PK-NM304-75-256
AS568-256 O-rings Buna-N, Parker Seal® NM304-75 75 Durometer, Black, Buna-N (NBR, Nitrile, Buna)
Color: Black
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Description
Parker Seal® NM304-75 -256 is a 75 durometer, black, Buna-N (NBR, Nitrile, Buna) o-ring. This product is a USA AS568-256 size and has a cross section of 3.53mm (0.139in) and an inside diameter of 145.64mm (5.734in). It is made from the compound Parker Seal® NM304-75 . See compound features belowCompound Attributes
- General purpose material
Tech Specs
| Size Code | 256 |
|---|---|
| Cross Section | 0.139 in (3.53 mm) |
| Inside Diameter | 5.734 in (145.64 mm) |
| Outside Diameter | 6.012 in (152.70 mm) |
| Part Number | PK-NM304-75-256 |
| Compound | PK-NM304-75 Material Datasheet  |
| Material Type | Buna-N (NBR, Nitrile, Buna) |
| Sub Type | |
| High Temp | 250 °F (125 °C) |
| Low Temp | -30 °F (-35 °C) |
| Hardness | 75 Shore A |
| Color | Black |
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Marco Rubber & Plastics is an industry leader in custom sealing solutions that go beyond the limits of catalog commodities. Since 1980, our solutions have delivered reliable, long-lasting success for customers worldwide. We offer the largest inventory of specialty and standard sealing solutions backed by best-in-class technology, service and support.
