NSN 4820-00-287-3139 Safety Relief Valve

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Manufacturer Datasheet

SKU: 4820-00-287-3139 Model: 1990T-1/2X1-36-50PSI

MRC

Name

Detail

MRC:

AAAR

Pipe Size Accommodated

1.000 inches 1st end

MRC:

ADQU

Flow Control Device

Disk

MRC:

ADSU

Disk Loading Method

Spring

MRC:

ADSY

Valve Discharge Flow Rate

93.0 pounds per hour

MRC:

AEHZ

Maximum Operating Temp

800.0 degrees fahrenheit single response

MRC:

AEQJ

Minimum Operating Temp

401.0 degrees fahrenheit

MRC:

AHNC

Connection Style

Socket err-100

MRC:

AQLR

Valve Operation Method

Automatic

MRC:

AWLS

Connection Type

Unthreaded internal pipe all ends

MRC:

CQCY

Adjustable Pressure Range

+33.0/+55.0 pounds per square inch

MRC:

CQGM

Maximum Operating Pressure

2000.0 pounds per square inch single response

MRC:

CSDC

Opening Pressure Setting

50.0 pounds per square inch

MRC:

FEAT

Special Features

W/lifting lever and inconel spring

MRC:

MATT

Material

Steel comp 410 stem

MRC:

MDCL

Material Specification

Astm a479 assn standard single material response flow control device

MRC:

MEDA

Media For Which Designed

Steam single response

MRC:

STYL

Style Designator

Angle

MRC:

ZZZT

Nondefinitive Specification/std Data

A-1 type and c class

MRC:

NSN

4820002873139

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:

16497

DRESSER, INC.

Part Numbers and Brands

Part Number

Brand

1990T-1/2X1-36-50PSI

Dresser

1990

Dresser

1990T-1/21 35-50PSI

Dresser

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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