 4.50" (4 1/2") OD
  6. DN75CF 117mm | 4.625 " (4 5/8") OD
  7. DN100CF 152mm | 6.00" OD
  8. DN125CF 172mm | 6.75" (6 3/4") OD
  9. DN160CF 203mm | 8.00" OD
  10. DN200CF 254mm | 10.00" OD
  11. DN250CF 304mm | 12.00" OD
  12. DN275CF 336mm | 13.25" (13 1/4") OD
  13. DN295CF 355mm | 14.00" OD
  14. DN350CF 419mm | 16.50" (16 1/2") OD
  15. 12 Inch OD (DN 200)
  16. 14 Inch OD (DN 200)
  17. 16 Inch OD (DN 200)
  18. 18 Inch OD (DN 200)
Bolt Hole Type
  1. Tapped
  2. Clearance
  3. NPT Tapped
Material
  1. 304SS (1.4301 | UNS S30400) Stainless Steel
  2. 316LN (1.4429 | UNS S31653) Low-Carbon Nitrogen-Enhanced Stainless Steel
  3. Oxygen-Free Electronic (OFE) Copper
Fastening Method
  1. Bolt
Also of Interest
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