Part Number 1B311

Special Valve

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

1b311

Demil:

Shelf Life:

UOM:

NIIN:

014494014

Part Information
Used on the chinook helicopter; self-closing

NSN

National Stock Number:

4820-01-449-4014 4820014494014

TXT

Description:

Special Valve

INC

Item Name Code:

77777

Part Number	RNVC	RNAAC	DAC	CAGE
1B311	2	9Z	6	97484

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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