NSN 4820-01-539-3343
Velocity Fuse
About this product
Type 1551-t relief valve; 1/2" inlet and 3/4" outlet; union nuts and tailpieces are bronze. Rated capacity 204 scfm, required capacity 30 scfm.
Manufacturer part number 20167JM51M for national stock number 4820015393343.
Datasheet
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Product description
Safety Relief Valve NSN 4820-01-539-3343.
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MPN or Model
20167JM51M
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Flow Control Device
Disk -
Bonnet Type
Inside spring -
Bonnet Attachment Method
Bolted -
Disk Loading Method
Spring -
Renewable Seat Ring Type
Retaining screw -
Maximum Operating Temp
320.0 degrees fahrenheit single response -
End Application
New construction lcs1 -
Valve Operation Method
Automatic -
Connection Type
Unthreaded internal tube all ends -
Valve Size
0.500 inches -
Maximum Operating Pressure
500.0 pounds per square inch single response -
Criticality Code Justification
Zzzy -
Opening Pressure Setting
58.0 pounds per square inch -
First Connection Face To Centerline Distance
3.625 inches -
Second Connection Face To Centerline Distance
3.562 inches -
Part Name Assigned By Controlling Agency
1/2 x 3/4 relief valve -
Material
Nickel alloy flow control device and plastic polytetrafluoroethylene flow control device -
Style Designator
Err-090 -
Furnished Items And Quantity
1 plugged drain and 2 tailpiece and 2 nut -
Specification Data
81349 - mil-v-22549 government specification -
Reference Number Differentiating Characteristics
Material will be in accordance with ships parts control center activity hx quality control, manufacturing, testing specifications
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Safety Relief Valve
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.
![Mechanic Bill explains Velocity Fuse](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 4820-01-539-3343 safety relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
---|---|
20167JM51M | Pentair Valves & Controls Us Lp |
20167D02R0058 | Pentair Valves & Controls Us Lp |
20167JM51MCP | Naval Inventory Control Point |
A15710 | Anderson Greenwood Lp |
20167 | Anderson Greenwood Lp |
Stock Check
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