2805-00-428-2054

Find complete technical information, availability, and procurement data for: 2805-00-428-2054
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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

2805-00-428-2054

Item Name Code

16509

Assigment Date

01/01/1963 (63 years ago)

hole all rings oil passage type, hat head style, 3.125 inches nominal overall height, 3.250 inches nominal diameter, 0.7500 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: hat
Overall Height: 3.125 inches nominal
Diameter: 3.250 inches nominal
Oil Passage Type: hole all rings
Pinhole Diameter: 0.7500 inches nominal
Surface Finish: finished
Finished Size Designation: oversize
Oversize: 0.020 inches nominal
Skirt Type: full split
Skirt Bottom Cutaway Feature: not included
Ring Groove Quantity: 3
Ring Groove Width: 0.0965 inches nominal 1st ring
Ring Groove Width: 0.0955 inches nominal 2nd ring
Ring Groove Width: 0.0955 inches nominal 3rd ring
Ring Groove Diameter: 2.094 inches nominal 1st ring
Ring Groove Diameter: 2.969 inches nominal 2nd ring
Ring Groove Diameter: 2.969 inches nominal 3rd ring
Ring Groove Position Below Piston Pin: no. 1,no. 2 and no. 3 all rings
Distance From Pin Hole Center To Extreme Top: 1.500 inches nominal
Pin Hole Bushing: included
Distance Between Pin Bosses: 1.375 inches nominal
Retaining Ring Groove: not included
Pin: not included
Pin Type For Which Designed: floating
Ring: not included
Carbon Groove: not included
Skirt Slot Style: base to groove slot
Material: aluminum
Weight: 13.000 ounces
Fsc Application Data: engine,gasoline,reciprocating,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
DB190AS20	Internal Combustion Engin Piston

FAQs

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

What is the FSCG of the NSN 2805-00-428-2054?

The FSCG of the NSN 2805-00-428-2054 is 2805

Does the NSN 2805-00-428-2054 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-428-2054 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 2805-00-428-2054 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-428-2054 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 2805-00-428-2054 was assigned to the Federal Catalog?

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