2815-00-649-8439

Find complete technical information, availability, and procurement data for: 2815-00-649-8439
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-649-8439

Item Name Code

15884

Assigment Date

01/01/1961 (65 years ago)

0.0312 inches nominal chamfer length, 0.3290 inches minimum and 0.3590 inches maximum groove diameter, 45.0 chamfer angle in deg, 0.1970 inches minimum and 0.2070 inches maximum head height, 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: 0.1970 inches minimum and 0.2070 inches maximum
Chamfer Angle In Deg: 45.0
Groove Diameter: 0.3290 inches minimum and 0.3590 inches maximum
Chamfer Length: 0.0312 inches nominal
Groove Width: 0.0950 inches minimum and 0.1050 inches maximum
Outside Diameter: 1.6825 inches minimum and 1.6925 inches maximum
Seat Angle In Deg: 45.0
Stem Style: grooved
Carbon Relief Groove: not included
Neck Radius: 0.5625 inches nominal
Stem Length: 5.1300 inches minimum and 5.1610 inches maximum
Stem Diameter: 0.3725 inches minimum and 0.3735 inches maximum
Distance From Groove To Stem End: 0.1750 inches minimum and 0.2000 inches maximum
Metallic Hardness Rating And Location: 60.0 shore scleroscope minimum tip
Fsc Application Data: diesel engine

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
255010B	Engine Poppet Valve

FAQs

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

What is the FSCG of the NSN 2815-00-649-8439?

The FSCG of the NSN 2815-00-649-8439 is 2815

Does the NSN 2815-00-649-8439 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-649-8439 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 2815-00-649-8439 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-649-8439 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 2815-00-649-8439 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961