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We are closed on May 9 and 10 due to Ascension Day. Orders placed between May 9 & 12 will be processed on May 13. If you still need products before then, please contact us
| Quantity | Per piece |
|---|---|
| 1+ | € 332,8017 |
| 10+ | € 282,5650 |
| 25+ | € 282,5650 |
| 50+ | € 282,5650 |
| 100+ | € 282,5650 |
| Article number | 72791 |
| Color | Black |
| Alternative names | FFPM – Dupont Kalrez |
| Chemical Name | Perfluoroelastomer |
| Description 2 | O-ring FFKM - FFPM 37.47x6.99 |
| Equal to | Dupont Kalrez® 4079 - Greene Tweed Chemraz® 615 - PPE Perlast® G75B - Trellebrog Isolast® J8325 & Isolast® J9876 |
| Material | FFKM - FFPM |
| Packaging Unit | O-ring |
| Product name | O-ring 139x3.5 FFKM |
| Size in text | thirty seven comma forty seven by six comma ninety nine |
| Trade names | Kalrez® - Simriz® - Chemraz® - Spectrum® - Triazinico® - Isolast® - Parofluor® - Fluorez® - Perlast® - Perfluor® |
| Alternative Size | |
| AS568 Size Chart | AS 149 |
| DIN 3771 Size Chart | 37.47x6.99 |
| SMS 1586 Size chart | 37.47 X 6.99 |
| Core Spec's | |
| Approval | General Purpose (+330˚C) |
| CS (Cross Section) | 6.99 mm |
| Hardness | 75 Shore A |
| ID (inner diameter) | 37.47 mm |
| Temperature Max | 330 ºC |
| Temperature Min | -15 ºC |
| Equivalent to | |
| Dupont Kalrez® Equivalent | Dupont Kalrez® 4079 |
| Greene Tweed Chemraz® Equivalent | Greene Tweed Chemraz® 615 |
| Precision Polymer Engineering Perlast® Equivilent | PPE Perlast® G75B |
| Trelleborg Isolast® Equivalent | Trellebrog Isolast® J8325 & Isolast® J9876 |
| attachment |  Material Datasheet |
This FFKM - FFPM O-Ring is 37.47x6.99mm and in the color Black. The Hardness of this O-ring 37.47x6.99 - FFKM - FFPM - High Temp - 75 Shore A - Black - Kalrez® 4079 - ORS72791 (Equivilent) is 75 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 330 ºC. O-rings 561957 are indicated as 72791 and have a DIN 3771 Size of 37.47x6.99. This item is equal to Dupont Kalrez® 4079 - Greene Tweed Chemraz® 615 - PPE Perlast® G75B - Trellebrog Isolast® J8325 & Isolast® J9876 and has an General Purpose (+330˚C) Approval. The chemical name of this Oring is Perfluoroelastomer.
