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Questions & Answers
Would this be compatible for an AR barrel rifled for 300 blackout?

In theory yes, if the thread pitch is the same (which it should) sense it’s a 30 caliber. 7.62 is the same caliber family as 300blk. I would recommend calling or going in person to a gun smith you know and trust.

by Sean Zamora, Verified Owner, September 18, 2025
Does it come with a crush washer? Expert Answer

The SureFire SOCOM 3-Prong 7.62mm Flash Hider Suppressor Adapter includes a shim/spacer kit to assist in properly timing the muzzle device.

by Ethan, Gear Expert, May 30, 2023
Customer Reviews
Helpful Positive Review
Good suppressor host by D, Verified Owner, March 21, 2024
Good flash suppression, less than a moa poi shift with suppressor.
1/1 found this helpful
Helpful Negative Review
Did not come with 3-prong installation wrench by DAMOND, Verified Owner, August 9, 2024
Did not come with the proprietary tool you need to install this flash hider. All of the other Warcomps and SOCOM 3-prong flash hiders I bought from SF came with the tool. The standard fitting is 3/4" but most SAE wrenches are too fat and so you'll ne...
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1/3 found this helpful
Most Recent Reviews
Surefire SOCOM 7.62 x 39 tjree prong by Pedro, Verified Owner, November 22, 2025
Work as design. Fir peefzctly with my RC2 suppressor.
Most Recent Reviews
Great quality. by Chris, Verified Owner, March 8, 2024
I haven't had the chance to use this flash hider, but the quality is great. The finish is perfect, and you can feel the quality. Fits my ar10 Wilson Combat 20" SS barrel. I would definitely recommend this product to others. Might put it on my other r...
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Most Recent Reviews
Great Upgrade by Pat Brewer, Verified Owner, March 3, 2024
Works great, flash is minimal. I cannot wait to attach the corresponding suppressor to it!!
Most Recent Reviews
SOCOM 3-Prong 7.62mm Flash Hider by kwest, Verified Owner, February 28, 2024
Great product as can be expected from SireFire. I run their mizzle device/suppressor adapters on all my rifles. Makes interchangeability simple and quick. Highly recommend these if you are running sirefire suppressors.
Read All 6 Reviews
Color: Black Caliber: 7.62x51mm NATO Finish: Matte black DLC coating Fabric/Material: US mill-certified heat-treated stainless steel Threads per Inch: 5/8x24 Gun Make: Armalite , AR Platform Gun Model: AR-10 , DPMS LR-308 Length: 2.84 inIncluded Accessories: Suppressor Adapter Condition: New

Code: FS-BFH-SF3P3-SF3P-762-5-8-24

MPN: SF3P-762-5/8-24

UPC: 084871319171

List: $169.00
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Product Info for SureFire SOCOM 3-Prong 7.62mm Flash Hider Suppressor Adapter

SureFires advanced SF3P three-prong flash hiders deliver superior performance with a patented design that greatly reduces muzzle flash typically more than 99%. Available for use with a variety of rifle calibers and muzzle thread specs, they are precision machined from U.S. mill-certified heat-treated stainless steel bar stock and DLC-coated to resist erosion for consistent high performance. SF3P flash hiders feature robust tines built to withstand the rigors of combat, and every SF3P is carefully inspected for concentricity and alignment, ensuring a rock-solid mounting surface for SureFire SOCOM Series Fast-Attach suppressorsimage

WARNING: California`s Proposition 65

Specifications for SureFire SOCOM 3-Prong 7.62mm Flash Hider Suppressor Adapter:

Manufacturer: SureFire
Color: Black
Caliber: 7.62x51mm NATO
Finish: Matte black DLC coating
Fabric/Material: US mill-certified heat-treated stainless steel
Threads per Inch: 5/8x24
Gun Make: AR Platform, Armalite
Gun Model: DPMS LR-308, AR-10
Length: 2.84 in
Included Accessories: Suppressor Adapter
Condition: New

Features of SureFire SOCOM 3-Prong 7.62mm Flash Hider Suppressor Adapter

  • Patent-pending design provides more than a 99% reduction in flash
  • Multiple bearing surfaces provide superior suppressor alignment and prevent ringing of tines inside suppressor
  • Made from, heat-treated stainless steel that is highly resistant to corrosion and gas/particle erosion
  • High-precision single-point cut barrel threads create optimum thread interface
  • Inspected for all critical dimensions including concentricity and alignment
  • DLC coating provides maximum protection against harsh environmental conditions and facilitates cleaning after extreme use
  • Serves as rock-solid mounting adapter for SureFire SOCOM Series sound suppressors
  • Labyrinth seals mitigate gas leak from suppressor lock ring
  • Installation requires no permanent modifications to most weapons
  • Mounts all SureFire SOCOM Series sound suppressors

Package Contents:

  • SureFire SOCOM 3-Prong 7.62mm Flash Hider Suppressor Adapter

SureFire SOCOM 3-Prong 7.62mm Flash Hider Suppressor Adapter Orderable Models

List of Orderable Models

  • SureFire 3-Prong SOCOM Flash Hider Suppressor Adapter, AR-10, 7.62x51mm NATO, 5/8x24, Black, SF3P-762-5/8-24 , MPN: SF3P-762-5/8-24 , UPC: 084871319171 , Code: FS-BFH-SF3P3-SF3P-762-5-8-24

SureFire SOCOM 3-Prong 7.62mm Flash Hider Suppressor Adapter Unavailable & Discontinued Models

List of Unorderable Models

  • DEMO, SureFire 3-Prong SOCOM Flash Hider Suppressor Adapter, AR-10, 7.62x51mm NATO, 5/8x24, Black, SF3P-762-5/8-24 , MPN: SF3P-762-5/8-24-DEMO , Code: FS-BFH-SF3P3-SF3P-762-5-8-24-DEMO
  • USED, SureFire 3-Prong SOCOM Flash Hider Suppressor Adapter, AR-10, 7.62x51mm NATO, 5/8x24, Black, SF3P-762-5/8-24 , MPN: SF3P-762-5/8-24-EDEMO , Code: FS-BFH-SF3P3-SF3P-762-5-8-24-EDEMO-US-B
  • USED, SureFire 3-Prong SOCOM Flash Hider Suppressor Adapter, AR-10, 7.62x51mm NATO, 5/8x24, Black, SF3P-762-5/8-24 , MPN: SF3P-762-5/8-24-EDEMO , Code: FS-BFH-SF3P3-SF3P-762-5-8-24-EDEMO-US-U
  • USED SureFire 3-Prong SOCOM Flash Hider Suppressor Adapter, AR-10, 7.62x51mm NATO, 5/8x24, Black, SF3P-762-5/8-24, EDEMO1, Condition Fair, Other , MPN: SF3P-762-5/8-24-EDEMO1 , Code: FS-BFH-SF3P3-SF3P-762-5-8-24-EDEMO-OT-D
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