SS304/Aluminum Centering Rings (No Rubber O-Ring)
Part of KF (NW)
Vacuum Flanges/components, available in sizes KF10–KF50. These rings fit between two
KF Flanges of matching outer diameters. For joining KF flanges with a quick clamp, use centering rings
with O-rings.
Standards & Sizes
- Meet ISO standards; flange size NW-100 (large ISO flange sizes: NW-63, 80, 100, 160, 200, 250, 320, 400, 500, 630).
- Viton® centering rings include a rubber/elastomeric O-ring.
Materials & Uses
- Corrosion-resistant stainless steel construction.
- Ideal for foreline vacuum plumbing, process systems, simple high vacuum (HV) chamber ports, and compliant with ultra-high vacuum (UHV) industry standards.
KAYSEN also supplies KF Centering Rings with O-rings and overpressure rings for these applications.
• Centering Ring: 304 S.S. or Aluminum (Other material available upon request)
• O`ring: Viton or NBR
• Outer Ring: Aluminum
• Overpressure Ring: SS304
• Size: KF10 ~ KF50, NW63 ~ NW630
• Vacuum range : 1×10-8 Torr
• Temperature range : 150 °C(Viton) / 80 °C(NBR)
• Standard: KF standards, ISO standards
• Color: Silver
▪ PMI test to verify material grade
▪ Dimension controlling during fabricating and finished
▪ Visual and surface 100% examination before shipment
▪ Packed in carton box firstly, then in wooden case
1. Any question and inquires will be responded within 24 hours.
2. Professional technical team support OEM/ODM service.
3. Feedback efficiently for the whole trading process.
4. 100% inspection before shipment.
5. We are a manufactor (Forging workshop and CNC machining workshop )
6. We can supply KF(NW) Vacuum Flanges & Components, ISO Vacuum Flanges & Components, CF Vacuum Flanges & Components, Flexible Bellows, Vacuum Fittings, Vacuum Valves, each products are tested well by our strictly Quality Control System.
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