Fittings and Flanges :: KF :: Centering Rings

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Edwards Trapped Centering O-Ring KF-16, NW-16, Stainless Steel & Fluoroelastomer Viton. PN C10512490

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Edwards Trapped Centering O-Ring KF-16, NW-16, Stainless Steel & Fluoroelastomer Viton® PN C10512490 Fluoroelastomer O-rings, our fluoroelastomer (VIT) Viton O-rings are manufactured from a copolymer of vinylidene fluoride and hexafluoro-propylene. Fluoroelastomer O-rings should be used in...

£26⁴³ £28⁷² -8%

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Edwards Trapped Centering O-Ring KF-25, NW-25, Stainless Steel & Fluoroelastomer Viton® PN C10514490

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Edwards Trapped Centering O-Ring KF-25, NW-25, Stainless Steel & Fluoroelastomer Viton® PN C10514490 Fluoroelastomer ‘O’ rings, our fluoroelastomer (VIT) VIton ‘O’ rings are manufactured from a copolymer of vinylidene fluoride and hexafluoro-propylene. Fluoroelastomer ‘O’ rings should be...

£46⁷³

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Edwards Trapped Centering O-Ring KF-40, NW-40, Stainless Steel & Fluoroelastomer Viton® PN C10516490

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Edwards Trapped Centering O-Ring KF-40, NW-40, Stainless Steel & Fluoroelastomer Viton® PN C10516490 Fluoroelastomer ‘O’ rings, our fluoroelastomer (VIT) VIton ‘O’ rings are manufactured from a copolymer of vinylidene fluoride and hexafluoro-propylene. Fluoroelastomer ‘O’ rings should be...

£42⁰¹ £43⁰⁸ -2%

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Edwards Trapped Centering O-Ring KF-50, NW-50, Stainless Steel & Fluoroelastomer Viton® PN C10517490

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Edwards Trapped Centering O-Ring KF-50, NW-50, Stainless Steel & Fluoroelastomer Viton® PN C10517490 Fluoroelastomer ‘O’ rings, our fluoroelastomer (VIT) VIton ‘O’ rings are manufactured from a copolymer of vinylidene fluoride and hexafluoro-propylene. Fluoroelastomer ‘O’ rings should be...

£50⁹⁸ £53¹⁹ -4%

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Filter-Max Centering Ring with Sintered Metal Filter DN10 ISO-KF-10, 20 micron Maximum Vacuum Protection

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These Filter-Max centering rings with sintered metal provide maximum filtered protection for you vacuum system. They are useful in many situations in which a vacuum system or instrument needs to be protected from contamination by particulate generated from outside the system or from within. They...

£32⁸¹ £34⁵⁷ -5%

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Filter-Max Centering Ring with Sintered Metal Filter DN16 ISO-KF-16, 20 micron Maximum Vacuum Protection

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These Filter-Max centering rings with sintered metal provide maximum filtered protection for you vacuum system. They are useful in many situations in which a vacuum system or instrument needs to be protected from contamination by particulate generated from outside the system or from within. They...

£32⁸¹ £34⁵⁷ -5%

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Filter-Max Centering Ring with Sintered Metal Filter DN25 ISO-KF25, 20 micron Maximum Vacuum Protection

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These Filter-Max centering rings with sintered metal provide maximum filtered protection for you vacuum system. They are useful in many situations in which a vacuum system or instrument needs to be protected from contamination by particulate generated from outside the system or from within. They...

£43⁴⁹ £45²¹ -4%

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Save 7%

Filter-Max Centering Ring with Sintered Metal Filter DN40 ISO-KF40, 20 micron Maximum Vacuum Protection

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These Filter-Max centering rings with sintered metal provide maximum filtered protection for you vacuum system. They are useful in many situations in which a vacuum system or instrument needs to be protected from contamination by particulate generated from outside the system or from within. They...

£64¹⁰ £68⁶² -7%

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Kalrez Centering Ring, KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel

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These KF-16 centering ring vacuum fittings are supplied with chemical resistant Kalrez 6375 O-ring material and are designed for use with standards ISO-KF 16 (NW-16) vacuum fittings. The O-ring material, Kalrez 6375, is well known for its excellent chemical resistance when handling amines,...

£115³⁷ £119⁶⁸ -4%

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Kalrez Centering Ring, KF-25 Vacuum Fittings, ISO-KF Flange Size NW-25, Stainless Steel

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These KF-25 centering ring vacuum fittings are supplied with chemical resistant Kalrez 6375 O-ring material and are designed for use with standards ISO-KF 25 (NW-25) vacuum fittings. The O-ring material, Kalrez 6375, is a Perfluoroelastomer (FFKM) well known for its excellent chemical resistance...

£151⁴⁰ £156⁹¹ -4%

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Kalrez Centering Ring, KF-40 Vacuum Fittings, ISO-KF Flange Size NW-40, Stainless Steel

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These KF-40 centering ring vacuum fittings are supplied with chemical resistant Kalrez 6375 O-ring material and are designed for use with standards ISO-KF 40 (NW-40) vacuum fittings. The O-ring material, Kalrez 6375, is a Perfluoroelastomer (FFKM) well known for its excellent chemical resistance...

£173²³ £178¹⁹ -3%

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Kalrez Centering Ring, KF-50 Vacuum Fittings, ISO-KF Flange Size NW-50, Stainless Steel

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These KF-50 centering ring vacuum fittings are supplied with chemical resistant Kalrez 6375 O-ring material and are designed for use with standards ISO-KF 50 (NW-50) vacuum fittings. The O-ring material, Kalrez 6375, is a Perfluoroelastomer (FFKM) well known for its excellent chemical resistance...

