21689200

View detailed technical data, stock status, and sourcing information for: 21689200
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-854-3243

Item Name Code

11459

Assigment Date

01/01/1962 (64 years ago)

0.2480 inches minimum and 0.2490 inches maximum overall width, 5.125 inches standard bore diameter, concentric ring style, 0.2280 inches minimum and 0.2380 inches maximum radial wall thickness, 13 slot horizontally through ring oil passage type and quantity

Product Characteristics

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

Ring Style: concentric
Radial Wall Thickness: 0.2280 inches minimum and 0.2380 inches maximum
Overall Width: 0.2480 inches minimum and 0.2490 inches maximum
Standard Bore Diameter: 5.125 inches
Oil Passage Type And Quantity: 13 slot horizontally through ring
Material: iron overall
Surface Treatment: chromium overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2815-00-920-8336	No Name Available	03/01/2000

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
100232	Piston Ring
156690	Piston Ring
216892	Piston Ring
21689200	Piston Ring
42035	Piston Ring

FAQs

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

What is the FSCG of the NSN 2815-00-854-3243?

The FSCG of the NSN 2815-00-854-3243 is 2815

Does the NSN 2815-00-854-3243 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-854-3243 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 2815-00-854-3243 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-854-3243 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 2815-00-854-3243 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962