310650

View detailed technical data, stock status, and sourcing information for: 310650
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-682-7636

Item Name Code

15884

Assigment Date

01/29/1968 (58 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.

0.0312 inches nominal chamfer length, 0.1719 inches nominal head height, 0.3000 inches minimum and 0.3060 inches maximum groove diameter, 45.0 chamfer angle in deg, flat 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: flat
Head Height: 0.1719 inches nominal
Chamfer Angle In Deg: 45.0
Groove Diameter: 0.3000 inches minimum and 0.3060 inches maximum
Chamfer Length: 0.0312 inches nominal
Groove Width: 0.0950 inches minimum and 0.1050 inches maximum
Outside Diameter: 1.6420 inches minimum and 1.6520 inches maximum
Seat Angle In Deg: 45.0
Stem Style: grooved
Carbon Relief Groove: not included
Neck Radius: 0.5000 inches nominal
Stem Length: 5.8430 inches minimum and 5.8580 inches maximum
Stem Diameter: 0.3416 inches minimum and 0.3423 inches maximum
Distance From Groove To Stem End: 0.2390 inches nominal
Metallic Hardness Rating And Location: 20.0 rockwell c nominal stem

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
310650	Engine Poppet Valve
6507	Engine Poppet Valve
I-609	Engine Poppet Valve

FAQs

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

What is the FSCG of the NSN 2815-00-682-7636?

The FSCG of the NSN 2815-00-682-7636 is 2815

Does the NSN 2815-00-682-7636 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-682-7636 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 2815-00-682-7636 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-682-7636 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 2815-00-682-7636 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Mon, Jan 29, 1968