N5AFBYS

View detailed technical data, stock status, and sourcing information for: N5AFBYS
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-802-8365

Item Name Code

16509

Assigment Date

01/01/1963 (63 years ago)

standard finished size designation, 8.125 inches nominal diameter, 11.562 inches nominal overall height, finished surface finish, hole oil passage type

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Height: 11.562 inches nominal
Diameter: 8.125 inches nominal
Oil Passage Type: hole
Surface Finish: finished
Finished Size Designation: standard
Skirt Type: solid
Skirt Bottom Cutaway Feature: not included
Ring Groove Quantity: 6
Ring Groove Width: 0.2530 inches nominal 4th ring
Ring Groove Width: 0.2530 inches nominal 5th ring
Ring Groove Width: 0.2530 inches nominal 6th ring
Ring Groove Width: 0.3200 inches nominal 1st ring
Ring Groove Width: 0.3200 inches nominal 2nd ring
Ring Groove Width: 0.3200 inches nominal 3rd ring
Ring Groove Diameter: 7.350 inches nominal 4th ring
Ring Groove Diameter: 7.350 inches nominal 5th ring
Ring Groove Diameter: 7.406 inches nominal 1st ring
Ring Groove Diameter: 7.406 inches nominal 2nd ring
Oil Groove: not included
Carbon Groove: not included
Special Features: piston designer for bolting to connecting rod
Material: iron cast

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2815-00-395-1227	No Name Available	03/31/1971
2815-00-873-2580	No Name Available	01/01/1960
2815-00-968-1845	No Name Available	06/09/1969

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
16606238	Internal Combustion Engin Piston
C5AFBAXRS	Internal Combustion Engin Piston
C5AFBAXS	Internal Combustion Engin Piston
N5AFBAXS	Internal Combustion Engin Piston
N5AFBPS	Internal Combustion Engin Piston
N5AFBYS	Internal Combustion Engin Piston

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 2815-00-802-8365?

The FSCG of the NSN 2815-00-802-8365 is 2815

Does the NSN 2815-00-802-8365 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-802-8365 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 2815-00-802-8365 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-802-8365 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 2815-00-802-8365 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963