A556-302

View detailed technical data, stock status, and sourcing information for: A556-302
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-479-0232

Item Name Code

04227

Assigment Date

02/02/1970 (56 years ago)

short twisted hook both ends end style, open design type, 0.125 inches nominal inside diameter, 0.418 inches nominal spring free length, 12 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: 0.125 inches nominal
End Style: short twisted hook both ends
Spring Free Length: 0.418 inches nominal
Coil Quantity: 12
Design Type: open
Load Rating: 0.231 pounds nominal
Coil Helix Direction: left-hand
Spring Free Outside Diameter: 0.149 inches nominal
Hook Radius: 0.062 inches nominal both ends
Spring Length Under Load: 0.625 inches nominal
Material: steel overall
Material Document And Classification: 18-8 drawn spring temper music wire mfr ref single material response 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
A556-302	Extension Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-00-479-0232?

The FSCG of the NSN 5360-00-479-0232 is 5360

Does NSN 5360-00-479-0232 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 5360-00-479-0232 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-479-0232 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 5360-00-479-0232 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Feb 2, 1970