TRWL2317F

View detailed technical data, stock status, and sourcing information for: TRWL2317F
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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

2805-00-295-6921

Item Name Code

16509

Assigment Date

09/19/1973 (52 years ago)

0.9750 inches nominal pinhole diameter, 3.500 inches nominal overall height, 4.000 inches nominal diameter, finished surface finish, dish head style

Product Characteristics

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

Head Style: dish
Overall Height: 3.500 inches nominal
Diameter: 4.000 inches nominal
Pinhole Diameter: 0.9750 inches nominal
Surface Finish: finished
Finished Size Designation: standard
Skirt Type: solid
Cut Depth: 1.000 inches nominal
Skirt Bottom Cutaway Feature: included
Ring Groove Quantity: 3
Ring Groove Width: 0.1880 inches nominal 3rd ring
Ring Groove Width: 0.0780 inches nominal 2nd ring
Ring Groove Width: 0.0780 inches nominal 1st ring
Ring Groove Diameter: 3.522 inches minimum and 3.532 inches maximum 1st ring
Ring Groove Diameter: 3.522 inches minimum and 3.532 inches maximum 2nd ring
Ring Groove Diameter: 3.592 inches minimum and 3.602 inches maximum 3rd ring
Oil Groove: included
Distance From Pin Hole Center To Extreme Top: 1.609 inches nominal
Pin Hole Bushing: not included
Distance Between Pin Bosses: 1.140 inches minimum and 1.180 inches maximum
Retaining Ring Groove: not included
Pin: included
Pin Type For Which Designed: floating
Ring: not included
Carbon Groove: not included
Material: aluminum alloy
Surface Treatment: tin
Weight: 22.0 ounces

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-482-4780	No Name Available	01/01/1980

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
2317F	Internal Combustion Engin Piston
352-NP	Internal Combustion Engin Piston
352NP	Internal Combustion Engin Piston
352P	Internal Combustion Engin Piston
C8AZ6108C	Internal Combustion Engin Piston
C8AZ6108D	Internal Combustion Engin Piston
P717	Internal Combustion Engin Piston
TRWL2317F	Internal Combustion Engin Piston

FAQs

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

What is the FSCG of the NSN 2805-00-295-6921?

The FSCG of the NSN 2805-00-295-6921 is 2805

Does the NSN 2805-00-295-6921 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-295-6921 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 2805-00-295-6921 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-295-6921 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 2805-00-295-6921 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Sep 19, 1973