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Doc. No. 06ME-024E-8 

 

Stern tube bearing 

INSTRUCTION 

MANUAL 

Type  EVR 

 

 

Thank you very much for buying our EVR stern tube bearing this time.   

 

Please read this instruction manual carefully before use, and then use it correctly.   

 

Please keep this instruction manual at hand so that it is always available for reference. 

Summary of Contents for EVR

Page 1: ...NUAL Type EVR Thank you very much for buying our EVR stern tube bearing this time Please read this instruction manual carefully before use and then use it correctly Please keep this instruction manual at hand so that it is always available for reference ...

Page 2: ...haft sleeve and prevents the shaft sleeve surface from getting sough 5 Easy Handling The handling is very easier at light weight than metal materials After inserted it in the stern tube it fits to the stern tube by the imbibition of the outer shell Therefore it can insert to the stern tube by clearance fit It is not necessary to press fit and easier B Handling Be careful about the following and ha...

Page 3: ... speed or quantity if necessary 4 About chucking Be careful of chucking of a bearing because it is easy to deform due to its elasticity 5 About chips GRP Flush a bearing with water sometime and wear a protective mask while machining because glass powder is contained in chips Head stock Tool slide EVR Rubber bearing Jig Tail stock Table 1 Unit GRP CRP 1 Cutting quantity Rough machining mm 1 0 2 0 M...

Page 4: ...ts 2 Straight type Fix it to the stern tube as shown below It is different from the flange type When fixing it on an aft or fwd end side When fixing it on an outer side Bearing I D ID mm Qty N Size M Length L mm Position A mm 150 4 M10 15 3 150 200 4 M12 20 3 200 250 4 M16 20 5 250 300 4 M16 25 5 300 400 4 M16 30 5 400 500 4 M16 30 5 500 4 M20 35 6 Note Do the looseness prevention to the set screw...

Page 5: ...r the equipment before operation 2 During propeller shaft operation keep feeding an optimum amount of cooling water to rubber bearing Optimum amount of cooling water 6 7 Ds2 x 10 3 m3 h Ds Shaft sleeve diameter cm Note The bearing must not be operated in dry condition 3 The cooling water temperature for the bearing must be held as low as the outboard sea water temperature Even when it is inevitabl...

Page 6: ...nce exceeds Table 4 But must not it use to exceed the clearance of the regulation by each ship s register Table 4 Propeller shaft dia mm Shaft sleeve dia mm Bearing Type Bearing Clearance mm Maximum Standard 40 70 40 70 2 5 0 4 0 7 71 100 70 100 3 0 0 5 0 8 101 120 127 146 100 145 3 5 0 6 0 8 121 170 147 200 145 200 4 0 0 6 1 1 171 230 201 265 200 265 4 5 0 8 1 2 231 305 266 347 265 350 5 0 0 9 1 ...

Page 7: ... using jack as shown below 3 In case of difficulty in pulling out In case of difficulty in pulling out on the above methods carry out by the following methods Make a slit axially at the both grooves of a bearing stave by using a grinder or something Then split the slits with a cold chisel or something Cool the bearing down with Dry ice or something Jack up bolts Jack up screws Jack ...

Page 8: ...y using jack as shown below 3 In case of difficulty in pulling out In case of difficulty in pulling out on the above methods carry out by the following methods Make a slit axially at the both grooves of a bearing stave by using a grinder or something Then split the slits with a cold chisel or something Cool the bearing down with Dry ice or something Jack up screws Jack up bolts Jack ...

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