Model: 8R7641-9

Restrictor Check Valve

Special Features:

2.250 in. Lg over-all, 0.688 in. Across flats

Properties:

Thread Class

3a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Connection Style

Flared (tube) 1st end

Connection Type

Threaded external tube 1st end

Mounting Position

Horizontal

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

Seat Angle

37.0 degrees 1st end

Outside Diameter Tube Accommodated

0.250 inches 1st end

Material

Rubber synthetic packing

Material

Stainless steel flow control device

Media For Which Designed

Air single response

Style Designator

Straight thru

Thread Series Designator

Unf 1st end

NSN

4820-00-346-4217

Part Number

8R7641-9

Description

Valve,restrictor Check

CAGE

26044

Part 8R7641-9 NSN 4820-00-346-4217

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:

77.5

WCC:

594

TCC:

SHC:

ACC:

Equipment for Aircraft

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