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MKS / Brooks

MKS Brooks 251-1000 5835C Mass Flow Control Valve 1000 SCCM N2 1/16 FNPT

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SKU:
48446
MPN:
251-1000
Condition:
Used
Availability:
Usually ships within 1–2 business days.
Weight:
3.00 LBS
Shipping:
Calculated at Checkout
  • MKS Brooks 251-1000 mass flow control valve – front three-quarter view showing body label and twisted cable lead
  • Brooks 5835C mass flow control valve – rear view showing N2 gas label, 0–1000 SCCM range label, and 1/16 FNPT port
  • MKS 251-1000 valve body label close-up – shows Unit: Valve, Type 251-1000, Range 1000 SCCM, Serial number
  • Brooks Instrument Div Emerson Electric Model 5835C label close-up on valve body
  • Brooks 5835C valve stainless body label – Gas N2, Range 0–1000 SCCM, Serial No. 8312H78040/4
  • MKS / Brooks 251-1000 Mass Flow Control Valve 1000 SCCM N2 1/16" FNPT
$40.00
Was: $100.00
Current Stock: 1

Sold Out

Description

MKS Brooks 251-1000 5835C Mass Flow Control Valve 1000 SCCM N2 1/16 FNPT

Inline mass flow control valve for nitrogen gas systems. Rated for 0–1000 SCCM with 1/16" FNPT connections. Valve body only; no controller or fittings included.

Specifications & What's Included

  • Brand: MKS Instruments / Brooks Instrument
  • Model: 251-1000 (5835C / 5835C1G5E1)
  • Flow Range: 0–1000 SCCM
  • Gas Type: N2 (Nitrogen)
  • Port Size: 1/16" FNPT
  • Form Factor: Inline compact body
  • Manufactured in USA

Applications

Designed for mass flow control in semiconductor process gas systems and compatible with MKS mass flow controllers and Brooks MFC systems.

Condition: Used
This MKS / Brooks 251-1000 (5835C) mass flow control valve has been inspected and shows typical wear consistent with prior industrial use. The body and labels are intact and legible as shown. The valve has not been bench-tested at our facility. Please view our photos and contact us with any questions.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
MKS Instruments / Brooks Instrument
Model:
251-1000
Secondary Model:
5835C / 5835C1G5E1
MPN:
251-1000
SKU:
48446
Condition:
Used – Inspected
Seller Notes:
Valve unit only as shown; no controller or fittings included.
Form Factor:
Inline Valve / Compact Body
Gas Type:
N2 (Nitrogen)
Flow Range:
0–1000 SCCM
Port Size:
1/16" FNPT
Application / Use Case:
Mass flow control for semiconductor process gas systems
Compatible With:
MKS mass flow controllers, Brooks MFC systems
Country of Manufacture:
USA
Condition Notes:
This MKS / Brooks 251-1000 (5835C) mass flow control valve has been inspected and shows typical wear consistent with prior industrial use. The body and labels are intact and legible as shown. The valve has not been bench-tested at our facility.
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Weight:
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MPN:
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Type:
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SKU:
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100 SCCM
Connection Type:
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Body Material:
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Application:
Vacuum Process Gas Delivery, Semiconductor
Country/Region of Manufacture:
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Condition:
Used – Inspected and in Good Condition
Seller Notes:
Unit only, as shown in photos. Red wire lead connector present.
Form Factor:
Inline Valve / Compact Body
Review Status:
Auto-Approved (needs review) 2026-07-04
Condition Notes:
MKS Instruments 251-100 Mass Flow Control Valve. Inspected and in good used condition. Stainless steel body intact, solenoid and wire lead connector present. Minor handling marks consistent with lab use.
Brooks Instrument 5835-B1G5E1 mass flow control valve — front-left view showing valve body, solenoid actuator, and blue connector wiring Brooks 5835-B1G5E1 MKS 251-1000 mass flow control valve — rear label showing Gas: AIR, Range: 0-1000 SCCM, and serial number plate
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Brooks 5835-B1G5E1 MKS 251-1000 Mass Flow Control Valve 1000 SCCM Air 1/16 FNPT

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Brooks 5835-B1G5E1 MKS 251-1000 Mass Flow Control Valve 1000 SCCM Air 1/16 FNPT This is a compact inline mass flow control valve manufactured by Brooks Instrument, a division of Emerson Electric Co...
48448
SKU:
48448
Availability:
Usually ships within 1-2 business days.
Weight:
3.00 LBS
Brand:
Brooks Instrument
Model:
5835-B1G5E1
Secondary Model:
MKS 251-1000
MPN:
5835-B1G5E1
SKU:
48448
Condition:
Used – Inspected
Seller Notes:
Valve only — no additional accessories included.
Country of Manufacture:
USA
Form Factor:
Inline Valve / Compact Body
Gas Type:
Air
Flow Range:
0–1000 SCCM
Port Size:
1/16" FNPT
Compatible With:
MKS 250, 651, 252 flow control systems
Application:
Semiconductor process gas delivery, vacuum systems
Manufacturer Division:
Brooks Instrument Div, Emerson Electric Co.
Condition Notes:
This Brooks Instrument 5835-B1G5E1 / MKS 251-1000 mass flow control valve has been inspected and shows normal wear consistent with prior use. The valve body and port fittings appear intact. It has not been bench-tested at our facility.