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| Quantity | Per piece |
|---|---|
| 21+ | € 3,7300 |
| 50+ | € 2,8266 |
| 100+ | € 1,5129 |
| 200+ | € 1,0752 |
| 500+ | € 0,8529 |
| 1000+ | € 0,7119 |
| 2500+ | € 0,5994 |
This NBR - Nitrile O-Ring has a diameter of 25.12x1.78 mm and is Black in color. The hardness of this O-ring 25.12x1.78 - NBR - Nitrile - Superior - 70 Shore A - Black - ORS221943 is 70. Alternative names for the compound are Nitrile Rubber - NBR, and it is commonly produced by Lanxess - Zeon - and LG Chem. The O-Ring is typically used in and has an operating temperature range from -30 ºC to 135 ºC. O-Rings 6590085 are referred to as 221943 and have a DIN 3771 size of 25.12x1.78. This item is equivalent to and has an FDA - NSF 61 approval. The chemical name of this O-Ring is Acrylonitrile butadiene rubber.
| Article number | 221943 |
| Alternative Sizes | |
| AS568 Size Chart | AS568 022 |
| BS1806 Size Chart | BS1806 022 |
| DIN 3771 Size Chart | 25.12x1.78 |
| SMS 1586 Size chart | 25.12 x 1.78 |
| Drinking Water & Potable Water Certifications | |
| ACS | ✔ |
| D.M. 06.04.04 n° 174 | ✔ |
| NSF 61 | ✔ |
| ÖNORM (B 5014-1) | ✔ |
| UBA | ✔ |
| WRAS (BS 6920-1:2000) | ✔ |
| Export specifications | |
| Country of Origin | IT |
| Customs Code | 40169300 |
| Food Contact & Sanitary Certifications | |
| D.M. 21/03/1973 | ✔ |
| EC1935/2004 | ✔ |
| FDA 21 CFR 177.2600 | ✔ |
| GB 4806 11-2026 | ✔ |
| General Specifications | |
| Color | Black |
| Hardness | 70 |
| Material | NBR - Nitrile |
| Approval | FDA - NSF 61 |
| Compound Number | 107041901 |
| CS (Cross Section) | 1.78 mm |
| Dimensions | 25.12x1.78 |
| ID (Inner diameter) | 25.12 mm |
| Seal type | O-ring |
| Material Compliance & Substance Regulations | |
| ADI-Free | ✔ |
| Latex Free | ✔ |
| REACH-SVHC Conform | ✔ |
| RoHS Conform | ✔ |
| Other Specifications | |
| Alternative names | Nitrile Rubber - NBR |
| Chemical Name | Acrylonitrile butadiene rubber |
| Description 2 | O-ring NBR - Nitrile 25.12x1.78 |
| Product name | O-ring 25.12x1.78 NBR - Nitrile |
| Trade names | Lanxess - Zeon - and LG Chem |
| Vulcanisation | Peroxide |
| Technical Specifications | |
| Temperature Max | 135 ºC |
| Temperature Min | -30 ºC |
| Also found under | |
| O-ring NBR | O-rings | |
All items marked with a * are required.
| Quantity | Per piece |
|---|---|
| 21+ | € 3,7300 |
| 50+ | € 2,8266 |
| 100+ | € 1,5129 |
| 200+ | € 1,0752 |
| 500+ | € 0,8529 |
| 1000+ | € 0,7119 |
| 2500+ | € 0,5994 |
