Model: 254

Y Valve

Properties:

Pipe Size Accommodated

2.000 inches 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Disk

Connection Style

G9 plain, optional en (pipe) 1st end

Valve Operation Method

Manual

Connection Type

Threaded internal pipe 1st end

Thready Qty Per Inch (tpi)

11-1/2 1st end

Maximum Operating Pressure

15.0 pounds per square inch single response

Thread Size

2.000 inches 1st end

Material

Copper alloy

Thread Series Designator

Npt 1st end

Reference Number Differentiating Characteristics

As differentiated by 1/2 in. Valve size

NSN

4820-00-894-0261

Part Number

254

Description

Valve,y

CAGE

33781

A valve with one inlet and one outlet connection that provides unobstructed fluid flow. The flow is controlled by the action of a stem which lifts disk perpendicularly off center axis of its seat. The stem is at angle of less than 90 degrees (1.5708 radians) to parallel inlet and outlet flow. It may utilize a diaphragm as packing. Excludes valve, stop-check.

Part 254 NSN 4820-00-894-0261

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16992

FIIG:

A046B0

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:

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Schedule B and Export

Schedule B: 8481809050
SITC: 74780
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi