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KF (QF) Flanges and Fittings

KF Flanges and Fitting including tubes, seals and rings

KF (QF) Flanges and Fittings Standard Dimensions and Definition

KF (QF) Flanges. KF flanges are a sexless design made from 304 stainless. Also known as ISO, DIN, Pneurop, Quick Flange, Klein Flange, Dell Flange and Kwik-Flange.

The seal is a rubber/ elastomeric o-ring mounted in a centering ring, which aligns the flanges and holds the o-ring in position.

A clamp is used to compress o-ring and secure a leak tight seal.

KF10, KF16, KF25, KF40 and KF50 flanges dimensions

KF (QF) Flanges and Fittings Categories

  • KF (QF) Blank Flanges 304 SS

    KF (QF) Blank Flanges 304 SS

  • KF (QF) Blank Flanges 316 SS

    KF (QF) Blank Flanges 316 SS

  • KF (QF) Blank Flanges Aluminum

    KF (QF) Blank Flanges Aluminum

  • KF (QF) Connection Hardware

    KF (QF) Connection Hardware

  • KF 4-Way Cross

    KF 4-Way Cross

  • KF 4-Way Cross, Reducing

    KF 4-Way Cross, Reducing

  • KF 45D Elbow

    KF 45D Elbow

  • KF 45D Elbow With Tangent

    KF 45D Elbow With Tangent

  • KF 5-Way Cross

    KF 5-Way Cross

  • KF 6-Way Cross

    KF 6-Way Cross

  • KF 90D Elbow

    KF 90D Elbow

  • KF Alum. Centering Ring w/ Viton O-ring

    KF Alum. Centering Ring w/ Viton O-ring

  • KF Bored Weld Flange

    KF Bored Weld Flange

  • KF BulkHead Clamp

    KF BulkHead Clamp

  • KF Centering Ring w/ Buna O-ring

    KF Centering Ring w/ Buna O-ring

  • KF Centering Ring w/ Viton O-ring

    KF Centering Ring w/ Viton O-ring

  • KF Centering Ring w/ Viton O-ring and Spacer Ring

    KF Centering Ring w/ Viton O-ring and Spacer Ring

  • KF Claw Clamp

    KF Claw Clamp

  • KF Conical Reducer

    KF Conical Reducer

  • KF Equal Tee

    KF Equal Tee

  • KF Full Nipple

    KF Full Nipple

  • KF Half Nipple

    KF Half Nipple

  • KF Protection Plastic Cap

    KF Protection Plastic Cap

  • KF Reducing Tee

    KF Reducing Tee

  • KF Screen Centering Ring w/ Viton O-ring

    KF Screen Centering Ring w/ Viton O-ring

  • KF Socket Weld Flange

    KF Socket Weld Flange

  • KF Toggle Clamp with Lanyard

    KF Toggle Clamp with Lanyard

  • KF Weld Stub Flange, Long

    KF Weld Stub Flange, Long

  • KF Wing-Nut Clamp

    KF Wing-Nut Clamp

Categories

  • Adapters
  • CF Flanges and Fittings
  • High Vacuum Bellows SS Hoses
  • Valves
  • Weld Tubes
  • ISO Flanges and Fittings
  • KF (QF) Flanges and Fittings
  • Alcatel Vacuum Pump Parts
  • Leybold Vacuum Pump Parts
  • Pfeiffer Vacuum Pump Parts
  • Welch Vacuum Pump Parts
  • Greases – Supplies
  • Vacuum Rated Hoses
  • Universities Only
  • Pressure Measurement Vacuum
  • Custom Vacuum Components / Vented Screws
  • GS Series Ball Valves
  • Super Sale Items
  • 316 Stainless Steel Components
  • BriskHeat®
Mack-Vac Mack Macuum Technologies, Inc logo
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Longwood, FL 32750

866-674-6225

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Resource Center: Latest Entry

Vacuum Suitable Welding

A virtual leak is a pocket of gas physically trapped within the weld with only a small, very low conductance, path from which to evacuate. Learn about common examples of virtual leaks and what causes them.

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