NSN 4820-00-139-4118 Safety Relief Valve

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Manufacturer Datasheet

SKU: 4820-00-139-4118 Model: 520A-8D-148

MRC

Name

Detail

MRC:

AAJD

Thread Class

3a 1st end

MRC:

AAJF

Thread Direction

Right-hand 1st end

MRC:

ADQU

Flow Control Device

Poppet

MRC:

ADSU

Disk Loading Method

Spring

MRC:

AEHZ

Maximum Operating Temp

-100.0 degrees fahrenheit 1st response500.0 degrees fahrenheit 2nd response

MRC:

AHNC

Connection Style

Plain (tube) 1st end

MRC:

AQLR

Valve Operation Method

Automatic

MRC:

AWLS

Connection Type

Threaded external tube 1st end

MRC:

CQGM

Maximum Operating Pressure

200.0 pounds per square inch single response

MRC:

CQJX

Thread Size

0.750 inches 1st end

MRC:

CSDC

Opening Pressure Setting

148.0 pounds per square inch

MRC:

CWFD

Outside Diameter Tube Accommodated

0.500 inches 1st end

MRC:

FEAT

Special Features

Valve size 0.500 in.

MRC:

MATT

Material

Aluminum alloy 2024 body

MRC:

MDCL

Material Specification

Qq-a-225/6, alloy2024, t4 federal specification 1st material response flow control device

MRC:

MEDA

Media For Which Designed

Fuel/oil, hydrocarbon single response

MRC:

SFTT

Surface Treatment

Anodize

MRC:

STDC

Surface Treatment Specification

Mil-a-8625, type 1 military specification single treatment response

MRC:

STYL

Style Designator

Straight thru

MRC:

THSD

Thread Series Designator

Unjf 1st end

MRC:

NSN

4820001394118

MRC:

Supply Class

#4820 - Nonpowered Valves

MRC:

PMIC

Precious metal content is unknown.

MRC:

HMIC

No MSDS. No hazardous material.

MRC:

Unit of Issue

Manufacturers and Distributors

CAGE

Name

CAGE:

91816

CIRCOR AEROSPACE, INC.

CAGE:

18876

U S ARMY AVIATION AND MISSILE

Part Numbers and Brands

Part Number

Brand

520A-8D-148

Circor Aerospace

10233963

U S Army Aviation And Missile

Certificates

Factory New (FN), New Material (NE), New Unused Surplus (NS), Overhauled (OH), Serviceable (SV), Repairable (RP), and AS Removed / Used (AR) material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable.

Delivery

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Satisfaction

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