I-750

View detailed technical data, stock status, and sourcing information for: I-750
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-789-6505

Item Name Code

15884

Assigment Date

01/01/1962 (64 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.

45.0 chamfer angle in deg, 0.3290 inches nominal groove diameter, flat head style, 0.0310 inches nominal chamfer length, 0.1560 inches nominal 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: 0.1560 inches nominal
Chamfer Angle In Deg: 45.0
Groove Diameter: 0.3290 inches nominal
Chamfer Length: 0.0310 inches nominal
Groove Width: 0.0930 inches nominal
Outside Diameter: 1.6250 inches nominal
Seat Angle In Deg: 45.0
Stem Style: grooved
Carbon Relief Groove: not included
Neck Radius: 0.3430 inches nominal
Stem Length: 7.1870 inches nominal
Stem Diameter: 0.3700 inches nominal
Distance From Groove To Stem End: 0.4370 inches nominal
Material And Location: unable to decode
Special Features: with 2 grooves 1.812 in. lgon by 0.093 in. wide

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
4378897	Engine Poppet Valve
4378997-5	Engine Poppet Valve
I-750	Engine Poppet Valve

FAQs

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

What is the FSCG of the NSN 2815-00-789-6505?

The FSCG of the NSN 2815-00-789-6505 is 2815

Does the NSN 2815-00-789-6505 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-789-6505 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 2815-00-789-6505 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-789-6505 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 2815-00-789-6505 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962