Part Number 493-20SS1-40

Check Valve

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

493-20ss1-40

Demil:

Shelf Life:

UOM:

NIIN:

014485497

NSN

National Stock Number:

4820-01-448-5497 4820014485497

TXT

Description:

Check Valve

INC

Item Name Code:

05487

MRC:

The part that controls the flow through the item.ADQU

Flow Control Device:

Disk

MRC:

The national stock number or the identification information of the end equipment for which the item is a part.AGAV

End Application:

Nimitz class cvn

MRC:

The means used to control the operation of the valve.AQLR

Valve Operation Method:

Automatic

Part Number	RNVC	RNAAC	DAC	CAGE
493-20SS1-40	2	ZZ	6	09990

Code	Definition
FN	Factory New. Parts manufactured by then OEM and includes manufacturer certification.
NE	New. Parts manufactured by the OEM. May include manufacturer certification or company certification.
NS	New Surplus. New material item purchased from excess inventory.
OH	Overhauled. Product has been rebuilt and tested in accordance with the manufacturer's specifications by a repair shop (MRO).
SV	Serviceable product.
AR	As Removed. Product removed from aircraft or platform with no guarentee on the functionality of the part.
RP	Repairable. Product can be repaired by a MRO and be given a FAA 8130 or EASA Form 1 certification.

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