X840B

View detailed technical data, stock status, and sourcing information for: X840B
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Federal Supply Group

Hand Tools

Federal Supply Classification

5120 Nonpowered Nonedged Hand Tools

National Stock Number

5120-00-287-4165

Item Name Code

03555

Assigment Date

01/01/1963 (63 years ago)

1.562 inches maximum head thickness, 4.188 inches maximum outside diameter, 2.250 inches minimum offset height, 13.562 inches minimum overall length, 2.625 inches nominal single end wrenching surface size

Product Characteristics

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

Overall Length: 13.562 inches minimum
Outside Diameter: 4.188 inches maximum
Head Thickness: 1.562 inches maximum
Offset Height: 2.250 inches minimum
Wrenching Surface Size: 2.625 inches nominal single end
Wrenching Surface Shape: 12 point single end internal
Special Markings: wrench size
Material: steel overall
Surface Treatment: oxide overall
Style Designator: double offset stub end

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
X840B	Box Wrench

FAQs

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

What is the FSCG of the NSN 5120-00-287-4165?

The FSCG of the NSN 5120-00-287-4165 is 5120

Does the NSN 5120-00-287-4165 have a Schedule B code assigned?

Yes, the Schedule B code is 8204110030

Does NSN 5120-00-287-4165 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 5120-00-287-4165 contain precious materials?

Item does not contain precious metal.

Does NSN 5120-00-287-4165 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 5120-00-287-4165 was assigned to the Federal Catalog?

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