/content/process/us/en/search.html
Scheduled Maintenance: Please note that the credit card payment service will be unavailable for scheduled maintenance on Saturday, May 30th, 2026, from 12:00 AM to 6:00 AM EST (4:00 AM to 10:00 AM GMT, 5:00 AM to 11:00 AM CET and 9:30 AM to 3:30 PM IST). Thank you for your patience.

control valves

B, F, G, & K Micro Cam Oil Valves MCOV

Hauck Micro-Cam oil (MCOV) valves provide accurate, reproducible flow control of fuel oil to any type of industrial process, thus making the operation of oil-fi red heat processing equipment more dependable

Overview
Hauck Micro-Cam oil (MCOV) valves provide accurate, reproducible flow control of fuel oil to any type of industrial process, thus making the operation of oil-fi red heat processing equipment more dependable.

Features & Benefits:
  • All-purpose liquid fuel valve
  • Ideal for modulating liquid fuel fl ow manually, with a linked actuator, or a direct coupled actuator
  • Ideal for limiting liquid fuel fl ow in main or bypass fuel supplies
  • Valve bodies feature solid steel construction, precision machined for accuracy and dependability
  • Heat tempered components ensure a long service life
  • Zero maintenance design prevents fouling
  • UL Listed B and F series valves for a viriety of applications
  • Oil valves rated to 225 PSI, LP valves rated to 250 PSI
Specifications

Electrical Specifications

  • Maintenance Interval
    • None (zero maintenance design)

Metering & Process Capability

  • Metering Capability
    • Yes (B series suitable for metering in gallons/hr)

Control, Logic & Functional Behavior

  • Control Principle
    • Micro‑cam with knife edge rotating against V‑slot to meter flow
  • Control Type
    • Handwheel (manual), threaded wheel for actuator coupling (automatic)

Pressure Specifications

  • Pressure Ratings
    • Oil: 225 psi, LP: 250 psi

Material Specifications

  • Body Material
    • Cold rolled steel (hardened and ground)

Actuation, Valve & Motion Control Specifications

  • Valve Series
    • B, F, G, K

Performance, Flow & Capacity

  • Flow Control
    • Linear (B series), Non-linear (F, G, K series)

Applications & Compatibility

  • Applications
    • Accurate, repeatable control and limitation of liquid fuel flow to burners
    • Oil‑fired industrial heating and heat processing equipment

Fuel, Gas & Media Specifications

  • Fuel Type
    • All grades of fuel oil (including heavy residuals), LP (liquid propane)

Standards & Certifications

  • Approvals
    • B and F series valves are UL listed

Electrical Specifications

  • Maintenance Interval
    • None (zero maintenance design)

Metering & Process Capability

  • Metering Capability
    • Yes (B series suitable for metering in gallons/hr)

Control, Logic & Functional Behavior

  • Control Principle
    • Micro‑cam with knife edge rotating against V‑slot to meter flow
  • Control Type
    • Handwheel (manual), threaded wheel for actuator coupling (automatic)

Pressure Specifications

  • Pressure Ratings
    • Oil: 225 psi, LP: 250 psi

Material Specifications

  • Body Material
    • Cold rolled steel (hardened and ground)

Actuation, Valve & Motion Control Specifications

  • Valve Series
    • B, F, G, K

Performance, Flow & Capacity

  • Flow Control
    • Linear (B series), Non-linear (F, G, K series)

Applications & Compatibility

  • Applications
    • Accurate, repeatable control and limitation of liquid fuel flow to burners
    • Oil‑fired industrial heating and heat processing equipment

Fuel, Gas & Media Specifications

  • Fuel Type
    • All grades of fuel oil (including heavy residuals), LP (liquid propane)

Standards & Certifications

  • Approvals
    • B and F series valves are UL listed
  • Maintenance Interval : None (zero maintenance design)
  • Metering Capability : Yes (B series suitable for metering in gallons/hr)
  • Control Principle : Micro‑cam with knife edge rotating against V‑slot to meter flow
  • Pressure Ratings : Oil: 225 psi, LP: 250 psi
  • Body Material : Cold rolled steel (hardened and ground)
  • Valve Series : B, F, G, K
  • Flow Control : Linear (B series), Non-linear (F, G, K series)
  • Control Type : Handwheel (manual), threaded wheel for actuator coupling (automatic)
  • Applications : Accurate, repeatable control and limitation of liquid fuel flow to burners|Oil‑fired industrial heating and heat processing equipment
  • Fuel Type : All grades of fuel oil (including heavy residuals), LP (liquid propane)
  • Approvals : B and F series valves are UL listed
Name
Description
File Size
Date
Size
No support documents tagged to this product
An error occurred . Please try after sometime
Category@category|Type@type

Filters

Product Number
Part Number
Description
Leaf Category
Thumbnail
Add to list
HK12503
VLV,B 1/2 12W MICRO OIL UL
HK12503
VLV,B 1/2 12W MICRO OIL UL
HK12503R0241
VLV,B 1/2 12W W/LMT SW
HK12503R0241
VLV,B 1/2 12W W/LMT SW
HK12507
VLV,B 1/2 16W MICRO OIL UL
HK12507
VLV,B 1/2 16W MICRO OIL UL
HK12511
VLV,B 1/2 18W MICRO OIL UL
HK12511
VLV,B 1/2 18W MICRO OIL UL
HK12515
VLV,B 1/2 20W MICRO OIL UL
HK12515
VLV,B 1/2 20W MICRO OIL UL
HK12515R0241
VLV,B 1/2 20W MICRO OIL
HK12515R0241
VLV,B 1/2 20W MICRO OIL
HK12519
VLV,B 1/2 24W MICRO OIL UL
HK12519
VLV,B 1/2 24W MICRO OIL UL
HK12519R0159
VLV,B 1/2 24 W/B&L M740 940
HK12519R0159
VLV,B 1/2 24 W/B&L M740 940
HK12521
BDY ASSY,B 1/2 12 MICRO VLV
HK12521
BDY ASSY,B 1/2 12 MICRO VLV
HK12523
BDY ASSY,B/F/H 1/2 16 VLV
HK12523
BDY ASSY,B/F/H 1/2 16 VLV