NS-DF-4 serves as the third largest of the face seal standard line, with the ability to also function as a thrust bearing. Through the use of our Externally Pressurized Porous Media, these robust seals offer a non-contact, leak-free solution without the hassle of routine maintenance. Adaptive hardware is available making New-Seal™ face seals easy to retrofit into existing equipment.
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| Title | Specifications |
|---|---|
| Model # | NS-DF-4NS-DF-4 |
| Min. Shaft Size | 2.99 in.76 mm |
| Max. Shaft Size | 4.02 in.102 mm |
| Outside Diameter | 7.01 in.178 mm |
| Axial Height | 1.93 in.49 mm |
| Radial Runout | 0.13 in.3 mm |
| Cavity Pressure | 45 psi3 bar |
| Max. Angular Misalignment | 2.5°2.5° |
| Porous Media Material | Carbon GraphiteCarbon Graphite |
| Housing Material | 316 Stainless Steel, FDA Compliant Materials Available316 Stainless Steel, FDA Compliant Materials Available |
| O-ring Materials | Fluoroelastomer Fluoroelastomer |
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