Model: 631X4

Check Valve

Properties:

Thread Class

2a 2nd end

Thread Direction

Right-hand all ends

Flow Control Device

Ball

Connection Style

Plain (pipe) 1st end

Connection Style

Plain (tube) 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe 1st end

Connection Type

Threaded external tube 2nd end

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

24 2nd end

Thread Size

0.125 inches 1st end

Thread Size

0.438 inches 2nd end

Material

Copper alloy

Style Designator

Straight thru

Thread Series Designator

Npt 1st end

Thread Series Designator

Uns 2nd end

NSN

4820-01-056-9458

Part Number

631X4

Description

Valve,check

CAGE

01276

Part 631X4 NSN 4820-01-056-9458

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05487

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

050855

UFC:

29290

LTL:

RATING VARIABLE

LCL:

WCC:

593

TCC:

SHC:

ACC:

Equipment for Aircraft

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