Product description
Applied Materials 0190-53731 pneumatic normally-closed vacuum pump ball valve, described with 2.0 inch diameter, stainless, KF50, and A&N/S99796-128613-22XL context.
Specifications and identifiers
identification
| Description | Vacuum pump valve / pneumatic ball valve |
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| Connection/size | KF50 and 2.0 inch diameter reported |
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| Actuation | Pneumatic, normally closed reported |
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| Supplier/context | A&N / S99796-128613-22XL appears in evidence |
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Applications
vacuum isolationprocess gas deliverychamber pressure controlVacuum pump isolationForeline/pump valve serviceProcess tool vacuum plumbing
How it works
A valve assembly used to isolate, throttle, or route gas/vacuum flow.
Valve type, actuator, flange size, seal material, and leak performance must match the vacuum or process line.
Technical guide
stainless steel
common vacuum/gas line material
pneumatic actuation
uses air pressure to operate the valve
- KF
- quick-flange vacuum fitting style
What to verify before purchase
- Verify valve body marking, flange size, and actuator type
- Check normally-closed operation and position feedback if present
- Leak-test before service
Confirm with the seller
- Exact A&N model relationship is not fully confirmed
Product reference only. Confirm fitment, revision, included components, and specifications before purchase.