£211⁴⁹ £215⁴³ -2%

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MKS Series 225 Auto-Soft Start Check Valve - Flow Actuated - Spring Loaded - SS - Viton - NW40 KF40 Centering Ring

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The MKS Series 225 Auto-Soft is a flow actuated check valve used for throttling roughing pumps during initial evacuation. Auto-Soft closes very quickly at the start of system evacuation and opens automatically upon reaching a set pressure differential. This leaves the pumping line open for the...

£168⁷⁵ £186¹⁷ -9%

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MKS Series 225 Auto-Soft Start Check Valve - Flow Actuated - Spring Loaded - SS - Viton - NW50 KF50 Centering Ring

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The MKS Series 225 Auto-Soft is a flow actuated check valve used for throttling roughing pumps during initial evacuation. Auto-Soft closes very quickly at the start of system evacuation and opens automatically upon reaching a set pressure differential. This leaves the pumping line open for the...

£209⁰¹ £223⁴⁰ -6%

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Perlast Centering Ring, KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel

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These KF-16 centering ring vacuum fittings are supplied with chemical resistant Perlast G75B O-ring material and are designed for use with standards ISO-KF 16 (NW-16) vacuum fittings. The O-ring material, Perlast G75B, is well known for its excellent resistance to heat (617°F/325°C), medium –...

£102³¹ £104²⁶ -2%

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Perlast Centering Ring, KF-25 Vacuum Fittings, ISO-KF Flange Size NW-25, Stainless Steel

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These KF-25 centering ring vacuum fittings are supplied with chemical resistant Perlast G75B O-ring material and are designed for use with standards ISO-KF 25 (NW-25) vacuum fittings. The O-ring material, Perlast G75B, is well known for its excellent resistance to heat (617°F/325°C), medium –...

£120⁹⁹ £123⁹⁴ -2%

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Perlast Centering Ring, KF-40 Vacuum Fittings, ISO-KF Flange Size NW-40, Stainless Steel

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These KF-40 centering ring vacuum fittings are supplied with chemical resistant Perlast G75B O-ring material and are designed for use with standards ISO-KF 40 (NW-40) vacuum fittings. The O-ring material, Perlast G75B, is well known for its excellent resistance to heat (617°F/325°C), medium –...

£147⁷³ £153¹⁹ -4%

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Perlast Centering Ring, KF-50 Vacuum Fittings, ISO-KF Flange Size NW-50, Stainless Steel

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These KF-50 centering ring vacuum fittings are supplied with chemical resistant Perlast G75B O-ring material and are designed for use with standards ISO-KF 50 (NW-50) vacuum fittings. The O-ring material, Perlast G75B, is well known for its excellent resistance to heat (617°F/325°C), medium –...

£171⁵⁹ £177¹³ -3%

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Pfeiffer Centering Ring Assembly KF-40 with Screen, ISO-KF Flange Size NW-40, 1 mm Mesh

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These Pfeiffer KF-40 Centering Rings with screen vacuum fittings follow ISO-KF standards and have a flange size of NW-40. These centering rings with screen mesh are useful in many situations in which a vacuum system or instrument needs to be protected from contamination by particulate generated...

£44⁹⁰ £47³⁴ -5%

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Save 14%

Pfeiffer Centering Ring KF-10 Vacuum Fittings, ISO-KF Flange Size NW-10, PTFE & Viton O-Ring. PN: 132ZRG010.

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These Pfeiffer KF10 centering rings have a PTFE (teflon) ring and Viton (FKM) O ring seal. Maximum bakeout temperature is 200 °C (limited by the the o-ring). KF-10 Centering Ring vacuum fittings follow ISO-KF standards and have a flange size of NW-10. They are commonly used to build foreline...

£20⁵⁴ £23⁹⁴ -14%

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Pfeiffer Centering Ring KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, ALUMINUM & Buna O-Ring

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Centering Ring KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, ALUMINUM & Buna O-Ring These KF-16 Centering Ring vacuum fittings follow ISO-KF standards and have a flange size of NW-16. They are commonly used to build foreline vacuum plumbing and process systems. They are often called quick...

£8³² £9⁵⁷ -13%

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Save 11%

Pfeiffer Centering Ring KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, PTFE & Viton O-Ring. PN: 132ZRG016

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These Pfeiffer KF16 centering rings have a PTFE (teflon) ring and Viton (FKM) O ring seal. Maximum bakeout temperature is 200 °C (limited by the the o-ring). KF-16 Centering Ring vacuum fittings follow ISO-KF standards and have a flange size of NW-16. They are commonly used to build foreline...

£17⁹¹ £20²¹ -11%

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Save 9%

Pfeiffer Centering Ring KF-25 Vacuum Fittings, ISO-KF Flange Size NW-25, Aluminum & Buna O-Ring

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Pfeiffer Centering Ring KF-25 Vacuum Fittings, ISO-KF Flange Size NW-25, Aluminum & Buna O-Ring This is a Pfeiffer KF-16 Centering Ring vacuum fitting, which follows ISO-KF standards and has a flange size of NW-16. They are commonly used to build foreline vacuum plumbing and process systems....

£9⁶⁷ £10⁶⁴ -9%

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Pfeiffer Centering Ring KF-25 Vacuum Fittings, ISO-KF Flange Size NW-25, PTFE & Viton O-Ring. PN: 132ZRG025

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These Pfeiffer KF25 centering rings have a PTFE (teflon) ring and Viton (FKM) O ring seal. Maximum bakeout temperature is 200 °C (limited by the the o-ring). KF-25 Centering Ring vacuum fittings follow ISO-KF standards and have a flange size of NW-25. They are commonly used to build foreline...

£21⁷³ £23⁹⁴ -9%

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