Model: 3811123000 ITEM 8

Check Valve

Properties:

Thread Class

3a 1st end

Thread Class

3b 2nd end

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Disk Loading Method

Spring

Maximum Operating Temp

400.0 degrees fahrenheit single response

Minimum Operating Temp

-20.0 degrees fahrenheit

End Application

170' patrol coastal

Connection Style

Gasket seal (boss) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Connection Type

Threaded internal tube 2nd end

Mounting Position

Horizontal or vertical

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.750 inches all ends

Opening Pressure Setting

0.5 pounds per square inch

Outside Diameter Tube Accommodated

0.391 inches 2nd end

Material

Stainless steel body

Media For Which Designed

Fuel/oil, hydrocarbon single response

Style Designator

Straight thru

Thread Series Designator

Unjf all ends

NSN

4820-01-422-0295

Part Number

3811123000 ITEM 8

Description

Valve,check

CAGE

76371

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part 3811123000 ITEM 8 NSN 4820-01-422-0295

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:

0.3000lbs

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481302090
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of steel