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

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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:

MSDS:

Part Number:

9523 651 T0 775

Cage Code:

01343

Status:

MSDS:

Part Number:

9523 W/VIT0N PK

Cage Code:

01343

Status:

MSDS:

Part Number:

9523 651 TO 775 PSI

Cage Code:

15187

Status:

MSDS:

Part Number:

D49-30UU-03 1/2 IN

Cage Code:

65079

Status:

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:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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