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MS21042 ALL-METAL HEX STOP NUTS

From $0.30 to $1.26
Type Part No. Thread Price Buy
Dry Hex Nut
04-04060
4-40$0.47
Quantity
Dry Hex Nut
MS21042-06
6-32$0.48
Quantity
Dry Hex Nut
MS21042-08
8-32$0.33
Quantity
Dry Hex Nut
MS21042-3
10-32$0.30
Quantity
Dry Hex Nut
MS21042-4
1/4-28$0.41
Quantity
Dry Hex Nut
MS21042-5
5/16-24$1.26
Quantity
Dry Hex Nut
MS21042-6
3/8-24$0.93
Quantity
Lubed Hex Nut
MS21042-L04
4-40$0.53
Quantity
Lubed Hex Nut
MS21042-L06
6-32$0.52
Quantity
Lubed Hex Nut
MS21042-L08
8-32$0.58
Quantity
Lubed Hex Nut
MS21042-L3
10-32$0.49
Quantity
Lubed Hex Nut
MS21042-L4
1/4-28$0.43
Quantity
Lubed Hex Nut
MS21042-L5
5/16-24$0.92
Quantity
Lubed Hex Nut
MS21042-L6
3/8-24$1.05
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 450F). 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

M & Verified Purchase

HEX NUT MS21042L5

July 16, 2021

excellent quality as expected. thanks

Don L Verified Purchase

NUT, STOP MS21042-4

July 8, 2021

Purchased these stop nuts for head nuts on Lycoming O-145 engine. Access is extremely tight. These worked perfectly.

Jackson M Verified Purchase

NUT, STOP MS21042-5

July 3, 2021

Ronald M Verified Purchase

NUT, STOP MS21042-3

June 24, 2021

Ronald M Verified Purchase

NUT, STOP MS21042-4

June 24, 2021

Ronald M Verified Purchase

NUT, STOP MS21042-06

June 24, 2021

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

Q&A

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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