MB423

View detailed technical data, stock status, and sourcing information for: MB423
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5315 Pins, Machine Keys and Nails

National Stock Number

5315-00-732-2831

Item Name Code

02378

Assigment Date

01/01/1961 (65 years ago)

60000 single pounds per square inch shear strength, 0.375 inches minimum and 0.376 inches maximum overall height, 0.375 inches minimum and 0.376 inches maximum overall width, straight starting edge shape, 1.740 inches minimum and 1.760 inches maximum overall length

Product Characteristics

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

Overall Length: 1.740 inches minimum and 1.760 inches maximum
Overall Height: 0.375 inches minimum and 0.376 inches maximum
Overall Width: 0.375 inches minimum and 0.376 inches maximum
Shear Strength: 60000 single pounds per square inch
Starting Edge Shape: straight
Material: steel overall
Material Document And Classification: 66 comp 1018 to 1035 fed std single material response overall
Style Designator: plain

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5315-00-118-9433	No Name Available	07/07/1969
5315-00-543-4196	Machine Key	07/01/2025

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
55-22081 PART 2	Machine Key
E-4515 ITEM 35	Machine Key
MB423	Machine Key
MS20066-405	Machine Key

FAQs

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

What is the FSCG of the NSN 5315-00-732-2831?

The FSCG of the NSN 5315-00-732-2831 is 5315

Does the NSN 5315-00-732-2831 have a Schedule B code assigned?

Yes, the Schedule B code is 9021100090

Does NSN 5315-00-732-2831 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 5315-00-732-2831 contain precious materials?

Precious metal content is unknown

Does NSN 5315-00-732-2831 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 5315-00-732-2831 was assigned to the Federal Catalog?

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