A-A-2490

View detailed technical data, stock status, and sourcing information for: A-A-2490
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Federal Supply Group

Hand Tools

Federal Supply Classification

5120 Nonpowered Nonedged Hand Tools

National Stock Number

5120-00-274-9653

Item Name Code

03555

Assigment Date

01/01/1963 (63 years ago)

0.844 inches maximum small end outside diameter, 0.375 inches maximum small end head thickness, 0.375 inches maximum large end head thickness, 0.938 inches maximum large end outside diameter, 8.500 inches minimum overall length

Product Characteristics

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

Overall Length: 8.500 inches minimum
Large End Outside Diameter: 0.938 inches maximum
Small End Outside Diameter: 0.844 inches maximum
Large End Head Thickness: 0.375 inches maximum
Small End Head Thickness: 0.375 inches maximum
Wrenching Surface Size: 0.500 inches nominal first end
Wrenching Surface Size: 0.562 inches nominal second end
Features Provided: nonmagnetic and nonsparking
Wrenching Surface Shape: 12 point both ends internal
Wrenching End Offset Angle: 15.0 degrees nominal
Special Markings: wrench size
Material: copper alloy overall
Style Designator: shallow angular offset double head

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
A-A-2490	Box Wrench
W-3130	Box Wrench

FAQs

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

What is the FSCG of the NSN 5120-00-274-9653?

The FSCG of the NSN 5120-00-274-9653 is 5120

Does the NSN 5120-00-274-9653 have a Schedule B code assigned?

Yes, the Schedule B code is 8204110030

Does NSN 5120-00-274-9653 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 5120-00-274-9653 contain precious materials?

Item does not contain precious metal.

Does NSN 5120-00-274-9653 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 5120-00-274-9653 was assigned to the Federal Catalog?

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