Trelleborg OR-NBR-35X3.5 Nitrile rubber (NBR) O-Ring, 70 Shore A hardness. Inner diameter 35mm, cross-section 3.5mm. Wear-part interchangeable across the OEM installed base; specify by original equipment manufacturer reference to avoid dimensional mismatch.
| Material | NBR 70A |
| Standard | ISO 3601 |
| Standard size | 35x3.5mm |
| Pressure rating | To 250 bar (system dependent) |
| Temperature range | -30°C to +120°C |
| Approval | FDA 21 CFR 177.2600, NORSOK M-710, NACE TM0297, WRAS |
| Standards | NACE TM0297, ISO 3601., ISO 3601-1, ISO 3601-3 |
| Approvals | WRAS |
| HS code | 4016.93 |
| Material | NBR 70A |
| Pressure rating | To 250 bar (system dependent) |
| Temperature range | -30°C to +120°C |
| Primary standard | ISO 3601 |
| Standard size | 35x3.5mm |
| MOQ | 1 |
Metric NBR 70 Shore A O-ring. Trelleborg Sealing Solutions offers this dimension in NBR; consult the O-Rings & Back-up Rings catalog (profile G, metric).