- HNBR (highly saturated nitrile butadiene rubber) o-rings offer superior resistance and mechanical strength in demanding environments
- With exceptional thermal stability, HNBR o-rings are versatile for challenging industrial applications
- Withstands harsh fluids without swelling, cracking, or degrading, ensuring reliable performance and safety
- Excellent resistance to R-12 and R-134a refrigerants
- GM R4 Service Valve O-Ring (7/8" I.D.)
| Type | O-Rings |
| Style | A/C |
| Size | 1/8 in x 7/8 in |
| Material | HNBR |
| I.D. | 7/8 in |
| Tube O.D. | 1-1/8 in |
| Color | Green |
| Thickness | 1/8 in |
| Durometer | 70 |
| Cross Section Shape | Round |
| Industry No. | 212 |
| Use With | R134A/R12 |
| Temp Range | -40°F to +302°F |
