Part Number 18-821

Piston Ring

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Part Number

DEMIL

Shelf Life

UOM

NIIN

Part:

18-821

Demil:

Shelf Life:

UOM:

NIIN:

002353886

NSN

National Stock Number:

4310-00-235-3886 4310002353886

TXT

Description:

Piston Ring

INC

Item Name Code:

11459

MRC:

The style designation indicating the configuration that most nearly corresponds to the appearance of the ring.ACXD

Ring Style:

Concentric

MRC:

None.ACXF

Radial Wall Thickness:

0.5000 inches

MRC:

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

Material:

Carbon

Part Number	RNVC	RNAAC	DAC	CAGE
18-821	2	HD	5	28953
K18-821	9	HD	5	28953

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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