![328 Buna-N O-Ring, 70A Durometer, Black, 1-7/8" ID, 2-1/4" OD, 3/16" Width (Pack of 50): O Ring Seals: Amazon.com: Industrial & Scientific 328 Buna-N O-Ring, 70A Durometer, Black, 1-7/8" ID, 2-1/4" OD, 3/16" Width (Pack of 50): O Ring Seals: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81VuBT35OeL.jpg)
328 Buna-N O-Ring, 70A Durometer, Black, 1-7/8" ID, 2-1/4" OD, 3/16" Width (Pack of 50): O Ring Seals: Amazon.com: Industrial & Scientific
![BUSY-CORNER 185 Pieces FKM Brown O-Ring Kit,75A Durometer,18 Kind AS-568 Standard Sizes,ID 2.57mm-20.22mm Thickness 1.78mm 2.62mm 3.53mm: Amazon.com: Industrial & Scientific BUSY-CORNER 185 Pieces FKM Brown O-Ring Kit,75A Durometer,18 Kind AS-568 Standard Sizes,ID 2.57mm-20.22mm Thickness 1.78mm 2.62mm 3.53mm: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81CWZm8KrGS._AC_UF1000,1000_QL80_.jpg)
BUSY-CORNER 185 Pieces FKM Brown O-Ring Kit,75A Durometer,18 Kind AS-568 Standard Sizes,ID 2.57mm-20.22mm Thickness 1.78mm 2.62mm 3.53mm: Amazon.com: Industrial & Scientific
![Increase of Shore A hardness with thermal aging for nitrile O-rings... | Download Scientific Diagram Increase of Shore A hardness with thermal aging for nitrile O-rings... | Download Scientific Diagram](https://www.researchgate.net/publication/349499960/figure/fig2/AS:994006787960834@1614001094761/Increase-of-Shore-A-hardness-with-thermal-aging-for-nitrile-O-rings-measured-during_Q320.jpg)
Increase of Shore A hardness with thermal aging for nitrile O-rings... | Download Scientific Diagram
![Liquid Pressure, Piston Gap and Rubber Hardness Relation for Radial O-Rings – yachtWORKS | Bodrum, Didim, Gocek – Motor Yacht, Sail Yacht, Gulet, Catamaran Refit, Repair, Paint, Teak, MAN Marine Engine, Electrical, Liquid Pressure, Piston Gap and Rubber Hardness Relation for Radial O-Rings – yachtWORKS | Bodrum, Didim, Gocek – Motor Yacht, Sail Yacht, Gulet, Catamaran Refit, Repair, Paint, Teak, MAN Marine Engine, Electrical,](http://yachtworks.info/wp-content/uploads/2013/12/o-ring-grafik_72dpi.gif)