About 10,000 types of vacuum components in stock at all times.Business Hours： 9:00-18:00, excluding weekends and holidays
- Number of Products Listed 27,445items
- Tokyo 03-3270-5761 Osaka 06-6131-4751
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(Hours 9:00 to 18:00 except Saturdays, Sundays, and holidays)
- Cosmotec for Vacuum Components
- Vacuum Component
- Gasket / Center ring / O-ring
- Center ring (NW / KF standard)
- With outer guide (NW / KF standard)
- Sale] 34.050036.121.750 O-ring with outer guide NW50
- Cosmotec for Vacuum Components
- Vacuum Component
- NW / KF standard
- Center ring / seal
- Sale] 34.050036.121.750 O-ring with outer guide NW50
Sale] 34.050036.121.750 O-ring with outer guide NW50
▼NW/KF Center Ring
For NW/KF flange (metal piping)
One-touch connection with inner ring guide
The ring with outer ring can be used for internal pressure applications.
▼The following types are standardized
Applicable flange (NW): 10, 16, 25, 40, 50
Guide material: SUS
O-ring material: Viton
▼We also offer the following products
Blank type: Machinable type without a hole in the center
Center ring with mesh: with mesh to prevent foreign material contamination
Converting center ring: Converts flanges of different diameters without inserting nipples, etc.
▼Options
We can also provide drilling (orifice machining, etc.) for blank types and other options. Please contact us from the "Inquiry" button on the right side of the page.
For precision cleaning requests, please click here.
| Basic Information | |
|---|---|
| Seal / gasket material | Viton ® |
| Maximum temperature | 200℃ |
| The lowest temperature | -20℃ |
| Available pressure | Atmospheric pressure ~ 10 |
| Leak rate | <1.3x10-7Pa･㎥/sec |
| Pressurization | ○ |
| Non-magnetic | ○ |
| Clean Room | ○ |
| RoHS2 corresponding | ○ |
front.product.product_code Model |
NW/KF | A | C | J | The inner ring | The outer ring | Stock & Delivery |
front.product.price front.product.tax_included2 |
|---|---|---|---|---|---|---|---|---|
| 50 | - | - | - | Aluminum | Aluminum | |||
| NW/KF | A | C | J | The inner ring | The outer ring |
|---|---|---|---|---|---|
| 50 | - | - | - | Aluminum | Aluminum |
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RoHS2 Download
Download the RoHS2 compliance report for the following products.
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