197C7578

View detailed technical data, stock status, and sourcing information for: 197C7578
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-01-257-2610

Item Name Code

04228

Assigment Date

06/16/1987 (39 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.

0.180 inches nominal spring free length, 0.600 inches nominal inside diameter, half hook second end end style, straight offset first end end style, 3 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: 0.600 inches nominal
End Style: half hook second end
End Style: straight offset first end
Spring Free Length: 0.180 inches nominal
Coil Quantity: 3
Coil Helix Direction: right-hand
Spring Free Outside Diameter: 0.540 inches nominal
End Length From First Bend To Second Bend Or End: 0.260 inches nominal overall
End Length From Second Bend To Third Bend Or End: 0.170 inches nominal overall
Special Features: ends have 0.040 r bends
Surface Treatment: cadmium overall
Style Designator: single torsion left 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
197C7578	Torsion Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-01-257-2610?

The FSCG of the NSN 5360-01-257-2610 is 5360

Does NSN 5360-01-257-2610 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 5360-01-257-2610 contain precious materials?

Item does not contain precious metal.

Does NSN 5360-01-257-2610 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 5360-01-257-2610 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, Jun 16, 1987