The Sellier & Bellot 9mm Subsonic 140-grain FMJ (brand part no. SB9SUBA) is a subsonic 9mm Luger load from Sellier & Bellot, one of the world’s oldest continuously operating ammunition makers, in business in Vlasim, Czech Republic since 1825. The extra-heavy 140-grain full metal jacket bullet keeps velocity below the sound barrier, making this load a natural fit for suppressed pistols and quieter range sessions alike. Backed by the CBC Group’s ongoing investment since acquiring Sellier & Bellot in 2009, this load delivers the consistency shooters expect from a nearly 200-year-old ammunition brand. It’s a dependable option for anyone running a suppressor or simply looking for a calmer report at the range.

Key Specifications

• Chambered in 9mm Luger, fitting any standard 9mm pistol.
• Loaded with a 140-grain bullet, heavier than standard 9mm loads to help stay subsonic.
• Uses a full metal jacket bullet for consistent, reliable function.
• Built on a brass case for dependable extraction and cycling.
• Loaded to a subsonic velocity that stays below the speed of sound for a quieter shot.
• The box weighs approximately 1.55 lbs.
• Priced at roughly $0.32 per round.
• Packed 50 rounds per box.
• Backed by Sellier & Bellot’s nearly 200 years of continuous ammunition manufacturing since 1825.

Frequently Asked Questions

Is this ammunition suppressor-friendly? Yes, its subsonic velocity keeps the bullet below the speed of sound for a quieter shot, well suited to suppressed 9mm pistols.

Why is the bullet so heavy at 140 grains? The extra weight over standard 115 to 124 grain 9mm loads helps keep velocity subsonic while maintaining reliable cycling.

How many rounds per box? 50 rounds.

Buy the Sellier & Bellot 9mm Subsonic 140gr FMJ

Order this Sellier & Bellot subsonic load from our Sellier & Bellot lineup in our handgun ammunition selection, and our Lubbock, Texas team will get it shipped out promptly.