OR-BN-S50-257
#257 Soft Buna-N O-Ring, 50A Durometer
#257 Soft Buna-N O-Ring, 50A Durometer (part number OR-BN-S50-257). Key specifications: 5.859" id, 6.137" od, 0.139" cross section, Soft Buna-N material. SongGlow supplies this part with full supply-chain traceability, 100% authentic. Request a quote for OEM and EMS production quantities.
| Specification | Value |
|---|---|
| Part number | OR-BN-S50-257 |
| ID | 5.859" |
| OD | 6.137" |
| Cross Section | 0.139" |
| Material | Soft Buna-N |
| Hardness | Durometer 50A (Soft) |
| Color | Black |
| Temp Range | -30° to 225°F, SAE AS568, SAE J200 |
| Dash No. | 257 |
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