MU141A

View detailed technical data, stock status, and sourcing information for: MU141A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5315 Pins, Machine Keys and Nails

National Stock Number

5315-00-054-3038

Item Name Code

02378

Assigment Date

01/01/1963 (63 years ago)

A metallic item, usually square or rectangular in cross section, usually longer in relation to its width and thickness, with or without a head, usually designed to fit into the pre-cut slots of two adjacent cylindrically shaped members, to prevent relative rotational movement between the two. It may have mounting holes or slots.

2.245 inches minimum and 2.250 inches maximum overall length, 45.0 rockwell c minimum and 55.0 rockwell c maximum overall hardness rating, 0.437 inches minimum and 0.438 inches maximum overall width, straight starting edge shape, 0.312 inches minimum and 0.313 inches maximum overall height

Product Characteristics

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

Overall Length: 2.245 inches minimum and 2.250 inches maximum
Overall Height: 0.312 inches minimum and 0.313 inches maximum
Overall Width: 0.437 inches minimum and 0.438 inches maximum
Hardness Rating: 45.0 rockwell c minimum and 55.0 rockwell c maximum overall
Starting Edge Shape: straight
Material: steel overall
Style Designator: plain

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
543038	Machine Key
543083	Machine Key
7351200	Machine Key
926772	Machine Key
MU141A	Machine Key

FAQs

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

What is the FSCG of the NSN 5315-00-054-3038?

The FSCG of the NSN 5315-00-054-3038 is 5315

Does NSN 5315-00-054-3038 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 5315-00-054-3038 contain precious materials?

Precious metal content is unknown

Does NSN 5315-00-054-3038 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 5315-00-054-3038 was assigned to the Federal Catalog?

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