Product description
O-ring seal, Viton 75 durometer black, ID 5.359 in., CSD 0.139 in., AS568-253 / Parker VA075 2-253-S context.
Specifications and identifiers
cross reference context
| Parker reference | VA075 2-253-S reported Verify manufacturer cross-reference and compound before substitution. |
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dimensions
| Inside diameter | 5.359 in. reported |
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| Cross-section diameter | 0.139 in. reported |
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| AS568 size | AS568-253 reported |
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identification
| Normalized item name | O-ring seal |
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| Material | Viton / fluoroelastomer reported |
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| Durometer | 75 duro reported Durometer is the hardness rating; verify for seal performance. |
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Applications
vacuum sealsgas and fluid sealschamber or pump interfacesReplacement elastomer sealVacuum or process utility sealing
How it works
An O-ring is an elastomeric seal used to seal static or dynamic joints against gas or liquid leakage.
Material, hardness, size, and cleanliness determine whether the seal is suitable for vacuum, gas, chemical, and temperature conditions.
Technical guide
- AS568
- A common O-ring size standard
- CSD
- Cross-section diameter
- DURO
- Durometer/hardness
- ID
- Inside diameter
What to verify before purchase
- Verify compound, color, durometer, AS568 size, cleanliness, and shelf-life condition.
- Confirm chemical and temperature compatibility with the process.
Confirm with the seller
- Exact Parker compound and cleanroom packaging condition are not confirmed.
Product reference only. Confirm fitment, revision, included components, and specifications before purchase.