Part Number 621990-1

Pressure And Temper Relief Valve

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

621990-1

Demil:

Shelf Life:

UOM:

NIIN:

011630189

NSN

National Stock Number:

4820-01-163-0189 4820011630189

TXT

Description:

Pressure And Temper Relief Valve

INC

Item Name Code:

16996

MRC:

The element,compound,or mixture of which the seating surfaces are fabricated.ACSH

Seat Material:

Steel, qq-s-763, class 303

MRC:

The number of end connections included in the item.ADQZ

End Connection Quantity:

MRC:

An indication of whether or not the temperature is adjustable.AEVX

Tempurature Adjustability:

Not adjustable

Part Number	RNVC	RNAAC	DAC	CAGE
621990-1	2	KE	1	80020

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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