Model: 7840-018

Check Valve

Special Features:

Stellite 6 is used for wedge/disc and seat surface

Properties:

Pipe Size Accommodated

3.000 inches all ends

Flow Control Device

Disk

Disk Loading Method

Weight

Maximum Operating Temp

705.0 degrees fahrenheit single response

Connection Style

Socket (tube) all ends

Valve Operation Method

Manual

Connection Type

Butt weld pipe all ends

Mounting Position

Vertical

Maximum Operating Pressure

750.0 pounds per square inch single response

Material

Steel body

Material Specification

Astm a105 assn standard single material response body

Media For Which Designed

Steam single response

Style Designator

Straight thru

NSN

4820-01-470-8850

Part Number

7840-018

Description

Valve,check

CAGE

57574

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 7840-018 NSN 4820-01-470-8850

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:

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