Product description
Applied Materials 3700-01020 O-ring, ID 3.484, CSD 0.139, commonly described as Viton 75 durometer and Parker 2-238 / V747-75 context.
Specifications and identifiers
identification
| Inside diameter | 3.484 |
|---|
| Cross-section diameter | 0.139 |
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| Material/durometer | Viton 75 duro appears |
|---|
| Related Parker size | 2-238 / V747-75 appears |
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Applications
vacuum sealinggas/fluid manifoldsmaintenance seal kitsVacuum or utility sealingReplacement O-ring serviceManifold/chamber maintenance
How it works
An O-ring is an elastomer seal used to prevent gas or fluid leakage.
Seal material, durometer, size, and chemical compatibility are critical for leak integrity.
Technical guide
Viton
fluoroelastomer material often used for chemical and temperature resistance
What to verify before purchase
- Verify material, durometer, and AS568/Parker size
- Inspect age and storage condition
- Confirm chemical and temperature compatibility
Confirm with the seller
- Exact service location is not confirmed
Product reference only. Confirm fitment, revision, included components, and specifications before purchase.