BM21250

View detailed technical data, stock status, and sourcing information for: BM21250
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2815 Diesel Engines and Components

National Stock Number

2815-00-705-2838

Item Name Code

22102

Assigment Date

01/01/1961 (65 years ago)

0.535 inches nominal first end undercut diameter, 18.250 inches nominal overall length, 0.625 inches nominal body outside diameter, 0.290 inches nominal second end shoulder length, 0.560 inches nominal first end undercut width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Shoulder Length: 0.290 inches nominal second end
Overall Length: 18.250 inches nominal
Undercut Diameter: 0.535 inches nominal first end
Undercut Width: 0.560 inches nominal first end
Body Outside Diameter: 0.625 inches nominal
Body Type: solid
End Length: 0.435 inches nominal second end
End Length: 0.750 inches nominal first end
End Largest Diameter: 0.630 inches nominal second end
End Largest Diameter: 0.605 inches nominal first end
End Casehardening Indicator: not casehardened
End Spherical Radius: 0.200 inches nominal second end
End Spherical Radius: 0.281 inches nominal first end
Material: steel
Style Designator: ball, undercut, optional flat first end
Style Designator: concave second end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2815-00-505-5117	No Name Available	09/19/1966
2815-00-791-1443	No Name Available	03/13/1968

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
107735	Engine Poppet Valve Push Rod
210650	Engine Poppet Valve Push Rod
2815007052838	Engine Poppet Valve Push Rod
28157052838	Engine Poppet Valve Push Rod
AR51266	Engine Poppet Valve Push Rod
AR51697	Engine Poppet Valve Push Rod
BM21250	Engine Poppet Valve Push Rod
BM47778	Engine Poppet Valve Push Rod
BM49802	Engine Poppet Valve Push Rod
BM73572	Engine Poppet Valve Push Rod

FAQs

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

What is the FSCG of the NSN 2815-00-705-2838?

The FSCG of the NSN 2815-00-705-2838 is 2815

Does the NSN 2815-00-705-2838 have a Schedule B code assigned?

Yes, the Schedule B code is 8409998000

Does NSN 2815-00-705-2838 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 2815-00-705-2838 contain precious materials?

Precious metal content is unknown

Does NSN 2815-00-705-2838 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 2815-00-705-2838 was assigned to the Federal Catalog?

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