About 8,000 types of vacuum components in stock at all times.Business Hours： 9:00-18:00, excluding weekends and holidays
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- Cosmotec for Vacuum Components
- Vacuum Component
- Gasket / Center ring / O-ring
- O-ring (NW / KF standard)
- NW / KF O-ring Viton ®/FEP
NW / KF O-ring Viton ®/FEP
▼NW/KF O-ring
O-ring for vacuum (10-⁷Pa level)
For NW/KF flange
Material: Viton® (Vinyl chloride)
Applicable flanges (NW): 16, 25, 40, 50, 63, 80, 100, 125, 160, 200, 250
Viton® O-rings are available up to 200°C
▼For convenient center rings, see here.
※For JIS-VF/VG flanges, please see here.
※For ISO flange, please see here.
▼Option
Please contact us for custom-made flanges with different sizes, etc. Please contact us by clicking the "Inquiry" button on the right side of this page.
For precision cleaning requests, please click here.
| Basic Information | |
|---|---|
| Maximum temperature | 200℃ |
| Pressurization | ○ |
| Non-magnetic | ○ |
| chemical resistance | ◎ |
| Clean Room | ○ |
| Insulation | ○ |
| RoHS2 corresponding | ○ |
We have 12 type candidate
※ Please click on the product code or model for more information.
front.product.product_code Model |
NW/KF | B | Seal / gasket material | The lowest temperature | Available pressure | Stock & Delivery |
front.product.price front.product.tax_included2 |
|---|---|---|---|---|---|---|---|
| 16 | 20 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 25 | 30 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 40 | 44 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 50 | 56.5 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 63 | 75 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 80 | 88 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 100 | 110 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 125 | 135 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 125 | 135 | FEP | -50℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 160 | 155 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 250 | 260 | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| 400 | - | Viton ® | -20℃ | Atmospheric pressure ~ 10<sup> | You need to sign in to show price and stock Sign in | ||
| NW/KF | B | Seal / gasket material | The lowest temperature | Available pressure |
|---|---|---|---|---|
