E37458

View detailed technical data, stock status, and sourcing information for: E37458

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E37458
Federal Supply Group
Engines, Turbines, and Components
National Stock Number
2805-00-009-2154
Item Name Code
16509
Assigment Date
07/26/1972 (54 years ago)

slot oil passage type, 3.738 inches nominal overall height, 1.1860 inches nominal pinhole diameter, concave head style, 3.858 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
concave
Overall Height
3.738 inches nominal
Diameter
3.858 inches nominal
Oil Passage Type
slot
Pinhole Diameter
1.1860 inches nominal
Surface Finish
semifinished
Skirt Type
solid
Cut Depth
0.530 inches nominal
Skirt Bottom Cutaway Feature
included
Ring Groove Quantity
3
Ring Groove Width
0.1960 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
3.435 inches nominal 1st ring
Ring Groove Diameter
3.435 inches nominal 2nd ring
Ring Groove Diameter
3.435 inches nominal 3rd ring
Oil Groove
not included
Distance From Pin Hole Center To Extreme Top
2.142 inches nominal
Pin Hole Bushing
not included
Distance Between Pin Bosses
1.630 inches nominal
Retaining Ring Groove
included
Pin
not included
Pin Type For Which Designed
floating
Ring
not included
Carbon Groove
not included
Material
aluminum alloy
Weight
25.0 ounces

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
A-1520P Internal Combustion Engin Piston
E37458 Internal Combustion Engin Piston
T23504 Internal Combustion Engin Piston
TX568 Internal Combustion Engin Piston

FAQs

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

What is the FSCG of the NSN 2805-00-009-2154?
The FSCG of the NSN 2805-00-009-2154 is 2805
Does the NSN 2805-00-009-2154 have a Schedule B code assigned?
Yes, the Schedule B code is 8409918000
Does NSN 2805-00-009-2154 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 2805-00-009-2154 contain precious materials?
Precious metal content is unknown
Does NSN 2805-00-009-2154 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 2805-00-009-2154 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Jul 26, 1972

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