R-131

View detailed technical data, stock status, and sourcing information for: R-131
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5360 Coil, Flat, Leaf and Wire Springs

National Stock Number

5360-00-428-0628

Item Name Code

04227

Assigment Date

01/01/1961 (65 years ago)

1.938 inches nominal spring free length, short twisted hook both ends end style, closed design type, 24-3/4 coil quantity, 14.400 pounds minimum and 17.600 pounds maximum load rating

Product Characteristics

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

End Style: short twisted hook both ends
Spring Free Length: 1.938 inches nominal
Coil Quantity: 24-3/4
Design Type: closed
Load Rating: 14.400 pounds minimum and 17.600 pounds maximum
Coil Helix Direction: right-hand or left-hand
Spring Free Outside Diameter: 0.365 inches minimum and 0.385 inches maximum
Spring Length Under Load: 2.4375 inches nominal
Material: steel 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Below is a list of NSNs that have been officially superseded by this NSN: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
4310-00-626-4547	No Name Available	01/01/1963

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
R-131	Extension Helical Spring

FAQs

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

What is the FSCG of the NSN 5360-00-428-0628?

The FSCG of the NSN 5360-00-428-0628 is 5360

Does NSN 5360-00-428-0628 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 5360-00-428-0628 contain precious materials?

Precious metal content is unknown

Does NSN 5360-00-428-0628 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 5360-00-428-0628 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961