Model: 484-4D2-1/4

Check Valve

Properties:

Thread Class

3a 2nd end

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Maximum Operating Temp

200.0 degrees fahrenheit single response

Connection Style

Flared (tube) 2nd end

Connection Style

Plain (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe 1st end

Connection Type

Threaded external tube 2nd end

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

20 2nd end

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.250 inches 1st end

Thread Size

0.438 inches 2nd end

Seat Angle

37.0 degrees 2nd end

Material

Aluminum alloy

Media For Which Designed

Hydraulic fluid, mineral base single response

Style Designator

Straight thru

Thread Series Designator

Npt 1st end

Thread Series Designator

Unj 2nd end

NSN

4820-01-045-3744

Part Number

484-4D2-1/4

Description

Valve,check

CAGE

09990

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 484-4D2-1/4 NSN 4820-01-045-3744

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:

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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