Videos tagged with Thread Pitch

This content highlights two significant drawbacks of the BC Nine firearm. The non-standard 1/2 x 36 thread pitch presents challenges in sourcing compatible muzzle devices for suppressors. Additionally, the firearm exhibits a consistent failure to lock back on an empty magazine, even with multiple Glock magazines tested, which is noted as a disappointing characteristic by the experienced speaker.

A customer brought in a custom AR-15 with Spikes Tactical and Daniel Defense parts for a muzzle brake swap. The gunsmith identified a critical thread pitch mismatch, noting the brake was 5/8" pitch, incompatible with the rifle's standard threading. The gunsmith humorously suggested the customer's girlfriend should verify parts in the future.

The SilencerCo Omega 36M suppressor demonstrates exceptional versatility, easily transitioning between direct thread and ASR Quick Detach mounting systems. It performs effectively on both bolt-action rifles chambered in .308 Winchester and semi-automatic AR-15 platforms using 5.56 NATO. Its modular design allows for configuration in short or long lengths, catering to various firearm types and user preferences.

This video explores the challenges of suppressing AKM pattern rifles due to non-standard thread pitches and concentricity issues. It highlights the Dead Air Wolverine PBS-1 suppressor as a solution, designed to index off the muzzle rather than the barrel shoulder, accommodating various thread pitches. The PBS-1 also features an oversized bore to mitigate the risk of baffle strikes. The content showcases the Wolverine PBS-1 in use on AKM hosts, noting its design inspiration from the original Russian PBS-1, but without an internal wipe system.

This video from Brownells Firearm Support Tech Caleb Savant provides a quick and practical tip on how to determine the thread pitch of firearm components, such as muzzle threads. He outlines the process using common tools like calipers for diameter measurement and a thread pitch gauge to identify the correct pitch. The explanation highlights the importance of knowing thread pitch for purchasing compatible muzzle devices, accessories, or replacement parts. The video emphasizes the distinction between metric and English (standard) thread pitches, requiring separate gauges for each.

The Canik TP9 Elite Combat Executive offers a US-standard 1/2x28 thread pitch for better suppressor compatibility than its predecessor. While featuring an optics-ready slide and a comprehensive accessory kit, a critical flaw exists in its barrel's European-style taper, which can cause US pistons to unthread. The factory sights are also noted as having excessive 'air' for precise aiming.