20DS5

View detailed technical data, stock status, and sourcing information for: 20DS5
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-521-4406

Item Name Code

04226

Assigment Date

01/01/1963 (63 years ago)

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

0.565 inches nominal inside diameter, 1.250 inches nominal bore diameter, 1.063 inches minimum and 1.094 inches maximum spring free length, spring end,squared and ground both ends end style, 0.6250 inches nominal accommodated rod 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: 0.565 inches nominal
End Style: spring end,squared and ground both ends
Bore Diameter: 1.250 inches nominal
Spring Free Length: 1.063 inches minimum and 1.094 inches maximum
Accommodated Rod Diameter: 0.6250 inches nominal
Material Hardness Rating: 42.0 rockwell c minimum and 46.0 rockwell c maximum
Spring Solid Length: 0.813 inches minimum and 0.875 inches maximum
Coil Helix Direction: right-hand or left-hand
Spring Free Outside Diameter: 1.125 inches nominal
Material: steel 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
09B3327	Compression Helical Spring
20DS5	Compression Helical Spring
344588	Compression Helical Spring
5214406	Compression Helical Spring
530560	Compression Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-00-521-4406?

The FSCG of the NSN 5360-00-521-4406 is 5360

Does NSN 5360-00-521-4406 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 5360-00-521-4406 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-521-4406 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 5360-00-521-4406 was assigned to the Federal Catalog?

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