TC9PFSTD

View detailed technical data, stock status, and sourcing information for: TC9PFSTD
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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

2805-00-270-3416

Item Name Code

16509

Assigment Date

01/01/1963 (63 years ago)

slot oil passage type, 3.688 inches nominal overall height, flat head style, 3.250 inches nominal diameter, 0.8595 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: 3.688 inches nominal
Diameter: 3.250 inches nominal
Oil Passage Type: slot
Pinhole Diameter: 0.8595 inches nominal
Surface Finish: finished
Finished Size Designation: standard
Skirt Type: semisplit
Skirt Bottom Cutaway Feature: not included
Ring Groove Quantity: 4
Ring Groove Width: 0.0960 inches minimum and 0.0970 inches maximum 1st ring
Ring Groove Width: 0.0960 inches minimum and 0.0970 inches maximum 2nd ring
Ring Groove Width: 0.0960 inches minimum and 0.0970 inches maximum 3rd ring
Ring Groove Width: 0.1565 inches minimum and 0.1575 inches maximum 4th ring
Ring Groove Diameter: 2.866 inches minimum 3rd ring
Ring Groove Diameter: 2.870 inches minimum 5th ring
Ring Groove Diameter: 2.870 inches minimum 7th ring
Ring Groove Diameter: 2.880 inches maximum 6th ring
Ring Groove Diameter: 2.880 inches maximum 8th ring
Ring Groove Diameter: 2.876 inches maximum 4th ring
Ring Groove Diameter: 2.876 inches minimum 1st ring
Ring Groove Diameter: 2.886 inches maximum 2nd ring
Oil Groove: not included
Distance From Pin Hole Center To Extreme Top: 1.995 inches minimum and 2.000 inches maximum
Pin Hole Bushing: not included
Distance Between Pin Bosses: 1.313 inches nominal
Retaining Ring Groove: included
Pin: included
Pin Type For Which Designed: floating
Ring: not included
Carbon Groove: not included
Skirt Slot Style: hangman slot
Material: aluminum
Surface Treatment: tin
Weight: 16.000 ounces

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-353-8004	No Name Available	01/01/1963
2805-00-734-7706	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
1241622	Internal Combustion Engin Piston
7347706	Internal Combustion Engin Piston
7705766	Internal Combustion Engin Piston
854657	Internal Combustion Engin Piston
860426	Internal Combustion Engin Piston
954800	Internal Combustion Engin Piston
955200	Internal Combustion Engin Piston
986900	Internal Combustion Engin Piston
TC9PFSTD	Internal Combustion Engin Piston

FAQs

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

What is the FSCG of the NSN 2805-00-270-3416?

The FSCG of the NSN 2805-00-270-3416 is 2805

Does the NSN 2805-00-270-3416 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-270-3416 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 2805-00-270-3416 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-270-3416 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 2805-00-270-3416 was assigned to the Federal Catalog?

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