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Safety Relief Valve

Model / MPN: MM3130B1TC11M | NSN: 4820-01-428-1788
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
4820-01-428-1788
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Renewable Seat Ring Type
Threaded
Bolt Hole Quantity
8 all ends
Valve Operation Method
Air
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Mounting Facility
Bracket
Valve Size
4.000 inches
Adjustable Pressure Range
+16.0/+96.0 pounds per square inch
Maximum Operating Pressure
96.0 pounds per square inch single response
Outside Diameter
7.687 inches all ends
Face To Face Distance
14.000 inches
Thickness
1.000 inches all ends
Bolt Hole Diameter
0.687 inches all ends
Bolt Circle Diameter
6.562 inches all ends
Flange Face Design
Plain all ends
Material
Bronze body
Material
Nickel alloy seat
Material
Nickel alloy stem
Material
Nickel alloy flow control device
Material
Rubber butadiene-acrylonitrile class nbr packing
Material Specification
Mil-b-16541 military specification single material response body
Material Specification
Qq-n-281 federal specification single material response flow control device
Material Specification
Qq-n-281 federal specification single material response seat
Material Specification
Qq-n-281 federal specification single material response stem
Media For Which Designed
Water, fresh 1st response
Media For Which Designed
Water, salt 2nd response
3130B Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7MC15TJ301 Valve, Safety Relief 1 EA 09/14/2015
SPE7MC15TJ662 Valve, Safety Relief 1 EA 09/21/2015

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MM3130B1TC11M Cross Reference
  • MM-3130B-11M-S
  • MM-3130B-TC-11M-S