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SIG SAUER Thread Protector Condition: New, Quantity: 1,

Thread Protector
Thread Protector
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Thread Protector

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Questions & Answers
Will this adaptor work on the adaptor threads for the P322? Expert Answer

No, this SIG SAUER Thread Protector uses M13.5x1 threads while the thread adapter for the P322 uses 1/2x28 threads. I would recommend the Strike Industries Barrel Cover Thread Protector, found by using the link below:
https://www.opticsplanet.com/strike-industries-barrel-cover-thread-protector-for-pistol.html

by Ethan, Gear Expert, November 17, 2022
Does this fit the MPX? Expert Answer

If your MPX utilizes M13x1 LH threads, this SIG SAUER Thread Protector will be compatible.

by Ethan, Gear Expert, March 17, 2023
View All Q&A You Have a Question? Ask!
Customer Reviews
Helpful Negative Review
NOT M13.5x1!!! by MC, Verified Owner, January 2, 2023
Not sure what the thread pitch is, or what weapon this is intended for, but it is NOT M13.5 x 1 LH as the other Question/Answer states. It comes in SIG packaging but the part number 1201852R does not exist in Sig's inventory. I'll have to test on s...
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3/3 found this helpful
Most Recent Reviews
thread protector by nate, Verified Owner, October 13, 2025
took months to get didn’t fit the piece was too small to fit over the barrel to get to the threads p250
Most Recent Reviews
great product by danny, Verified Owner, April 22, 2025
It's a thread protector, how can you mess that up? Great threads, grippy knurling, good barrel end product.
Most Recent Reviews
Thread Protector by Keith, Verified Owner, December 12, 2024
Took me awhile to get it but it fit perfectly. I would recommend it.
Most Recent Reviews
Styker1977 by Snake Blisken, December 14, 2023
Optics Planet, in my first time online shopping was very easy to do, great selection, updates of order status. So far great experince along with being new to hand guns. They appear to offer great specials, with notifications. Happy to be a new custom...
Read More...
Read All 5 Reviews
Condition:
New
Quantity:
1

Code: SD9-TDP-SS1201852R-1201852-R

MPN: 1201852-R

UPC: 798681512928

$39.99

Product Info for SIG SAUER Thread Protector

The Sig Sauer Thread Protector is a great way to make sure the thread on your barrel are protected. These Gun Accessories by Sig Sauer will cover up any openings that your barrel may have. Whether the threads on your SIG Pistol are full length or inline, the Sig Sauer Full Length Thread Protector is the right part to keep your barrel in place. Our online store carries a wide selection of Sig Sauer Shield and Sauer Center Cut Caps and Bullet Proof parts as well as other product offerings from Sig Sauer. Sig Sauer thread protectors are just one of the many high-quality products we have to offer from Sig Sauer!image

Specifications for SIG SAUER Thread Protector:

Manufacturer: SIG SAUER
Condition: New
Quantity: 1

Package Contents:

  • SIG SAUER Thread Protector

SIG SAUER Thread Protector Orderable Models

List of Orderable Models

  • SIG SAUER Thread Protector, 1201852-R , MPN: 1201852-R , UPC: 798681512928 , Code: SD9-TDP-SS1201852R-1201852-R

SIG SAUER Thread Protector Unavailable & Discontinued Models

List of Unorderable Models

  • USED SIG SAUER Thread Protector, 1201852-R, EDEMO1, Condition Parts Only/Salvage, Defective , MPN: 1201852-R-EDEMO1 , Code: SD9-TDP-SS1201852R-1201852-R-EDEMO-DF-F
  • USED SIG SAUER Thread Protector, 1201852-R, EDEMO2, Used, Condition Like New, Inspect and Rebox , MPN: 1201852-R-EDEMO2 , Code: SD9-TDP-SS1201852R-1201852-R-EDEMO-RE-A
  • USED, SIG SAUER Thread Protector, 1201852-R , MPN: 1201852-R-EDEMO , Code: SD9-TDP-SS1201852R-1201852-R-EDEMO-RE-B
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Last updated 2026-08-16 UTC.