Silicone O-rings
Silicone O-Rings
Shop silicone O-rings for replacement, repair, equipment maintenance, and flexible static sealing applications. Choose the exact size by inside diameter and cross section, then select the hardness you need.
Typical temperature-55 to +200 °CTypical for the family; the supplied compound decides the usable range.
Good for
- Dry heat and deep cold in static seals
- Air, ozone and weathering
- Clean, low-odour applications (compound dependent)
Avoid / check
- Abrasion, tear and dynamic motion
- Fuels, most oils and steam
- High gas permeability
- Listings
- 4,852
- Priced
- per pack
- Units
- mm + in
| Size (ID × CS) | Hardness | Size ref. | Smallest pack | Status | Action |
|---|---|---|---|---|---|
| 321.00 × 8.00 mm12.638 × 0.315 in | 70A Silicone | — | $227.17 / 10 pcs $22.72 / pc | Available to order | |
| 321.00 × 5.00 mm12.638 × 0.197 in | 70A Silicone | — | $154.44 / 10 pcs $15.44 / pc | Available to order | |
| 321.00 × 4.00 mm12.638 × 0.157 in | 70A Silicone | — | $144.18 / 10 pcs $14.42 / pc | Available to order | |
| 321.00 × 3.00 mm12.638 × 0.118 in | 70A Silicone | — | $105.66 / 10 pcs $10.57 / pc | Available to order | |
| 320.27 × 3.53 mm12.609 × 0.139 in | 70A Silicone | — | $126.10 / 10 pcs $12.61 / pc | Available to order | |
| 320.00 × 8.00 mm12.598 × 0.315 in | 70A Silicone | — | $226.26 / 10 pcs $22.63 / pc | Available to order | |
| 320.00 × 5.00 mm12.598 × 0.197 in | 70A Silicone | — | $153.48 / 10 pcs $15.35 / pc | Available to order | |
| 320.00 × 4.00 mm12.598 × 0.157 in | 70A Silicone | — | $143.31 / 10 pcs $14.33 / pc | Available to order | |
| 320.00 × 3.50 mm12.598 × 0.138 in | 70A Silicone | — | $127.86 / 10 pcs $12.79 / pc | Available to order | |
| 320.00 × 3.00 mm12.598 × 0.118 in | 70A Silicone | — | $105.66 / 10 pcs $10.57 / pc | Available to order | |
| 319.20 × 3.53 mm12.567 × 0.139 in | 70A Silicone | — | $126.92 / 10 pcs $12.69 / pc | Available to order | |
| 319.00 × 8.00 mm12.559 × 0.315 in | 70A Silicone | — | $226.34 / 10 pcs $22.63 / pc | Available to order | |
| 319.00 × 4.00 mm12.559 × 0.157 in | 70A Silicone | — | $142.20 / 10 pcs $14.22 / pc | Available to order | |
| 319.00 × 3.50 mm12.559 × 0.138 in | 70A Silicone | — | $126.92 / 10 pcs $12.69 / pc | Available to order | |
| 319.00 × 3.00 mm12.559 × 0.118 in | 70A Silicone | — | $105.66 / 10 pcs $10.57 / pc | Available to order | |
| 318.00 × 7.00 mm12.520 × 0.276 in | 70A Silicone | — | $172.41 / 10 pcs $17.24 / pc | Available to order | |
| 317.00 × 7.00 mm12.480 × 0.276 in | 70A Silicone | — | $171.47 / 10 pcs $17.15 / pc | Available to order | |
| 316.90 × 6.99 mm12.476 × 0.275 in | 70A Silicone | — | $154.77 / 10 pcs $15.48 / pc | Available to order | |
| 316.87 × 6.99 mm12.475 × 0.275 in | 70A Silicone | AS568-454 | $154.77 / 10 pcs $15.48 / pc | Available to order | |
| 316.00 × 7.00 mm12.441 × 0.276 in | 70A Silicone | — | $170.53 / 10 pcs $17.05 / pc | Available to order | |
| 316.00 × 5.00 mm12.441 × 0.197 in | 70A Silicone | — | $150.16 / 10 pcs $15.02 / pc | Available to order | |
