2815-01-057-6639

Find complete technical information, availability, and procurement data for: 2815-01-057-6639
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-01-057-6639

Item Name Code

15884

Assigment Date

03/17/1978 (48 years ago)

45.0 chamfer angle in deg, flat head style, 0.2656 inches minimum and 0.2750 inches maximum head height, 0.0100 inches minimum and 0.0250 inches maximum chamfer length, 0.4220 inches minimum and 0.4280 inches maximum groove 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: flat
Head Height: 0.2656 inches minimum and 0.2750 inches maximum
Chamfer Angle In Deg: 45.0
Groove Diameter: 0.4220 inches minimum and 0.4280 inches maximum
Chamfer Length: 0.0100 inches minimum and 0.0250 inches maximum
Groove Width: 0.1320 inches minimum and 0.1420 inches maximum
Outside Diameter: 2.2150 inches minimum and 2.2250 inches maximum
Seat Angle In Deg: 30.0
Stem Style: grooved
Carbon Relief Groove: not included
Neck Radius: 0.7900 inches minimum and 0.8100 inches maximum
Stem Length: 7.2730 inches minimum and 7.2870 inches maximum
Stem Diameter: 0.4945 inches minimum and 0.4955 inches maximum
Distance From Groove To Stem End: 0.4600 inches nominal
Metallic Hardness Rating And Location: 52.0 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
207241	Engine Poppet Valve
3803515	Engine Poppet Valve

FAQs

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

What is the FSCG of the NSN 2815-01-057-6639?

The FSCG of the NSN 2815-01-057-6639 is 2815

Does the NSN 2815-01-057-6639 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-01-057-6639 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 2815-01-057-6639 contain precious materials?

Precious metal content is unknown

Does NSN 2815-01-057-6639 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 2815-01-057-6639 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Mar 17, 1978