The MP5SD 9x19mm integrally suppressed submachine gun was developed in response to the special requirements of special operations forces. The MP5SD has an integral silencer which still has the same length and general shape as an unsilenced submachine gun.

The Heckler & Koch MP5 (German: Maschinenpistole 5, lit. 'Submachine gun 5') is a submachine gun developed in the 1960s by German firearms manufacturer Heckler & Koch.

The MP5 in calibre 9 mm x 19 is a submachine gun firing from a closed bolt with roller-delayed blowback. It is considered by military and police user groups to be extremely reliable, very precise a...

MP5SD4, MP5SD5, and MP5SD6 are modifications of the MP5SD1, MP5SD2, and MP5SD3, respectively, but with the ability to fire in three-round bursts.

Patterned after the SD variant, this example is fitted with a ported barrel and matching S&H marked suppressor. S&H added "MP5SD" marking on top of the receiver and the Heckler & Koch Chantilly, Virginia address on the right side of the magazine well.

Nov 13, 2020 · Shortly after introducing the MP5 submachine gun, Heckler & Koch added an integrally suppressed model to its line at the request of special operations forces. It was called the MP5SD, for “shalldampfer”, or suppressed.

The MP5SD4 is out of stock, but has introduced bursts. The MP5SD5 is similar but has a full solid stock. The last SD model in the series became the MP5SD6, with a foldable stock and triple-round burst capability.

The Heckler & Koch HK MP5-SD 9mm integrally suppressed submachine gun was developed in response to the special requirements of special operations forces. The MP5SD has an integral silencer which still has the same length and general shape as an unsilenced submachine gun.

Dec 21, 2020 · The MP5SD4 lacked a stock but instituted a burst-fire function. The MP5SD5 was similar only given a full solid stock. The final SD model in the series became the MP5SD6, complete with a collapsing stock and three-round burst facility.

The MP5SD4 lacks the stock, but retains the silencer and includes a three-shot burst mode. The MP5SD5 is a fixed stock version with a muffler and triple burst capability.