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Pressure Regulator,1/2 In,3 to 50 psi close
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This item has been discontinued and is unavailable for purchase. Check the Alternate Products selection below for options. For more information call 1-800-GRAINGER (472-4643).

Pressure Regulator, 1/2 In, 3 to 50 psi

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  • Item # 2A645
  • Mfr. Model # 1/2 263AB
  • UNSPSC # 40142202
  • Catalog Page # 4043
  • Shipping Weight 1.3 lbs.
Country of Origin USACountry of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • ItemPressure Regulator
  • Series263A
  • Body MaterialBrass
  • Inlet Size1/2"
  • Outlet Size1/2"
  • Length2-1/8"
  • Height4-3/8"
  • ApplicationWater and #2 Fuel Oil
  • Connection TypeFNPT
  • Pressure Adjustment Range3 to 50 psi
  • Gauge Port Size1/4"
  • Max. Temp.140 Degrees F
  • Max. Pressure300 psi
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Compliance and Restrictions

  • This product has been certified by a third party to be compliant with the “Safe Drinking Water Act” requirements for low lead in potable (human consumption - drinking and cooking) and non-potable water applications (non-human consumption).


Water and No. 2 Oil Pressure Regulators

• Max. pressure: 300 psi Max. temp.: 140°F
For use in water and No. 2 fuel oil pressure regulation in small, general-purpose piping system applications. FNPT connections. Low-Lead regulators are certified for use in potable water applications.
Series 263 Brass and Stainless Steel
3-way valves feature an aluminum spring cage, Buna N stainless steel disc, reinforced Buna N diaphragm, tee handle adjustment, and 1/4" low-pressure gauge port.

Alternate Products

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