N1440-25

View detailed technical data, stock status, and sourcing information for: N1440-25
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-619-0825

Item Name Code

07623

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.

rectangular cross-sectional shape style, 0.035 inches nominal major thickness, 0.238 inches nominal inside diameter, not casehardened casehardening indicator, external ring style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Inside Diameter: 0.238 inches nominal
Casehardening Indicator: not casehardened
Major Thickness: 0.035 inches nominal
Ring Style: external
Usage Design: external
Material Hardness Rating: 46.0 rockwell c minimum and 51.0 rockwell c maximum
Material: steel
Material Document And Classification: fed std no. 66 aisi c1066 thru c1090 fed std single material response or sae 1070 thru 1090 assn std single material response
Surface Treatment: cadmium and chromate

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-00-582-3718	No Name Available	01/01/1963

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
5555-25	Retaining Ring
MS90707-25	Retaining Ring
N1440-25	Retaining Ring
N1440-25AS	Retaining Ring
RR-130	Retaining Ring
S144-68	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-00-619-0825?

The FSCG of the NSN 5325-00-619-0825 is 5325

Does the NSN 5325-00-619-0825 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-619-0825 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 5325-00-619-0825 contain precious materials?

Precious metal content is unknown

Does NSN 5325-00-619-0825 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 5325-00-619-0825 was assigned to the Federal Catalog?

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