368SJ18

View detailed technical data, stock status, and sourcing information for: 368SJ18
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-321-6470

Item Name Code

04227

Assigment Date

01/01/1963 (63 years ago)

An open- or close-coiled spring wound in various forms and from different shapes and types of materials and finished at the ends, designed in such a way as to provide resistance to pulling forces. The close-coiled springs may incorporate the special feature of initial tension created between the coils when wound, requiring an initial load to be applied to separate them. Excludes:spring,reinforcing hose.

machine loop both ends end style, 0.590 inches nominal both ends opening width, 3.832 inches nominal spring free length, 17-1/2 coil quantity, 0.415 inches minimum and 0.443 inches maximum inside diameter

Product Characteristics

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

Inside Diameter: 0.415 inches minimum and 0.443 inches maximum
Opening Width: 0.590 inches nominal both ends
End Style: machine loop both ends
Spring Free Length: 3.832 inches nominal
Coil Quantity: 17-1/2
Design Type: closed
Load Rating: 40.00 pounds nominal
Coil Helix Direction: right-hand or left-hand
Spring Deflection Rate: 66.400 pounds per inch nominal
Spring Free Outside Diameter: 0.630 inches minimum and 0.650 inches maximum
Hook Radius: 0.190 inches nominal both ends
Spring Length Under Load: 3.947 inches nominal
Coil To Hook Inside Length: 0.810 inches nominal both ends
Material: steel overall
Material Document And Classification: qq-w-428,type 1 or 2 /d/ fed spec single material response overall
Surface Treatment: enamel overall
Surface Treatment Document And Classification: tt-e-489 fed spec single treatment response overall
Style Designator: cylindrical

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
368SJ18	Extension Helical Spring
7F-9578	Extension Helical Spring
7F9578	Extension Helical Spring
8333077	Extension Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-00-321-6470?

The FSCG of the NSN 5360-00-321-6470 is 5360

Does the NSN 5360-00-321-6470 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5360-00-321-6470 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 5360-00-321-6470 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-321-6470 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 5360-00-321-6470 was assigned to the Federal Catalog?

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