New, not in service, borehole diameter nominal? 130 mm. Compressed air pressure, MPa 0.7. Impact power, kW, not less than 4.5. Compressed air flow rate not more, m3 x min -1, 10. Weight, kg 37.8 (38.9). Maximum axial force, N (kgf) 3500 (350). Component parts: 1 pc. bead, 3 pcs. roller, 1 pc.
pin, 1 pc. bracket, 1 pc. double-sided adapter, 1 pc. cylinder, 1 pc. striker, 1 pc. air distribution pipe, 1 pc. single-sided adapter, 1 pc. adjusting nut, 1 pc. seat, 1 pc. stopper, 1 pc.
thread 1 pc. and 2 pcs. thread. Thread tape thread 72x10. Overall dimensions, mm 122*728. Guaranteed operating time for the pneumatic percussion device is 350 m. at the coefficient of rock hardness f=14...16 on the scale of Prof. Protodyakonov
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