Model: 803-2177141-452

Lift-check Valve

Special Features:

Equalizer furnished

Properties:

Pipe Size Accommodated

4.000 inches all ends

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Integral

Disk Loading Method

Weight

Maximum Operating Temp

775.0 degrees fahrenheit single response

Connection Style

Beveled (pipe) all ends

Valve Operation Method

Automatic

Connection Type

Butt weld pipe all ends

Mounting Position

Horizontal or vertical

Maximum Operating Pressure

900.0 pounds per square inch single response

Material

Steel

Material Specification

Astm a182, grade f1 assn standard single material response

Style Designator

Straight thru

NSN

4820-01-075-7231

Part Number

803-2177141-452

Description

Valve,lift-check

CAGE

53711

A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.

Part 803-2177141-452 NSN 4820-01-075-7231

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

27828

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:

576

TCC:

SHC:

ACC:

Construction Materials

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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