Part Number 331-190-046

Oxygen System Check Valve

Submit this form for current pricing and availability of this NSN.

Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

331-190-046

Demil:

Shelf Life:

UOM:

NIIN:

012919515

Part Information
Height 2-1/2; flow control device: plug

NSN

National Stock Number:

4820-01-291-9515 4820012919515

TXT

Description:

Oxygen System Check Valve

INC

Item Name Code:

37942

MRC:

A nominal measurement taken at right angles to the length of an item,in distinction from thickness.AKGF

Width:

2.500 inches all ends

MRC:

A nominal measurement of the longest dimension of an item,in distinction from width.AKGG

Length:

2.500 inches all ends

MRC:

The chemical compound or mechanical mixture properties of which the item is fabricated.MATT

Material:

Steel body

MRC:

The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL

Style Designator:

Tee

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.