2805-00-055-9104

Find complete technical information, availability, and procurement data for: 2805-00-055-9104
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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

2805-00-055-9104

Item Name Code

16509

Assigment Date

01/01/1963 (63 years ago)

finished surface finish, flat head style, 0.3750 inches nominal pinhole diameter, 1.875 inches nominal overall height, 2.375 inches nominal diameter

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: 1.875 inches nominal
Diameter: 2.375 inches nominal
Pinhole Diameter: 0.3750 inches nominal
Surface Finish: finished
Finished Size Designation: oversize
Oversize: 0.020 inches nominal
Skirt Type: solid
Skirt Bottom Cutaway Feature: not included
Ring Groove Quantity: 3
Ring Groove Width: 0.1880 inches nominal 3rd ring
Ring Groove Width: 0.0940 inches nominal 1st ring
Ring Groove Width: 0.0940 inches nominal 2nd ring
Ring Groove Diameter: 2.125 inches nominal 1st ring
Ring Groove Diameter: 2.125 inches nominal 2nd ring
Ring Groove Diameter: 2.125 inches nominal 3rd ring
Oil Groove: included
Distance From Pin Hole Center To Extreme Top: 1.125 inches nominal
Pin Hole Bushing: not included
Distance Between Pin Bosses: 1.000 inches nominal
Retaining Ring Groove: included
Pin: not included
Pin Type For Which Designed: locking
Ring: included
Carbon Groove: not included
Material: aluminum

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-673-5536	No Name Available	11/13/1968

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
295589	Internal Combustion Engin Piston

FAQs

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

What is the FSCG of the NSN 2805-00-055-9104?

The FSCG of the NSN 2805-00-055-9104 is 2805

Does the NSN 2805-00-055-9104 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-055-9104 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 2805-00-055-9104 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-055-9104 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 2805-00-055-9104 was assigned to the Federal Catalog?

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