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This FFKM - FFPM O-Ring has a diameter of 556 x 7 mm and is Black in color. The hardness of this O-ring 556x7 - FFKM - FFPM - F909ZLT - AED - Norsok M710 - Low Temp (>-40°C) - 90 Shore A - Black - ORS178221 is 90 Shore A. Alternative names for the compound are FFKM – FFPM, and it is commonly produced by . The O-Ring is typically used in and has an operating temperature range from -40 ºC to 270 ºC. O-Rings 548370 are referred to as 178221 and have a DIN 3771 size of 556 x 7. This item is equivalent to and has an AED - Norsok M710 - Low Temp (>-40°C) approval. The chemical name of this O-Ring is Perfluoroelastomer.
| Article number | 178221 |
| Alternative Sizes | |
| DIN 3771 Size Chart | 556 x 7 |
| Size in text | five hundred and fifty six zero by seven zero |
| SMS 1586 Size chart | 556x7 |
| Export specifications | |
| Country of Origin | IT |
| Customs Code | 40169300 |
| General Specifications | |
| Material | FFKM - FFPM |
| Hardness | 90 Shore A |
| Color | Black |
| Approval | AED - Norsok M710 - Low Temp (>-40°C) |
| Compound Number | F909ZLT |
| CS (Cross Section) | 7 mm |
| Dimensions | 556x7 |
| ID (Inner diameter) | 556 mm |
| Seal type | O-ring |
| Other Specifications | |
| Alternative names | FFKM – FFPM |
| Chemical Name | Perfluoroelastomer |
| Description 2 | O-ring FFKM - FFPM 556x7 |
| Product name | O-ring 556x7 FFKM – FFPM | F909ZLT | AED - Norsok M710 - Low Temp (>-40°C) |
| Technical Specifications | |
| Compression Set | 26 % |
| Specific Gravity | 1,92 (±0,03) g/cm3 |
| Temperature Max | 270 ºC |
| Temperature Min | -40 ºC |
| Tensile Strength | 11,8 MPa |
| Ultimate Elongation | 115 % |
| attachment |  Material Datasheet |
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