Model: 31818-1 10IN

Check Valve

Properties:

Flow Control Device

Disk

Bolt Hole Quantity

12 all ends

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Mounting Position

Horizontal

Valve Size

10.000 inches

Maximum Operating Pressure

150.0 pounds per square inch single response

Outside Diameter

16.000 inches all ends

Face To Face Distance

24.500 inches

Thickness

1.190 inches all ends

Bolt Hole Diameter

1.000 inches all ends

Bolt Circle Diameter

14.250 inches all ends

Flange Face Design

Raised straight all ends

Raised Face Height

0.625 inches all ends

Raised Face Diameter

12.750 inches all ends

Material

Steel body

Style Designator

Straight through flanged ends

NSN

4820-01-420-5917

Part Number

31818-1 10IN

Description

Valve,check

CAGE

61661

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 31818-1 10IN NSN 4820-01-420-5917

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:

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