Pressure And Temper Relief Valve NSN 4820-01-346-1697

Item Description

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

NSN: 4820-01-346-1697

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Related NSN

Features and Characteristics

Body Material

Any acceptable

Body Style

Angle give "adqm" and "adqn" only if flanged one or two ends

First End Connection Type

Plain face flange

Second End Relationship With First End

Identical

First Connection Face To Centerline Distance

4.120 inches

Second Connection Face To Centerline Distance

4.500 inches

End Connection Quantity

Criticality Code Justification

Zzzy

Reference Number Differentiating Characteristics

Quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1 items

FSC

4820 Nonpowered Valves

NIIN

013461697

NSN

4820013461697

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

845-6556172 ITEM 1 MOD

Cage Code:

53711

Status:

MSDS:

Part Number:

845-6556172 ITEM 1 MODL1

Cage Code:

03950

Status:

MSDS:

Part Number:

845-6556172-1 MODL1

Cage Code:

03950

Status:

MSDS:

Part Number:

845-6556172-1 MOD

Cage Code:

53711

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 4820-01-346-1697

What are the manufacturers of nsn 4820013461697?

Naval Sea Systems Command (53711)
Naval Inventory Control Point (03950)

Does this nsn 4820013461697 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820013461697
A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. thermostatically operated valves close when the pressure is relieved or the temperature is reduced. fusible plug valves require replacement of the plug. see also valve, safety relief and valve, regulating. temperature.

Does nsn 4820013461697 contain any precious metals?
No precious metal content.

Does nsn 4820013461697 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820013461697?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

16996

FIIG:

A07100

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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