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| Article number | 178573 |
| Approval | AED - NORSOK M710 |
| Color | Black |
| Hardness Explanation | 90 Shore A |
| Material | FFKM - FFPM |
| Alternative names | FFPM – Dupont Kalrez |
| Chemical Name Explanation | Perfluoroelastomer |
| Compression Set Explanation | 20 % |
| Country of Origin | IT |
| CS (Cross Section) Explanation | 3.5 mm |
| Customs Code Explanation | 40169300 |
| Description 2 | O-ring FFKM - FFPM 248x3.5 |
| Dimensions Explanation | 248x3.5 |
| DIN 3771 Size Chart Explanation | 248x3.5 |
| Equal to | Dupont Kalrez 0900, Greene Tweed Chemraz 526, PPE Perlast G90D, Trelleborg Isolast J9510 |
| ID (Inner diameter) Explanation | 248 mm |
| Product name | O-ring 248x3.5 FFKM - FFPM |
| Seal type | O-ring |
| Size in text | two hundred and forty eight zero by three comma fifty |
| SMS 1586 Size chart | 248 x 3.5 |
| Specific Gravity Explanation | 1,95 (+/- 0,03) g/cm3 |
| Temperature Max Explanation | 280 ºC |
| Temperature Min Explanation | -15 ºC |
| Tensile Strength Explanation | 18,4 MPa |
| Trade names | Kalrez® - Simriz® - Chemraz® - Spectrum® - Triazinico® - Isolast® - Parofluor® - Fluorez® - Perlast® - Perfluor® |
| Ultimate Elongation Explanation | 118 % |
| Equivalent to | |
| Dupont Kalrez® Equivalent | Dupont Kalrez 0900 |
| Freudenberg Simriz® Equivalent | Not Known |
| Greene Tweed Chemraz® Equivalent | Greene Tweed Chemraz 526 |
| Parker Parafluor® Equivalent | Not Known |
| Precision Polymer Engineering Perlast® Equivilent | PPE Perlast G90D |
| Trelleborg Isolast® Equivalent | Trelleborg Isolast J9510 |
| attachment |  Material Datasheet |
This FFKM - FFPM O-Ring is 248x3.5mm and in the color Black. The Hardness of this O-ring 248x3.5 FFKM - FFPM - Norsok M710 - AED - Kalrez 0900 - 90 Shore A - Black - ORS178573 (Eqvuivalent) is 90 Shore A.The alternative names of the compound are FFPM – Dupont Kalrez and they are mostly produced by Kalrez® - Simriz® - Chemraz® - Spectrum® - Triazinico® - Isolast® - Parofluor® - Fluorez® - Perlast® - Perfluor®. The O-ring is commonly used in and has an operating temperature range from -15 ºC to 280 ºC. O-rings 552882 are indicated as 178573 and have a DIN 3771 Size of 248x3.5. This item is equal to Dupont Kalrez 0900, Greene Tweed Chemraz 526, PPE Perlast G90D, Trelleborg Isolast J9510 and has an AED - NORSOK M710 Approval. The chemical name of this Oring is Perfluoroelastomer.
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