12020P11

View detailed technical data, stock status, and sourcing information for: 12020P11
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-367-4548

Item Name Code

04226

Assigment Date

01/01/1963 (63 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

1.719 inches nominal spring free length, 1.563 inches minimum and 1.625 inches maximum inside diameter, spring end,squared and ground both ends end style, 5 coil quantity, 0.531 inches maximum spring solid length

Product Characteristics

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

Inside Diameter: 1.563 inches minimum and 1.625 inches maximum
End Style: spring end,squared and ground both ends
Spring Free Length: 1.719 inches nominal
Coil Quantity: 5
Spring Solid Length: 0.531 inches maximum
Coil Helix Direction: right-hand or left-hand
Spring Free Outside Diameter: 1.774 inches minimum and 1.836 inches maximum
Material: steel overall
Surface Treatment: cadmium overall
Style Designator: cylindrical

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5360-00-246-7023	No Name Available	10/01/1975

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
12020P11	Compression Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-00-367-4548?

The FSCG of the NSN 5360-00-367-4548 is 5360

Does NSN 5360-00-367-4548 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 5360-00-367-4548 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-367-4548 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 5360-00-367-4548 was assigned to the Federal Catalog?

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