Part Number 622B-4-34-28

Safety Relief Valve

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

622b-4-34-28

Demil:

Shelf Life:

UOM:

NIIN:

012182353

Part Information
Valve size 0.750 in.

NSN

National Stock Number:

4820-01-218-2353 4820012182353

TXT

Description:

Safety Relief Valve

INC

Item Name Code:

05488

MRC:

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

Valve Operation Method:

Automatic

MRC:

The minimum to maximum pressures at which the item may be set to open.CQCY

Adjustable Pressure Range:

+115.0 to 250.0 pounds per square inch

MRC:

The predetermined pressure at which the item is calibrated to open.CSDC

Opening Pressure Setting:

200.0 pounds per square inch

Part Number	RNVC	RNAAC	DAC	CAGE
622B-4-3/4-28	2	ZZ	5	09990
622B-4-3/4-28	9	AX	6	86768

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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