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Safety Relief Valve NSN 4820-01-108-5455

Item Description

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.

NSN 4820-01-108-5455 NSN: 4820-01-108-5455

Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Renewable Seat Ring Type
Pressed-in
End Application
Ship, ohio class ss (trident)
Connection Style
Streamlined with one brazing ring (tube) err-100
Valve Operation Method
Automatic
Connection Type
Unthreaded internal tube all ends
Adjustable Pressure Range
+651.0/+775.0 pounds per square inch
Maximum Operating Pressure
3000.0 pounds per square inch single response
Outside Diameter Tube Accommodated
0.500 inches all ends
Material
Steel comp 304 seat
Material Specification
Qq-c-390, alloy d4/d/ federal specification single material response body
Media For Which Designed
Water-oil-gas single response
Style Designator
Err-090
Furnished Items And Quantity
3 brazing ring and 2 tailpiece
Nondefinitive Specification/std Data
F composition
FSC
4820 Nonpowered Valves
NIIN
011085455
NSN
4820011085455

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MIL-V-22549
Cage Code:
81349
Status:
A
MSDS:
Part Number:
9523 651 T0 775
Cage Code:
01343
Status:
A
MSDS:
Part Number:
9523 W/VIT0N PK
Cage Code:
01343
Status:
A
MSDS:
Part Number:
9523 651 TO 775 PSI
Cage Code:
15187
Status:
A
MSDS:
Part Number:
D49-30UU-03 1/2 IN
Cage Code:
65079
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481400000
  • NAICS: 332911
  • SITC: 74740
  • Description: Safety or relief valves
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-108-5455
What are the manufacturers of nsn 4820011085455?
Does this nsn 4820011085455 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820011085455
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.
Does nsn 4820011085455 contain any precious metals?
No precious metal content.
Does nsn 4820011085455 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820011085455?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
App. Key:
AP
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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