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HK MP5SD vs Sterling-Patchett Suppressed SMG
Side-by-side technical comparison
HK MP5SD
Other WeaponsIn production
Sterling-Patchett Suppressed SMG
Other WeaponsDiscontinued
Overview
Spec
HK MP5SD
Sterling-Patchett Suppressed SMG
Production
1974–present
1965–1980
Units produced
Unknown
Approximately 5,000 to 8,000
Specifications
Spec
HK MP5SD
Sterling-Patchett Suppressed SMG
Overall length
790mm (31.1 in) stock extended
31 in (stock extended)
Barrel length
146mm (5.7 in) — ported, inside suppressor
6.8 in (including suppressor)
Weight
3.5 kg (7.7 lb)
7.2 lbs
Magazine capacity
15 or 30 rounds detachable
34
Action type
Roller-delayed blowback, closed bolt
Blowback, open bolt
Trigger type
Selective fire (safe, semi, full auto or 3-round burst)
Selective fire
Sights
Hooded front post, adjustable diopter rear
Iron sights (fixed front, flip rear)
Calibers
HK MP5SD
Sterling-Patchett Suppressed SMG