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Nitrile 90 Durometer Backup Ring (N1444-90)
Brand: Parker HannifinParker's 90 durometer black nitrile (NBR), N1444-90 is an excellent general purpose material that has good mechanical properties when compared to other elastomers.
NBR is not resistant to weathering and ozone.
N1444- 90 is only available as a Parback (backup ring).
Features- Aliphatic hydrocarbons (propane, butane, petroleum oil, mineral oil and grease, diesel fuel, fuel oils) vegetable and mineral oils and greases
- HFA, HFB and HFC hydraulic fluids
- Dilute acids, alkali and salt solutions at low temperatures
- Water up to 212°F (100°C)
Specifications
Brand
Approvals & Certifications
- None
Color
- Black
Fluid Compatibility
- Oils
Inside Diameter (inch)
- 0.077 to 26.004
Internally Lubed
- No
Markets
- General
Maximum Working Temperature (°F)
- 250° F
Minimum Working Temperature (°F)
- -30° F
Nominal Hardness
- 90
Nominal Hardness Range
- > 70
Polymer Family
- Acrylonitrile-Butadiene Nitrile (NBR, XNBR)
Region of Origin
- North America
Thermal Application (°F)
- Standard (-30° to 250° F)
Trade Name
- N300, Backup, Parbak
Width (inch)
- 0.053 to 0.236
Documentation
Data Sheets
- Compound Shrink Class pdf 371 KB
- Engineered O Rings ORD 5710 pdf 690 KB
- N1444 Material Test Report pdf 17 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
- O Ring Material Test Reports pdf 216 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