2805-00-640-8637

Find complete technical information, availability, and procurement data for: 2805-00-640-8637
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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

2805-00-640-8637

Item Name Code

11459

Assigment Date

01/01/1963 (63 years ago)

0.1620 inches minimum and 0.1720 inches maximum radial wall thickness, concentric ring style, 0.9300 inches minimum and 0.9400 inches maximum overall width, straight face, bottom relief cross-sectional shape style, 3.438 inches standard bore diameter

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, bottom relief
Ring Style: concentric
Radial Wall Thickness: 0.1620 inches minimum and 0.1720 inches maximum
Overall Width: 0.9300 inches minimum and 0.9400 inches maximum
Standard Bore Diameter: 3.438 inches
Joint Style: vertical joint
Special Features: stamped top on upper surface of ring
Material: iron overall

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
4514677-6	Piston Ring
F162A232	Piston Ring
MS13932-7	Piston Ring
MS39349-7	Piston Ring

FAQs

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

What is the FSCG of the NSN 2805-00-640-8637?

The FSCG of the NSN 2805-00-640-8637 is 2805

Does the NSN 2805-00-640-8637 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-640-8637 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 2805-00-640-8637 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-640-8637 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 2805-00-640-8637 was assigned to the Federal Catalog?

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