83422041

View detailed technical data, stock status, and sourcing information for: 83422041
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-375-2698

Item Name Code

15884

Assigment Date

01/01/1963 (63 years ago)

A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.

flat head style, 0.0300 inches nominal chamfer length, 45.0 chamfer angle in deg, 0.3590 inches minimum and 0.3650 inches maximum groove diameter, 0.1770 inches minimum and 0.1970 inches maximum head height

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
Head Height: 0.1770 inches minimum and 0.1970 inches maximum
Chamfer Angle In Deg: 45.0
Groove Diameter: 0.3590 inches minimum and 0.3650 inches maximum
Chamfer Length: 0.0300 inches nominal
Groove Width: 0.1560 inches minimum and 0.1660 inches maximum
Outside Diameter: 1.7760 inches minimum and 1.7860 inches maximum
Seat Angle In Deg: 45.0
Stem Style: grooved
Carbon Relief Groove: not included
Neck Radius: 0.3200 inches nominal
Stem Length: 7.5205 inches minimum and 7.5355 inches maximum
Stem Diameter: 0.4350 inches minimum and 0.4355 inches maximum
Distance From Groove To Stem End: 0.2735 inches minimum and 0.2885 inches maximum
Metallic Hardness Rating And Location
Metallic Hardness Rating And Location: 43.0 rockwell c minimum tip

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
292457	Engine Poppet Valve
83422041	Engine Poppet Valve
XC39804	Engine Poppet Valve

FAQs

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

What is the FSCG of the NSN 2815-00-375-2698?

The FSCG of the NSN 2815-00-375-2698 is 2815

Does the NSN 2815-00-375-2698 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-375-2698 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 2815-00-375-2698 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-375-2698 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 2815-00-375-2698 was assigned to the Federal Catalog?

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