| 315.00 × 5.00 mm12.402 × 0.197 in | 70A Silicone | — | $149.46 / 10 pcs $14.95 / pc | Available to order | |
| 314.00 × 5.00 mm12.362 × 0.197 in | 70A Silicone | — | $148.73 / 10 pcs $14.87 / pc | Available to order | |
| 311.00 × 8.00 mm12.244 × 0.315 in | 70A Silicone | — | $210.06 / 10 pcs $21.01 / pc | Available to order | |
| 311.00 × 7.00 mm12.244 × 0.276 in | 70A Silicone | — | $165.73 / 10 pcs $16.57 / pc | Available to order | |
| 311.00 × 4.00 mm12.244 × 0.157 in | 70A Silicone | — | $107.93 / 10 pcs $10.79 / pc | Available to order | |
| 311.00 × 3.00 mm12.244 × 0.118 in | 70A Silicone | — | $99.70 / 10 pcs $9.97 / pc | Available to order | |
| 310.52 × 6.99 mm12.225 × 0.275 in | 70A Silicone | — | $162.81 / 10 pcs $16.28 / pc | Available to order | |
| 310.50 × 7.00 mm12.224 × 0.276 in | 70A Silicone | — | $165.73 / 10 pcs $16.57 / pc | Available to order | |
| 310.50 × 6.99 mm12.224 × 0.275 in | 70A Silicone | BS1806-648 | $164.44 / 10 pcs $16.44 / pc | Available to order | |
| 310.00 × 8.00 mm12.205 × 0.315 in | 70A Silicone | — | $209.14 / 10 pcs $20.91 / pc | Available to order | |
| 310.00 × 7.00 mm12.205 × 0.276 in | 70A Silicone | — | $164.44 / 10 pcs $16.44 / pc | Available to order | |
| 310.00 × 5.70 mm12.205 × 0.224 in | 70A Silicone | — | $158.59 / 10 pcs $15.86 / pc | Available to order | |
| 310.00 × 4.00 mm12.205 × 0.157 in | 70A Silicone | — | $531.27 / 10 pcs $53.13 / pc | Available to order | |
| 310.00 × 3.00 mm12.205 × 0.118 in | 70A Silicone | — | $99.70 / 10 pcs $9.97 / pc | Available to order | |
| 309.30 × 5.70 mm12.177 × 0.224 in | 70A Silicone | JIS B 2401 G310 | $158.59 / 10 pcs $15.86 / pc | Available to order | |
| 309.20 × 5.70 mm12.173 × 0.224 in | 70A Silicone | — | $158.59 / 10 pcs $15.86 / pc | Available to order | |
| 309.00 × 8.00 mm12.165 × 0.315 in | 70A Silicone | — | $208.22 / 10 pcs $20.82 / pc | Available to order | |
| 309.00 × 7.00 mm12.165 × 0.276 in | 70A Silicone | — | $163.98 / 10 pcs $16.40 / pc | Available to order | |
| 309.00 × 4.00 mm12.165 × 0.157 in | 70A Silicone | — | $106.32 / 10 pcs $10.63 / pc | Available to order | |
| 308.00 × 4.00 mm12.126 × 0.157 in | 70A Silicone | — | $103.56 / 10 pcs $10.36 / pc | Available to order | |
| 307.00 × 4.00 mm12.087 × 0.157 in | 70A Silicone | — | $103.56 / 10 pcs $10.36 / pc | Available to order | |
| 306.00 × 5.00 mm12.047 × 0.197 in | 70A Silicone | — | $140.74 / 10 pcs $14.07 / pc | Available to order | |
| 306.00 × 3.50 mm12.047 × 0.138 in | 70A Silicone | — | $116.62 / 10 pcs $11.66 / pc | Available to order | |
| 306.00 × 3.00 mm12.047 × 0.118 in | 70A Silicone | — | $96.07 / 10 pcs $9.61 / pc | Available to order | |
| 305.00 × 7.00 mm12.008 × 0.276 in | 70A Silicone | — | $159.06 / 10 pcs $15.91 / pc | Available to order | |
| 305.00 × 5.30 mm12.008 × 0.209 in | 70A Silicone | — | $146.77 / 10 pcs $14.68 / pc | Available to order | |
| 305.00 × 5.00 mm12.008 × 0.197 in | 70A Silicone | — | $139.74 / 10 pcs $13.97 / pc | Available to order |
Can’t find your size, material or quantity? Send the dimensions, an old part or a drawing.Request a quote