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Worldwide distributor of NSN parts and consumables located in the USA.

Safety Relief Valve

Model / MPN: 76912-2 | NSN: 4820-00-794-1776
ITAR Registered seal

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Product Details
NATO Stock Number
4820-00-794-1776
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3b 2nd end
Thread Class
3b 1st end
Thread Direction
Right-hand 2nd end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Connection Style
G4 gasket sea (boss) all ends
Connection Style
Gasket sea (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 1st end
Connection Type
Threaded internal boss 2nd end
Mounting Facility
Threaded fastener
Features Provided
Bonnet packing
Thready Qty Per Inch (tpi)
18 2nd end
Adjustable Pressure Range
+10.0/+200.0 pounds per square inch
Thread Size
0.562 inches 2nd end
Thread Size
0.750 inches 1st end
Outside Diameter Tube Accommodated
0.375 inches 2nd end
Outside Diameter Tube Accommodated
0.500 inches 1st end
Material
Aluminum alloy 2024 flow control device
Material
Aluminum alloy 2024 seat
Material
Aluminum alloy 2024 stem
Material
Aluminum alloy 208.0 body or aluminum alloy 319.0 body or aluminum alloy 328.0 body
Material Specification
Qq-a-225/6, alloy 2024 federal specification single material response flow control device
Material Specification
Qq-a-225/6, alloy 2024 federal specification single material response seat
Material Specification
Qq-a-225/6, alloy 2024 federal specification single material response stem
Material Specification
Qq-a-601, t6 federal specification single material response body
Style Designator
Angle
Thread Series Designator
Unf 1st end
Thread Series Designator
Unf 2nd end

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76912-2 Cross Reference
  • 76912-2