4C203A3

Check Valve

NSN 4820-01-285-7428

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

012857428

Product Features

Fifth surface treatment: silicone, minus 480 degrees f to plus 480 degrees f for air, c02, 02, n2 applications

Detail Specifications

Thread Class:

3a 1st end

Thread Class:

3b 2nd end

Thread Direction:

Right-hand all ends

Flow Control Device:

Poppet

Maximum Operating Temp:

450.0 degrees fahrenheit single response

Minimum Operating Temp:

-70.0 degrees fahrenheit

Connection Style:

External seat for gasket seal (boss) 1st end

Connection Style:

Gasket seal (boss) 2nd end

Valve Operation Method:

Automatic

Connection Type:

Threaded external boss 1st end

Connection Type:

Threaded internal boss 2nd end

Mounting Position:

Horizontal or vertical

Thready Qty Per Inch (tpi):

20 all ends

Maximum Operating Pressure:

600.0 pounds per square inch single response

Thread Size:

0.438 inches all ends

Seat Angle:

37.0 degrees 1st end

Material:

Aluminum alloy body

Material Specification:

Qq-a-200/3, alloy 2024, t4 federal specification 1st material response body and qq-a-225/8, alloy 6061, t651 federal specification 2nd material response body

Surface Treatment:

Anodize

Surface Treatment Specification:

Mil-a-8625, type 1 military specification single treatment response

Style Designator:

Straight thru

Supplementary Features:

Appl to f-16d blk40/60

Thread Series Designator:

Unj all ends

NSN:

4820-01-285-7428

Item Name:

Check Valve,emission Control

Cage Code:

82829

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

824A-4JT

Cage Code:

91816

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

C7553A3-4

Cage Code:

81755

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05487

FIIG:

A530B0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

0.1000lbs

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:

Equipment for Aircraft

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Every Product thoroughly Inspected
Sales Record Retention of 7 years
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Pricing & Availability

Submit this form for current pricing and availability quote on part number 4c203a3 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Emission Control Check Valve"

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.