Model: 803-6983468-ASSY 91

Lift-check Valve

Properties:

Bonnet Type

Inside spring

Bonnet Attachment Method

Bolted

Bolt Hole Quantity

12 all ends

Maximum Operating Temp

250.0 degrees fahrenheit single response

End Application

Navy weapon system code le fire fighting equipment

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Mounting Position

Horizontal

Valve Size

6.000 inches

Maximum Operating Pressure

250.0 pounds per square inch single response

Outside Diameter

10.125 inches all ends

Face To Face Distance

20.000 inches

Thickness

1.190 inches all ends

Bolt Hole Diameter

0.694 inches all ends

Bolt Circle Diameter

8.880 inches all ends

Flange Face Design

Plain all ends

Material

Nickel alloy body

Media For Which Designed

Water, salt single response

Style Designator

Straight through flanged ends

NSN

4820-01-423-2016

Part Number

803-6983468-ASSY 91

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 803-6983468-ASSY 91 NSN 4820-01-423-2016

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:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481309000
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of materials other than copper, iron or steel