2805-00-350-4970

Find complete technical information, availability, and procurement data for: 2805-00-350-4970
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2805 Except Aircraft; and Components Gasoline Reciprocating Engines

National Stock Number

2805-00-350-4970

Item Name Code

15884

Assigment Date

01/01/1963 (63 years ago)

concave head style, 0.0050 inches minimum and 0.0100 inches maximum chamfer length, 0.3740 inches minimum and 0.3760 inches maximum groove diameter, 0.1700 inches minimum and 0.1900 inches maximum head height, 45.0 chamfer angle in deg

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
Head Height: 0.1700 inches minimum and 0.1900 inches maximum
Chamfer Angle In Deg: 45.0
Groove Diameter: 0.3740 inches minimum and 0.3760 inches maximum
Chamfer Length: 0.0050 inches minimum and 0.0100 inches maximum
Groove Width: 0.3150 inches minimum and 0.3250 inches maximum
Outside Diameter: 2.0970 inches minimum and 2.1030 inches maximum
Seat Angle In Deg: 92.0
Stem Style: grooved
Carbon Relief Groove: not included
Neck Radius: 0.8200 inches nominal
Stem Length: 5.3925 inches minimum and 5.4785 inches maximum
Stem Diameter: 0.4220 inches minimum and 0.4260 inches maximum
Distance From Groove To Stem End: 0.1810 inches nominal
Metallic Hardness Rating And Location: 15.0 rockwell c nominal head
Metallic Hardness Rating And Location: 45.0 rockwell c nominal stem
Metallic Hardness Rating And Location: 65.0 shore scleroscope nominal 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
6505A2	Engine Poppet Valve
A296499	Engine Poppet Valve
B258312	Engine Poppet Valve
GG505A	Engine Poppet Valve
GG6505	Engine Poppet Valve
GG6505A1	Engine Poppet Valve
GG6505A2	Engine Poppet Valve

FAQs

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

What is the FSCG of the NSN 2805-00-350-4970?

The FSCG of the NSN 2805-00-350-4970 is 2805

Does the NSN 2805-00-350-4970 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-350-4970 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 2805-00-350-4970 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-350-4970 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 2805-00-350-4970 was assigned to the Federal Catalog?

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