Part Number P257B-21

Fluid Valve Stem

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

Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

p257b-21

Demil:

Shelf Life:

UOM:

NIIN:

013762733

Part Information
Lower stem

NSN

National Stock Number:

4820-01-376-2733 4820013762733

TXT

Description:

Fluid Valve Stem

INC

Item Name Code:

32528

MRC:

Indicates the type of valve for which the item is designed.BTNZ

Valve Type For Which Designed:

Regulator

Part Number	RNVC	RNAAC	DAC	CAGE
P257B-21	2	AX	E	58553

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.

Clear | Hide