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Home / Hardware / Nuts / Stop Nuts /Nut, Stop MS21042-3
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Nut, Stop MS21042-3

30 Reviews 4 Answered Questions
Packaged Items
SinglePack of 25
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TypePart No.Thread
Dry Hex NutMS21042-310-32

Overview

The MS21042 all-metal stop nuts are designed for use in high temp installations (up to 450°F). MS21042 nuts are shorter than the AN363 nut but develop the same tensile strength. MS21042 Hex Nuts (Lubed) are the same as MS21042- but have a dry film lube (dark grey).
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Reviews

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Thaker C Verified Purchase

Nut, Stop MS21042-3 (Pack Of 25)
December 3, 2024

Sam C Verified Purchase

Nut, Stop MS21042-3
November 15, 2024

Tim H Verified Purchase

Nut, Stop MS21042-3
September 13, 2024

David Verified Purchase

Nut, Stop MS21042-3
August 14, 2024

as described

Roger P Verified Purchase

Nut, Stop MS21042-3 (Pack Of 25)
May 2, 2024

Mike S Verified Purchase

Nut, Stop MS21042-3
December 27, 2022

Great price and availability, always a smooth buy, fast shipping !

Arrowtec H Verified Purchase

Nut, Stop MS21042-3 (Pack Of 25)
November 11, 2022

This was my first time buying and the staff was very helpful

James D Verified Purchase

Nut, Stop MS21042-3 (Pack Of 25)
October 27, 2022

👍

Joachim S Verified Purchase

Nut, Stop MS21042-3
September 12, 2022

Works great on this application. Good quality!

Julio S Verified Purchase

Nut, Stop MS21042-3
August 25, 2022

Q&A

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Please note, Aircraft Spruce Canada's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce Canada assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: Is MS21042-06 cad plated steel?

Yes, these are cad plated steel.

Q: What is the equivalent nut in Stainless Steel?

MS21043-4 (our part number 04-01388.)

Q: What is the reason for choosing a dry or lubed version of these Hex Nuts?

It helps prevent corrosion.

Q: Are these MS21042 ALL-METAL HEX STOP NUTS self locking?

Yes.

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