Part Number 257437-5

O-ring

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

257437-5

Demil:

Shelf Life:

UOM:

NIIN:

004182151

NSN

National Stock Number:

5331-00-418-2151 5331004182151

TXT

Description:

O-ring

INC

Item Name Code:

47946

MRC:

A measurement from the bottom to the top of a cross section,in distinction from depth.ADVN

Cross-sectional Height:

Between 0.067 inches and 0.073 inches

MRC:

The length of a straight line which passes through the center of the center hole,and terminates at the circumference.ADYT

Center Hole Diameter:

Between 1.233 inches and 1.245 inches

MRC:

A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM

Hardness Rating:

70.0 shore durometer a

MRC:

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

Material:

Rubber butadiene-acrylonitrile class nbr

Part Number	RNVC	RNAAC	DAC	CAGE
257437-5	2	ZZ	5	53711
257437-5	2	ZZ	5	02697
257437-5	2	ZZ	5	11314
257437-5	2	ZZ	5	24664
257437-5	2	ZZ	5	25184
257437-5	2	ZZ	5	95272
31.47X1.78 20A7	2	ZF	4	F8226
N219-1-239-070-70DUR	2	HD	5	02697
2574737-5	9	HD	1	10001
N219-1-239-070-70DUR	9	HD	5	83259

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.