4-82018-1

View detailed technical data, stock status, and sourcing information for: 4-82018-1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-018-5028

Item Name Code

04228

Assigment Date

01/01/1961 (65 years ago)

An open- or close-wound coil spring, consisting of one or more helical coils wound from different shapes and types of material and finished at the ends, designed to exert pressure in a rotating direction around the coil axis. Excludes:springs designed for thermal actuation (springs in which the torsion forces are counteracted by changes in temperature) and spring,reinforcing,hose.

0.184 inches nominal center section width, 0.310 inches nominal spring free length, 0.218 inches nominal inside diameter, straight bend end (right) overall end style, 4-21/32 coil quantity

Product Characteristics

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

Inside Diameter: 0.218 inches nominal
End Style: straight bend end (right) overall
Spring Free Length: 0.310 inches nominal
Center Section Width: 0.184 inches nominal
Coil Quantity: 4-21/32
Coil Helix Direction: right-hand or left-hand
Spring Free Outside Diameter: 0.282 inches nominal
Coil Axis To Center Section Distance: 0.830 inches minimum and 0.870 inches maximum
Center Loop Radius: 0.060 inches nominal
End Angular Relationship: ends angled one to other
End Length: 0.730 inches minimum and 0.770 inches maximum both ends
End Length From First Bend To Second Bend Or End: 0.100 inches minimum and 0.140 inches maximum overall
Center Style: u type
Material: steel overall
Material Document And Classification: ams 5673 assn std all material responses overall
Style Designator: single torsion right hand

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
4-82018-1	Torsion Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-00-018-5028?

The FSCG of the NSN 5360-00-018-5028 is 5360

Does NSN 5360-00-018-5028 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 5360-00-018-5028 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-018-5028 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 5360-00-018-5028 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961