1082PSTD

View detailed technical data, stock status, and sourcing information for: 1082PSTD
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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

2805-00-737-2873

Item Name Code

16509

Assigment Date

01/01/1963 (63 years ago)

finished surface finish, 3.125 inches nominal diameter, flat head style, 3.750 inches nominal overall height, 0.8120 inches nominal pinhole 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: 3.750 inches nominal
Diameter: 3.125 inches nominal
Pinhole Diameter: 0.8120 inches nominal
Surface Finish: finished
Finished Size Designation: standard
Skirt Type: semisplit
Skirt Bottom Cutaway Feature: not included
Ring Groove Quantity: 3
Ring Groove Width: 0.0955 inches minimum and 0.0965 inches maximum 1st ring
Ring Groove Width: 0.0950 inches minimum and 0.0960 inches maximum 2nd ring
Ring Groove Width: 0.1875 inches minimum and 0.1885 inches maximum 3rd ring
Ring Groove Diameter: 2.796 inches minimum and 2.806 inches maximum 1st ring
Ring Groove Diameter: 2.796 inches minimum and 2.806 inches maximum 2nd ring
Ring Groove Diameter: 2.776 inches minimum and 2.786 inches maximum 3rd ring
Oil Groove: not included
Distance From Pin Hole Center To Extreme Top: 2.185 inches minimum and 2.189 inches maximum
Pin Hole Bushing: not included
Distance Between Pin Bosses: 1.105 inches minimum and 1.145 inches maximum
Retaining Ring Groove: not included
Pin: included
Pin Type For Which Designed: floating
Ring: not included
Carbon Groove: included
Material: aluminum
Surface Treatment: tin or copper alloy

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-532-5034	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
1082PSTD	Internal Combustion Engin Piston
22STDPF	Internal Combustion Engin Piston
7372873	Internal Combustion Engin Piston
801376	Internal Combustion Engin Piston
801476	Internal Combustion Engin Piston
P449AX	Internal Combustion Engin Piston

FAQs

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

What is the FSCG of the NSN 2805-00-737-2873?

The FSCG of the NSN 2805-00-737-2873 is 2805

Does the NSN 2805-00-737-2873 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-737-2873 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 2805-00-737-2873 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-737-2873 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 2805-00-737-2873 was assigned to the Federal Catalog?

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