Model: 18790-1

Stop-check Valve

Special Features:

Bulkhead thd located on first end, 7/16-20 unf3a, 0.312 in. Min, 0.379 in. Max lg

Properties:

Thread Class

3a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Bonnet Type

Inside screw

Bonnet Attachment Method

Threaded

Disk Loading Method

Spring

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Mounting Position

Vertical

Thready Qty Per Inch (tpi)

20 1st end

Thread Size

0.437 inches 1st end

Outside Diameter Tube Accommodated

0.250 inches 1st end

Style Designator

Straight thru

NSN

4820-00-932-9813

Part Number

18790-1

Description

Valve,stop-check

CAGE

99643

Part 18790-1 NSN 4820-00-932-9813

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05486

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:

40.0000lbs

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:

70.0

WCC:

736

TCC:

SHC:

ACC:

Construction Materials

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