Safety Relief Valve NSN 4820-01-177-8459

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: 4820-01-177-8459

Provided with every order

Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

Get a Quote

Get an up to date price on nsn 4820011778459

Features and Characteristics

Flow Control Device

Disk

Bonnet Type

Inside screw

Bonnet Attachment Method

Bolted

Disk Loading Method

Spring

Bolt Hole Quantity

4 all ends

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

0.500 inches

Adjustable Pressure Range

+171.0/+209.0 pounds per square inch

Opening Pressure Setting

190.0 pounds per square inch

Outside Diameter

4.250 inches 1st end

Thickness

0.375 inches 1st end

First Connection Face To Centerline Distance

3.438 inches

Bolt Hole Diameter

0.625 inches all ends

Second Connection Face To Centerline Distance

3.438 inches

Bolt Circle Diameter

3.125 inches 1st end

Flange Face Design

Raised straight all ends

Raised Face Height

0.062 inches all ends

Raised Face Diameter

1.375 inches all ends

Material

Stainless steel stem

Style Designator

Err-090

Furnished Items And Quantity

1 lever

Specification Data

81349-mil-v-24332 government specification

Nondefinitive Specification/std Data

B grade

FSC

4820 Nonpowered Valves

NIIN

011778459

NSN

4820011778459

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MIL-V-24332

Cage Code:

81349

Status:

MSDS:

Part Number:

CASNN08SCE-A016

Cage Code:

5P967

Status:

MSDS:

Part Number:

R10AD5F5AJ-CM1 AND D49723

Cage Code:

34889

Status:

MSDS:

Part Number:

CASNN08SCE

Cage Code:

65079

Status:

MSDS:

Part Number:

UCASNNSPSCCE

Cage Code:

65079

Status:

MSDS:

Part Number:

DN60FF-171T209

Cage Code:

5P967

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 4820-01-177-8459

What are the manufacturers of nsn 4820011778459?

Does this nsn 4820011778459 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820011778459
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 4820011778459 contain any precious metals?
No precious metal content.

Does nsn 4820011778459 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820011778459?
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:

What do you get when you order from nationalstocknumber.org?

On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service