New Arrivals/Restock

1/4" NPT 300 PSI Air Compressor Safety Relief Pressure Valve Tank Pop Off

flash sale iconLimited Time Sale
Until the end
23
50
39

$7.17 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
New  $11.95
quantity

Product details

Management number 218753121 Release Date 2026/05/03 List Price $4.78 Model Number 218753121
Category

1/4" NPT Threaded 300 PSI Industrial air compressor / tank pressure safety relief valve. Also known as a "Pop Off" or "Blow Off" valve. This relief valve is manufactured in the United States and is stamped with "UV" & "NB" symbols. The relief pressure of this valve is set at 300 PSI and is accurate within + or - 3% of the set pressure. Specifications: This valve will relieve 255 SCFM| Valve Inlet Threads: 1/4" Male NPT (measure about 1/2" in diameter) Total Valve Length: 1-3/4" Installation Wrench Size: 11/16" Features a silicone rubber soft seat relief valve to prevent leaks Max temperature: 250° F Solid Brass Construction Top quality made in the U.S.A Manufactured by Conrader

  • 1/4" male NPT 300 PSI Industrial air compressor / tank pressure safety relief valve.
  • Also known as a "Pop Off" or "Blow Off" valve.
  • This relief valve is manufactured in the United States and is stamped with "UV" & "NB" symbols.
  • The relief pressure of this valve is set at 70 PSI and is accurate within + or - 3% of the set pressure.
  • Features a silicone rubber soft seat relief valve to prevent leaks
UPC 685650061290
Size 0.9375 cubic inches
Brand Name conrader
Unit Count 1.0 Count
Valve Type Pressure Relief Valve
Item Weight 2.4 ounces
Thread Size 1/4 inch
Thread Type NPT
Manufacturer Conrader
Model Number CAS250300
Material Type Brass
Exterior Finish Brass
Item Dimensions 1.75 x 0.75 x 0.75 inches
Number of Ports 2
Maximum Pressure 300 Pound per Square Inch
Number of Pieces 1
Specification Met UV, NB, ASME B16.34
Inlet Connection Type National Pipe Tapered
Outlet Connection Size 0.25 Inches
Outlet Connection Type MNPT
Manufacturer Part Number CAS250300

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review