MS20426A4-7

View detailed technical data, stock status, and sourcing information for: MS20426A4-7
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5320 Rivets

National Stock Number

5320-00-543-3680

Item Name Code

00861

Assigment Date

01/01/1963 (63 years ago)

straight w/radius chamfered tip shank style, flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer) head style, 0.221 inches minimum and 0.229 inches maximum head major diameter, 0.428 inches minimum and 0.448 inches maximum fastener length, 0.124 inches minimum and 0.128 inches maximum shank diameter

Product Characteristics

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

Fastener Length: 0.428 inches minimum and 0.448 inches maximum
Head Style: flush (flat) countersunk (included angle - less than 135 deg w or w/o chamfer)
Shank Diameter: 0.124 inches minimum and 0.128 inches maximum
Shank Style: straight w/radius chamfered tip
Head Major Diameter: 0.221 inches minimum and 0.229 inches maximum
Grip Length: 0.240 inches minimum and 0.260 inches maximum
Countersink Angle: 99.5 degrees minimum and 100.5 degrees maximum
Material: aluminum alloy 1100 overall
Material Document And Classification: qq-a-430 fed spec single material response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5320-00-234-1536	No Name Available	03/01/1988

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
MS20426A4-7	Solid Rivet
Z100804	Solid Rivet

FAQs

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

What is the FSCG of the NSN 5320-00-543-3680?

The FSCG of the NSN 5320-00-543-3680 is 5320

Does the NSN 5320-00-543-3680 have a Schedule B code assigned?

Yes, the Schedule B code is 7616103000

Does NSN 5320-00-543-3680 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 5320-00-543-3680 contain precious materials?

Precious metal content is unknown

Does NSN 5320-00-543-3680 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 5320-00-543-3680 was assigned to the Federal Catalog?

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