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This FFKM - FFPM O-Ring has a diameter of 139.1x6.99 mm and is White in color. The hardness of this O-ring 139.1x6.99 - FFKM - FFPM - F707W94 - FDA - EC1935/2004 - USP Class VI - 3A Sanitary - 70 Shore A - White - ORS178955 is 70 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 -20 ºC to 270 ºC. O-Rings 557946 are referred to as 178955 and have a DIN 3771 size of 139.1x6.99. This item is equivalent to and has an FDA - EC1935/2004 - USP Class VI - 3A Sanitary approval. The chemical name of this O-Ring is Perfluoroelastomer.
| Article number | 178955 |
| Alternative Sizes | |
| DIN 3771 Size Chart | 139.1x6.99 |
| Size in text | one hundred and thirty nine comma ten by six comma ninety nine |
| SMS 1586 Size chart | 139.1 x 6.99 |
| Approximately equal to | |
| Precision Polymer Engineering Perlast® Equivilent | PPE Perlast ® G74S |
| Export specifications | |
| Country of Origin | IT |
| Customs Code | 40169300 |
| General Specifications | |
| Material | FFKM - FFPM |
| Hardness | 70 Shore A |
| Color | White |
| Approval | FDA - EC1935/2004 - USP Class VI - 3A Sanitary |
| Compound Number | F707W94 |
| CS (Cross Section) | 6.99 mm |
| Dimensions | 139.1x6.99 |
| ID (Inner diameter) | 139.1 mm |
| Seal type | O-ring |
| Other Specifications | |
| Alternative names | FFKM – FFPM |
| Chemical Name | Perfluoroelastomer |
| Description 2 | O-ring FFKM - FFPM 139.1x6.99 |
| Product name | O-ring 139.1x6.99 FFKM – FFPM | F707W94 | FDA - EC1935/2004 - USP Class VI - 3A Sanitary |
| Technical Specifications | |
| Compression Set | 24 % |
| Specific Gravity | 2,41 (±0,03) g/cm3 |
| Temperature Max | 270 ºC |
| Temperature Min | -20 ºC |
| Tensile Strength | 13 MPa |
| Ultimate Elongation | 130 % |
| attachment |  Material Datasheet |
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