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Home / Hardware / Nuts / Stop Nuts /Ms21042 All-metal Hex Stop Nuts
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MS21042 ALL-METAL HEX STOP NUTS

16 Reviews 4 Answered Questions
From $0.22 to $0.92
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Type Part No. Thread Price Buy
Dry Hex Nut
04-04060
4-40$0.345
Quantity
Dry Hex Nut
MS21042-06
6-32$0.35
Quantity
Dry Hex Nut
MS21042-08
8-32$0.24
Quantity
Dry Hex Nut
MS21042-3
10-32$0.22
Quantity
Dry Hex Nut
MS21042-4
1/4-28$0.30
Quantity
Dry Hex Nut
MS21042-5
5/16-24$0.92
Quantity
Dry Hex Nut
MS21042-6
3/8-24$0.68
Quantity
Lubed Hex Nut
MS21042-L04
4-40$0.39
Quantity
Lubed Hex Nut
MS21042-L06
6-32$0.38
Quantity
Lubed Hex Nut
MS21042-L08
8-32$0.42
Quantity
Lubed Hex Nut
MS21042-L3
10-32$0.36
Quantity
Lubed Hex Nut
MS21042-L4
1/4-28$0.31
Quantity
Lubed Hex Nut
MS21042-L5
5/16-24$0.67
Quantity
Lubed Hex Nut
MS21042-L6
3/8-24$0.77
Quantity
Subtotal $0.00
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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).

Less 20% for quantity 100/Part No.
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Reviews

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Order shipped promptly, sales person very polite

Charles M
April 20, 2021

Great nut for small tight places and firewall forward where heat is an issue.

Lewis M
September 23, 2020

Use these on my race car to reduce weight and ensure a secure fit.

John
March 19, 2020

Highest quality, provides a light weight low profile locking fitting. Great for high heat applications.

John
February 29, 2020

Frederick C
November 11, 2019

As described. Recommended.

Ronald G
July 11, 2019

Michael D
February 28, 2019

Perfect! Great product and much cheaper than other manufacturers. This is my go to shop for my race car needs.

B B
February 18, 2019

Just what I needed.

Alan E
September 8, 2018

Steve S
August 27, 2018

Q&A

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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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