291-50210

View detailed technical data, stock status, and sourcing information for: 291-50210
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-192-8765

Item Name Code

11459

Assigment Date

03/06/1970 (56 years ago)

A device used for connecting a piston to a crankshaft or to a master connecting rod of an internal combustion engine, steam reciprocating engine, reciprocating air compressor, or the like. The rod may be connected directly to the piston, or it may transmit the motion through a crosshead.

concentric ring style, 4.000 inches standard bore diameter, straight face, double scraper, ventilated oil control cross-sectional shape style, 0.1540 inches minimum and 0.1610 inches maximum radial wall thickness, 0.1865 inches minimum and 0.1875 inches maximum overall width

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: 0.1540 inches minimum and 0.1610 inches maximum
Overall Width: 0.1865 inches minimum and 0.1875 inches maximum
Standard Bore Diameter: 4.000 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
Fsc Application Data: diesel engine

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
291-50210	Piston Ring

FAQs

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

What is the FSCG of the NSN 2815-00-192-8765?

The FSCG of the NSN 2815-00-192-8765 is 2815

Does the NSN 2815-00-192-8765 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-192-8765 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 2815-00-192-8765 contain precious materials?

Item does not contain precious metal.

Does NSN 2815-00-192-8765 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 2815-00-192-8765 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Mar 6, 1970