T427A312

View detailed technical data, stock status, and sourcing information for: T427A312
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-528-5809

Item Name Code

11459

Assigment Date

01/01/1961 (65 years ago)

straight face, double scraper, ventilated oil control cross-sectional shape style, concentric ring style, 4.312 inches standard bore diameter, 0.1865 inches nominal overall width, 0.1690 inches minimum and 0.1790 inches maximum radial wall thickness

Product Characteristics

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

Cross-Sectional Shape Style: straight face, double scraper, ventilated oil control
Ring Style: concentric
Radial Wall Thickness: 0.1690 inches minimum and 0.1790 inches maximum
Overall Width: 0.1865 inches nominal
Standard Bore Diameter: 4.312 inches
Joint Style: vertical joint
Oil Passage Type And Quantity: 1 groove outside periphery
Oil Passage Type And Quantity: 10 slot horizontally through ring
Material: iron overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-817-6227	No Name Available	07/14/1972

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
T427A312	Piston Ring

FAQs

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

What is the FSCG of the NSN 2815-00-528-5809?

The FSCG of the NSN 2815-00-528-5809 is 2815

Does the NSN 2815-00-528-5809 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-528-5809 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 2815-00-528-5809 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-528-5809 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 2815-00-528-5809 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961