BEARING 1S8347 - Caterpillar

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Double acting (BS) Single end rod (BT) Double end rodHydraulic Pumps
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Fixed displacement (BU) Unidirectional (BV) Bidirectional
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Variable displacement (BW) Unidirectional (BX) Bidirectional simplified (BY) Bidirectional completeHydraulic Motors
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Fixed displacement (BZ) Unidirectional (CA) Bidirectional
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Variable displacement (CB) Unidirectional (CC) BidirectionalShutoff Valves
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(CD) Basic symbols (CE) Manual shutoff valveOne-Way Check Valves
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(CF) Basic symbol (CG) Spring loadedInternal Passageways
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(CH) Infinite position (3) Flow in one direction (CJ) Two-position (4) Flow allowed in either direction (CK) Three-position (5) Parallel flow (6) Cross flowPressure Differential Valve
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(7) Inlet (X psi) (8) Outlet (Y psi)Control Valves
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(CL) Normal position (CM) Shifted position (CN) Infinite PositionSimple Single Function Circuit
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(9) 45 L/min (12 US gpm) (10) 17000 kPa (2500 psi) (11) 450 kPa (65 psi)
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(12) Three-position four-way open centered motor spool and pilot controlled directional controlled valve (13) Combination crossover relief valve and makeup valve (24000 kPa (3500 psi)) (14) Bidirectional motor (15) Main system relief valve (16) Pressure reducing pilot controlled valves (17) Check valve (18) Gas charged accumulator (19) Main pump motor (115 L/min (30 us gpm)) (20) Pilot pump motor (19 L/min (5 us gpm)) (21) Pilot filter and bypass valve (22) Pilot relief valve (2250 kPa (325 psi) (23) Two positioned two-way pilot system disconnect valve (24) Tank