About 8,000 types of vacuum components in stock at all times.Business Hours: 9:00-18:00, excluding weekends and holidays

Product Category
  • Feedthrough Feedthrough
    Feedthrough
  • Isolator Isolator
    Isolator
  • Viewport Viewport
    Viewport
  • Vacuum Component Vacuum Component
    Vacuum Component
  • Vacuum Valve Vacuum Valve
    Vacuum Valve
  • Vented Screw Vented Screw
    Vented Screw
  • Others Others
    Others

NW center ring Teflon ® / Viton ® metal - metal

NW center ring Teflon ® / Viton ® metal - metal

▼NW/KF Center Ring
Center ring for vacuum (10-⁷Pa level)
For NW/KF flange (metal piping)
One-touch connection with inner ring guide
With outer ring can be used for high pressure applications
Calrez® for high temperature applications can be used up to 315°C
Inner ring material is aluminum or stainless steel (SUS316L)
Inner ring also serves to prevent excessive clamping torque

▼The following types are standardized (list)
Guide material: SUS, Teflon, aluminum
O-ring material: Viton, Karlez®, FEP
O-ring (Viton®)
※For glass piping (here)
※For JIS-VF/VG flanges, here.
※For ISO flanges, here.

▼We also have the following products
Blank type: Machinable type without a hole in the center
Aluminum edge seal: Ultra high vacuum even with NW flange ( 10-⁹Pa range) even with NW flanges (one-time use only, use clamp for metal seal)
Center Ring with Mesh: Mesh to prevent contamination
Conversion center ring: Converts between NW10 and NW16 without inserting nipples, etc.

▼Options
We can also provide drilling (orifice machining, etc.) and other options for blank types. Please contact us from the "Inquiry" button on the right side of the page.

For precision cleaning requests, click here.

see next
Basic Information
The inner ring Teflon ®
Seal / gasket material Viton ®
Maximum temperature 200℃
The lowest temperature -20℃
Available pressure Atmospheric pressure ~ 10
Leak rate <1.3x10-7Pa・㎥/sec
Non-magnetic
chemical resistance
Clean Room
Insulation
RoHS2 corresponding
Inquiry for this subcategory

We have 5 type candidate

※ Please click on the product code or model for more information.

front.product.product_code
Model
NW/KF C C1 J
Stock & Delivery
front.product.price
front.product.tax_included2
80 83 81 98
stock
18 1-2 Business Days
6,200JPY (with tax 6,820JPY)
125 127 125 144
stock
6 1-2 Business Days
6,400JPY (with tax 7,040JPY)
160 153 151 167
stock
8 1-2 Business Days
8,500JPY (with tax 9,350JPY)
200 213 211 227
stock
4 1-2 Business Days
18,100JPY (with tax 19,910JPY)
250 261 259 275
stock
3 1-2 Business Days
27,100JPY (with tax 29,810JPY)
NW/KF C C1 J
NW センターリング テフロン®/バイトン® 金属-金属用 admin.label.item.catalog_image
Shipping accepted on the day on orders until 17:00 Hours 9:00 to 18:00 except Saturdays, Sundays, and holidays
Contact Us
Please fill in the form below.
After confirming the content of your enquiry,
a representative will contact you.

To use this service, please login or register as a member.

Not a member yet?

Registering as a member gives you access to a number of useful features.

ぜひご登録ください!

※ Please note that it may take several days after applying for a member registration until the registration is complete. Please note that we reserve the right to refuse your application at our discretion.