2805-00-278-1910

Find complete technical information, availability, and procurement data for: 2805-00-278-1910
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2805 Except Aircraft; and Components Gasoline Reciprocating Engines

National Stock Number

2805-00-278-1910

Item Name Code

11459

Assigment Date

01/01/1963 (63 years ago)

4.250 inches standard bore diameter, 0.2020 inches minimum and 0.2120 inches maximum radial wall thickness, 0.0930 inches minimum and 0.0935 inches maximum overall width, concentric ring style, inside counterbore, two filled grooves, straight face scraper cross-sectional shape style

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: inside counterbore, two filled grooves, straight face scraper
Ring Style: concentric
Radial Wall Thickness: 0.2020 inches minimum and 0.2120 inches maximum
Overall Width: 0.0930 inches minimum and 0.0935 inches maximum
Standard Bore Diameter: 4.250 inches
Joint Style: vertical joint
Material: iron overall
Surface Treatment: lead overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-374-4987	No Name Available	01/01/1963

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
20379A	Piston Ring
20679A	Piston Ring
32055	Piston Ring
HM20379A	Piston Ring

FAQs

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

What is the FSCG of the NSN 2805-00-278-1910?

The FSCG of the NSN 2805-00-278-1910 is 2805

Does the NSN 2805-00-278-1910 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-278-1910 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 2805-00-278-1910 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-278-1910 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 2805-00-278-1910 was assigned to the Federal Catalog?

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