ERSA251

View detailed technical data, stock status, and sourcing information for: ERSA251
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-867-8788

Item Name Code

04226

Assigment Date

01/01/1960 (66 years ago)

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes:ring, connecting, round.

0.505 inches nominal inside diameter, 3 coil quantity, spring end,squared and ground both ends end style, 0.328 inches nominal spring free length, 0.219 inches nominal 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: 0.505 inches nominal
End Style: spring end,squared and ground both ends
Spring Free Length: 0.328 inches nominal
Coil Quantity: 3
Spring Solid Length: 0.219 inches nominal
Coil Helix Direction: right-hand
Spring Free Outside Diameter: 0.649 inches nominal
Material: steel comp 302 overall
Material Document And Classification: aisi,hard drawn,spring temper assn std single material response overall
Surface Treatment: passivate 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
13206E1409	Compression Helical Spring
377146A	Compression Helical Spring
5360008678788	Compression Helical Spring
77146A	Compression Helical Spring
ERSA251	Compression Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-00-867-8788?

The FSCG of the NSN 5360-00-867-8788 is 5360

Does NSN 5360-00-867-8788 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 5360-00-867-8788 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-867-8788 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 5360-00-867-8788 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960