1240-00-520-6443

Find complete technical information, availability, and procurement data for: 1240-00-520-6443
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Federal Supply Group

Fire Control Equipment

Federal Supply Classification

1240 Optical Sighting and Ranging Equipment

National Stock Number

1240-00-520-6443

Item Name Code

77777

Assigment Date

01/01/1963 (63 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

phosphor bronze,comp. a,temper hard,spec. qq-b-746; 0.656 in. h,0.4060 in. dia general characteristics item description

Product Characteristics

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

General Characteristics Item Description: phosphor bronze,comp. a,temper hard,spec. qq-b-746; 0.656 in. h,0.4060 in. dia

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
5206443	Thrust Plain Bushing

FAQs

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

What is the FSCG of the NSN 1240-00-520-6443?

The FSCG of the NSN 1240-00-520-6443 is 1240

Does the NSN 1240-00-520-6443 have a Schedule B code assigned?

Yes, the Schedule B code is 9803200000

Does NSN 1240-00-520-6443 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 1240-00-520-6443 contain precious materials?

Precious metal content is unknown

Does NSN 1240-00-520-6443 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 1240-00-520-6443 was assigned to the Federal Catalog?

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