2805-00-741-7144

Find complete technical information, availability, and procurement data for: 2805-00-741-7144
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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

2805-00-741-7144

Item Name Code

16509

Assigment Date

01/01/1963 (63 years ago)

2.872 inches minimum and 2.878 inches maximum overall height, flat head style, 0.7495 inches minimum and 0.7500 inches maximum pinhole diameter, 3.250 inches nominal diameter, finished surface finish

Product Characteristics

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

Head Style: flat
Overall Height: 2.872 inches minimum and 2.878 inches maximum
Diameter: 3.250 inches nominal
Pinhole Diameter: 0.7495 inches minimum and 0.7500 inches maximum
Surface Finish: finished
Finished Size Designation: standard
Skirt Type: full split
Skirt Bottom Cutaway Feature: not included
Ring Groove Quantity: 4
Ring Groove Width: 0.1890 inches minimum and 0.1900 inches maximum 4th ring
Ring Groove Width: 0.0945 inches minimum and 0.0955 inches maximum 2nd ring
Ring Groove Width: 0.0945 inches minimum and 0.0955 inches maximum 3rd ring
Ring Groove Width: 0.0955 inches minimum and 0.0965 inches maximum 1st ring
Ring Groove Diameter: 2.870 inches minimum and 2.880 inches maximum 4th ring
Ring Groove Diameter: 2.910 inches minimum and 2.920 inches maximum 1st ring
Ring Groove Diameter: 2.910 inches minimum and 2.920 inches maximum 2nd ring
Ring Groove Diameter: 2.910 inches minimum and 2.920 inches maximum 3rd ring
Oil Groove: not included
Distance From Pin Hole Center To Extreme Top: 1.498 inches minimum and 1.502 inches maximum
Pin Hole Bushing: not included
Distance Between Pin Bosses: 1.250 inches nominal
Retaining Ring Groove: included
Pin: included
Pin Type For Which Designed: floating
Ring: not included
Carbon Groove: not included
Skirt Slot Style: base to groove slot
Material: aluminum
Fsc Application Data: gasoline engine,nonaircraft

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
7417144	Internal Combustion Engin Piston
DP14-1	Internal Combustion Engin Piston

FAQs

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

What is the FSCG of the NSN 2805-00-741-7144?

The FSCG of the NSN 2805-00-741-7144 is 2805

Does the NSN 2805-00-741-7144 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-741-7144 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 2805-00-741-7144 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-741-7144 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 2805-00-741-7144 was assigned to the Federal Catalog?

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