NSN 4820-01-200-1727

Safety Relief Valve

FSC: 4820 NIIN: 012001727

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Product Characteristics

NSN:

4820012001727

Demilitarization:

DEMIL/MLI

INC:

05488

Shelf Life:

N/A

Thread Class:

3b 2nd end

Thread Direction:

Right-hand all ends

Flow Control Device:

Poppet

Maximum Operating Temp:

275.0 degrees fahrenheit 2nd response

Connection Style:

G4 gasket sea (boss) 2nd end

Valve Operation Method:

Automatic

Connection Type:

Threaded internal boss 2nd end

Adjustable Pressure Range:

+240.0/+360.0 pounds per square inch

Maximum Operating Pressure:

2500.0 pounds per square inch single response

Thread Size:

0.750 inches all ends

Seat Angle:

37.0 degrees all ends

Opening Pressure Setting:

300.0 pounds per square inch

Material:

Rubber butadiene-acrylonitrile class nbr seat

Media For Which Designed:

Ammonia, liquid 4th response

Surface Treatment:

Anodize

Surface Treatment Specification:

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

Style Designator:

Err-090

Thread Series Designator:

Unjf 1st end

Part Numbers

5159A-8TB-300
CIRCOR AEROSPACE, INC.
5335906
RAYTHEON COMPANY

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

8481400000 - Safety or relief valves.

Professional Distribution

ITAR Registered
DDTC Registered
HAZMAT Certified
AS9120 Quality Standards
100% Quality Inspections

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Cage Codes

CIRCOR AEROSPACE, INC. - 91816

RAYTHEON COMPANY - 15090