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Hydrogenated Nitrile 70 Durometer O-Ring, Low Temperature (KA158-70)
Brand: Parker HannifinParker's hydrogenated nitrile KA158-70 (HNBR) a hydrogenation of nitrile rubber (NBR), has superior mechanical characteristics, particularly high strength, resulting in increased strength and durability.
Shore A diamterr of 70 and black in color, KA158-70 is formulated for low temperature resistance to -40°C (-40°F), without compromising the high temperature capability.
Features- Heat resistance - Up to 149°C (300°F) with excursions up to 163°C (325°F)
- Cold flexibility - Down to approximately -40°C (-40°F) Chemical resistance
- Aliphatic hydrocarbons
- Vegetable and animal fats and oils
- HFA, HFB and HFC hydraulic fluids
- Dilute acids, bases and salt solutions at moderate temperatures
- Rerigerant HFO1234yf
- Ozone, aging and weathering
Specifications
Brand
Approvals & Certifications
- NORSOK
Color
- Black
Fluid Compatibility
- Water/Steam
Internally Lubed
- No
Markets
- General
Maximum Working Temperature (°F)
- 300° F
Meets Certifications
- ISO 23936-2 10 % H₂S
Minimum Working Temperature (°F)
- -40° F
Nominal Hardness
- 70
Nominal Hardness Range
- 70
Polymer Family
- Hydrogenated Nitrile (HNBR, HSN)
Region of Origin
- North America
Thermal Application (°F)
- Low Temperature (< -30° F)
Not Compatible With
- Chlorinated Hydrocarbons
- Polar Solvents (Keytones, Esters and Ethers)
- Strong Acids *Custom Sizes and Coatings/Markings are available upon request.
Documentation
Data Sheets
- Compound Shrink Class pdf 371 KB
- KA158 Material Test Report pdf 62 KB
- O Ring Coatings Advanced Coating Methods for All of Your Application Needs ORD 5757 pdf 1.5 MB
- O Ring Division Frequently Asked Questions pdf 118 KB
- Parker O Ring Handbook ORD 5700 pdf 5.9 MB
- Parker Tracking System and RFID Technology pdf 72 KB
- Shelf Life pdf 79 KB
- Technical Glossary pdf 132 KB