Model: S8-1/2IN

Check Valve

Special Features:

Inside or outside use; not suitable for frost free hydrants; serrated finger grip

Properties:

Thread Direction

Right-hand 2nd end

Thread Direction

Right-hand 1st end

Disk Loading Method

Spring

Connection Style

Plain (hose) 1st end

Connection Style

Plain, optional end (pipe) 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external hose 1st end

Connection Type

Threaded internal hose 2nd end

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

11-1/2 1st end

Thready Qty Per Inch (tpi)

11-1/2 2nd end

Maximum Operating Pressure

125.0 pounds per square inch single response

Thread Size

0.500 inches 1st end

Thread Size

0.500 inches 2nd end

Material

Copper alloy body

Material

Rubber synthetic flow control device

Media For Which Designed

Water, fresh single response

Style Designator

Straight thru

Supplementary Features

Flow control device: diaphragm

Thread Series Designator

Nh 1st end

Thread Series Designator

Nh 2nd end

NSN

4820-01-355-0374

Part Number

S8-1/2IN

Description

Valve,check

CAGE

79227

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 S8-1/2IN NSN 4820-01-355-0374

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: 8481301090
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of copper having a pressure rating of 850 kpa or over