Model: 1R0447

Restrictor Check Valve

Properties:

Thread Class

3a 2nd end

Thread Class

3a 1st end

Thread Direction

Right-hand 2nd end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Disk Loading Method

Spring

Maximum Operating Temp

200.0 degrees fahrenheit single response

Connection Style

Flared (tube) 2nd end

Connection Style

Flareless 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Connection Type

Threaded external tube 2nd end

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

18 2nd end

Thready Qty Per Inch (tpi)

20 1st end

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.437 inches 1st end

Thread Size

0.562 inches 2nd end

Seat Angle

12.0 degrees 1st end

Seat Angle

37.0 degrees 2nd end

Outside Diameter Tube Accommodated

0.250 inches 1st end

Outside Diameter Tube Accommodated

0.375 inches 2nd end

Material

Rubber synthetic packing

Material

Stainless steel flow control device and steel comp 303 flow control device and steel comp 304 flow control device

Material Specification

Fed-std-66, aisi 302/sae 30302 federal standard 1st material response flow control device and fed-std-66, aisi 303/sae 30303 federal standard 2nd material response flow control device and fed-std-66, aisi 304/sae 30304 federal standard 3rd material response flow control device

Media For Which Designed

Hydraulic fluid, phosphate-ester base single response

Style Designator

Straight thru

Thread Series Designator

Unf 1st end

Thread Series Designator

Unf 2nd end

NSN

4820-00-626-2590

Part Number

1R0447

Description

Valve,restrictor Check

CAGE

26044

Part 1R0447 NSN 4820-00-626-2590

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

20520

FIIG:

A530B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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