ST3M550

View detailed technical data, stock status, and sourcing information for: ST3M550
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5320 Rivets

National Stock Number

5320-00-514-9406

Item Name Code

67166

Assigment Date

08/07/1974 (52 years ago)

An externally threaded fastener bent approximately 180 degrees (3.141 radians) in the shape of the letter u and with both ends threaded.

0.580 inches minimum and 0.600 inches maximum collar overall height, 0.635 inches minimum and 0.645 inches maximum collar outside diameter, cetyl alcohol, spec 305, hi-shear corp lubrication, right-hand thread direction, 3b thread class

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Collar Outside Diameter: 0.635 inches minimum and 0.645 inches maximum
Collar Overall Height: 0.580 inches minimum and 0.600 inches maximum
Lubrication: cetyl alcohol, spec 305, hi-shear corp
Collar Inside Diameter: 0.352 inches nominal
Nominal Thread Size: 0.312 inches
Collar Style: threaded (break off) type
Heat Treatment: t-6 solution heat treated overall
Material: aluminum alloy 2024 overall
Material Document And Classification: qq-a-430 fed spec single material response or qq-a-225/6 fed spec single material response overall
Surface Treatment: anodize overall
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response overall
Thread Series Designator: unjf

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
HL382-10A	Pin-Rivet Collar
ST3M550	Pin-Rivet Collar
ST3M551-5	Pin-Rivet Collar

FAQs

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

What is the FSCG of the NSN 5320-00-514-9406?

The FSCG of the NSN 5320-00-514-9406 is 5320

Does the NSN 5320-00-514-9406 have a Schedule B code assigned?

Yes, the Schedule B code is 7318230000

Does NSN 5320-00-514-9406 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 5320-00-514-9406 contain precious materials?

Precious metal content is unknown

Does NSN 5320-00-514-9406 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 5320-00-514-9406 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Aug 7, 1974