The HK SP5K-PDW is the compact SP5-family configuration associated with the MP5K design. The “K” designation comes from the German word kurz, meaning short. This page provides an educational reference for identifying the model and distinguishing it from the standard SP5 and long-barrel SP5L.
SP5K-PDW specifications
- Caliber: 9mm x 19
- Overall length: 13.8 inches
- Overall height: 8.66 inches
- Barrel length: 5.83 inches
- Sight radius: 10.2 inches
- Weight without magazine: 4.2 pounds
- Magazine-capacity references: 30, 15, or 10 rounds, subject to configuration and applicable law
- Barrel profile: Six grooves with a right-hand twist
Specifications are based on the official HK SP5K-PDW reference. Confirm the current manufacturer documentation and exact package before relying on any specification.
SP5 model variants and identification
The SP5K-PDW uses the shortest barrel and overall profile in this cataloged SP5 group. The standard SP5 and long-barrel SP5L have different dimensions and configurations. Browse all related references in the SP5 Series or return to HK Pistols.
Compatibility considerations
Do not assume that components, furniture, cases, magazines, or accessories are interchangeable across every SP5-family configuration. Confirm the complete model designation and manufacturer part reference, and consult qualified professional guidance when compatibility is uncertain.
Safety and professional service
This page is for identification and educational reference and does not provide modification instructions. Keep firearms secured from unauthorized access and unloaded during inspection. Follow the manufacturer’s manual and applicable laws. Any regulated transfer must use the legally required licensed-dealer and eligibility process. Use a qualified gunsmith for inspection or service, and never remove, disable, or bypass a safety mechanism.
SP5K-PDW questions
What does the K designation mean?
HK explains that “K” is derived from kurz, the German word for short, reflecting this model’s compact dimensions.
How is the SP5K-PDW distinguished from the SP5?
The SP5K-PDW is identified by its 5.83-inch barrel and 13.8-inch overall length, while the standard SP5 uses a longer configuration.
Should compatibility be assumed across SP5 models?
No. Verify the exact model, dimensions, configuration, and manufacturer part number before relying on compatibility.






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