KF Trapped Centering Ring SS304 Vacuum Fitting NW25/NW40 Stainless Steel KF16/KF25/KF40 Trapped Centering Ring

Applications

KF flanges are a sexless design made from 304 stainless, they can be used in a wide range of applications including:

• Roughing and foreline plumbing
• Small pipe systems
• Systems need frequent cleaning or modification
• Research and teaching laboratories

Material and Size

•  Flanges,Blanks,Fittings:Stainless Steel 304,316L or Aluminum
•  Clamps:Aluminum or Stainless Steel 304
• O-Ring:Viton/NBR/EPDM
• Size:KF10-KF50(See Figure 1

Vacuum range

Elastomer seal: >= 1 x 10-8 Torr

Temperature range

Viton: -50°C to 200°C

Installation

The ISO-KF components are assembled by inserting a centering ring between the two flange faces, then securing the assembly with a flange encompassing clamp (see Figure 2).

The  ISO-KF  components  are  assembled  by  inserting  a  centering  ring  between  the  two  flange  faces,  then  securing  the assembly with a flange encompassing clamp (see Figure 2)

KF Trapped Centering Ring

* Material:SS304

	Model for 304											Size					A/mm						B/mm					C/mm				N.W./g
	FLG82N1K164											KF16					18.45						16.1					19.5
	FLG82N1K254											KF25					28.45						24.85					29.5
	FLG82N1K404											KF40					42.95						39.85					44