Currency
USD - US Dollar
  • Sign In
  • Create an Account
Toggle Nav
My Cart
Search
Advanced Search
Menu
Account
Settings
Currency
USD - US Dollar

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
View as Grid List

Items 1-12 of 420

Set Descending Direction
  1. 120073, DN160CF 203mm | 8.00" OD ConFlat Flange, Rotatable, Blank, M8 Tapped, 304ss
    120073, DN160CF 203mm | 8.00" OD ConFlat Flange, Rotatable, Blank, M8 Tapped, 304ss
    SKU: 120073
    $160.00
  2. 130058, Flange, Del Seal, Conflat Flange, DN250CF, 304mm (12"), Blank, Tapped, Non-Rotatable, 304ss
    130058, Flange, Del Seal, Conflat Flange, DN250CF, 304mm (12"), Blank, Tapped, Non-Rotatable, 304ss
    SKU: 130058
    $691.00
  3. 120088, Flange, Del-Seal, Conflat Flange, DN160CF, 203mm x 156mm (8" x 6"), Tapped, Rotatable, 304ss
    120088, Flange, Del-Seal, Conflat Flange, DN160CF, 203mm x 156mm (8" x 6"), Tapped, Rotatable, 304ss
    SKU: 120088
    $155.00
  4. 130089, DN160CF 203mm | 8.00" OD ConFlat Flange, Non-Rotatable, 156mm | 6.14" Tube OD, Tapped, 304ss
    130089, DN160CF 203mm | 8.00" OD ConFlat Flange, Non-Rotatable, 156mm | 6.14" Tube OD, Tapped, 304ss
    SKU: 130089
    Contact MDC for Price
  5. 100053, Flange, Del-Seal, Conflat Flange, DN100CF, 152mm x 108mm (6" x 4.25"), Clearance, Rotatable, 304ss
    100053, Flange, Del-Seal, Conflat Flange, DN100CF, 152mm x 108mm (6" x 4.25"), Clearance, Rotatable, 304ss
    SKU: 100053
    $273.00
  6. 100052, Flange, Del-Seal, Conflat Flange, DN63CF, 114mm x 70mm (4.5" x 2.8"), Rotatable, Clearance, 304ss
    100052, Flange, Del-Seal, Conflat Flange, DN63CF, 114mm x 70mm (4.5" x 2.8"), Rotatable, Clearance, 304ss
    SKU: 100052
    $145.53
  7. 100051, DN40CF, 69.3mm (41.3mm x 38mm x 41.5mm x 42.1mm), 2.75" (1.62" x 1.5" x 1.63" x 1.65) Del-Seal Mini ConFlat Flange, Rotatable, Clearance, 304ss
    100051, DN40CF, 69.3mm (41.3mm x 38mm x 41.5mm x 42.1mm), 2.75" (1.62" x 1.5" x 1.63" x 1.65) Del-Seal Mini ConFlat Flange, Rotatable, Clearance, 304ss
    SKU: 100051
    $90.30
  8. 130057, DN40CF 70mm | 2.75
    130057, DN40CF 70mm | 2.75" OD ConFlat Flange, Non-Rotatable, 38.1mm| 1.5'' tube OD, M6 Tapped, 304ss
    SKU: 130057
    $54.00
  9. 110051, DN40CF, 70mm/2.75", 41.3mm/1.62" Nominal Tube OD, 38mm/1.50" Flange ID, 41.5mm/1.63" Tube OD, Del-Seal Mini ConFlat Flange, Non-Rotatable, Clearance, 304ss
    110051, DN40CF, 70mm/2.75", 41.3mm/1.62" Nominal Tube OD, 38mm/1.50" Flange ID, 41.5mm/1.63" Tube OD, Del-Seal Mini ConFlat Flange, Non-Rotatable, Clearance, 304ss
    SKU: 110051
    Special Price $43.37 Regular Price $61.95
  10. 110057, DN16CF, 34mm (19.1mm x 15.9mm), 1.33" (0.75" x 0.625") Del-Seal Mini ConFlat Flange, Non-Rotatable, Clearance, 304ss
    110057, DN16CF, 34mm (19.1mm x 15.9mm), 1.33" (0.75" x 0.625") Del-Seal Mini ConFlat Flange, Non-Rotatable, Clearance, 304ss
    SKU: 110057
    Special Price $11.03 Regular Price $15.75
  11. 120043, DN16CF 34mm | 1.33" OD CF ConFlat Flange, Rotatable, M4 Tapped, Blank, 304ss
    120043, DN16CF 34mm | 1.33" OD CF ConFlat Flange, Rotatable, M4 Tapped, Blank, 304ss
    SKU: 120043
    $17.00
  12. 100055, Flange, 10" x 8" (254mm x 203.2mm), DN200CF, Rotatable, Clearance, 304ss
    100055, Flange, 10" x 8" (254mm x 203.2mm), DN200CF, Rotatable, Clearance, 304ss
    SKU: 100055
    Contact MDC for Price
Page
per page
Shop By
Shopping Options
Category
  1. Double-Sided Flanges
  2. Zero-Length Reducers
Port Size
  1. 1-1/2" (1.50 inches) 38.1mm
Vacuum Series
  1. Ultra High Vacuum (UHV)
Flange Type
  1. ConFlat CF Flange
  2. ConFlat CF - Double Sided Flange
  3. ConFlat CF - Wire Seal 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. 14.625" (14 5/8") OD
  16. 11 Inch OD (DN 200)
  17. 12 Inch OD (DN 200)
  18. 13 Inch OD (DN 200)
  19. 14 Inch OD (DN 200)
  20. 15 Inch OD (DN 200)
  21. 16 Inch OD (DN 200)
  22. 17 Inch OD (DN 200)
  23. 18 Inch OD (DN 200)
Bolt Hole Type
  1. Tapped
  2. Clearance
  3. NPT Tapped
Material
  1. 300SS Stainless Steel
  2. 304SS (1.4301 | UNS S30400) Stainless Steel
  3. 316LN (1.4429 | UNS S31653) Low-Carbon Nitrogen-Enhanced Stainless Steel
  4. Oxygen-Free Electronic (OFE) Copper
Fastening Method
  1. Bolt
Wire Seal Flange Type
  1. Female Bored
Also of Interest
Copyright © MDC Precision, LLC 2000-2023