Plug valve for hammer drill

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Application area for compressed air supply in construction, compressors, hose lines and hammers.
Connection 1 + 2 BSP cylindrical external threads
Material Malleable iron
Media Compressed air
Scope of supply with brass plug and malleable cast iron lever
Standard DIN 20030
Surface electro galvanised
Temp. max. 80 °C
Temp. min. -15 °C


Self-sealing; under pressure, the conical plug is pressed against the housing and seals valve off. This prevents sealing wear.


Input thread with counter nut SW 32/41
Hammer drill valves DIN 20030 without lever without lever stop, without bleeding.

Article Table

Product Name G1 + G2 DN* Operating pressure AF mm h mm l mm
Product Name G1 + G2 DN* Operating pressure AF mm h mm l mm
BKR BH NW 20 HB G 3/4" -14 12 PN 10 32 85 110
BKR BH NW 25 HB G 1" -11 16 PN 10 36 95 120
DN = Nominal diameter, nominal width
G1 + G2 = Threads of connections 1+2
AF = Width across flats


Despite careful checking, we cannot guarantee the accuracy of all information included on this site, and we accept no liability.
All data and information in our online catalogue are based on currently valid standards and the regulations from the employer's liability insurance association. Product safety can only be guaranteed when our assembly instructions are carefully observed. Non-adherence to these regulations can affect product operation and functioning and result in a loss of warranty. Our warranty is only valid for HANSA-FLEX products. Our products are constantly subject to further development and technical changes are therefore possible.