naval dockyard, mumbai - Irfc-nausena.nic.in
naval dockyard, mumbai - Irfc-nausena.nic.in
naval dockyard, mumbai - Irfc-nausena.nic.in
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E20001 Carryout clean<strong>in</strong>g, polish<strong>in</strong>g and greas<strong>in</strong>g of 02 Nos<br />
propeller post dock<strong>in</strong>g by remov<strong>in</strong>g the secur<strong>in</strong>g<br />
screws from the propeller boss and refitment.<br />
E20002 Carry out metal build up, gr<strong>in</strong>d<strong>in</strong>g and balanc<strong>in</strong>g of<br />
propeller post <strong>in</strong>spection and as per MQC<br />
recommendation.<br />
E20003 Renew SS lock<strong>in</strong>g p<strong>in</strong> of propeller as per MQC<br />
recommendation.<br />
E20004 Exam<strong>in</strong>e and Check clearances of both shaft stern<br />
tube bushes, Plummer block Bear<strong>in</strong>gs and ‘A’<br />
brackets bear<strong>in</strong>g of shafts by feeler gauge<br />
(i) Renew stern tube outer oil seal, newark type<br />
seal, matsynthetic rubber and ph. Bronze flanges<br />
(male and female seal<strong>in</strong>g flange)<br />
(ii) Renew stern tube <strong>in</strong>ner side gland hemp<br />
pack<strong>in</strong>g (matgreased hemp, size 1/2 <strong>in</strong>ch sq x<br />
420mm long x 08 no, shaft dia 114 mm).<br />
02 Nos<br />
02 Nos<br />
02 Nos<br />
02 Nos<br />
02 Nos<br />
E20005<br />
If stern tube clearance found beyond permissible<br />
limits, withdraw shaft and stern tube bushes (fwd<br />
and aft) carry out follow<strong>in</strong>g repairs as per<br />
<strong>in</strong>spection and recommendation of MQC (quote<br />
separately). Separately quoted cost will be<br />
<strong>in</strong>cluded for calculation of L1.<br />
(i) Renew stern tube bushes (Mat gun metal with 5<br />
mm thick white metal l<strong>in</strong><strong>in</strong>g, 115x147x362 &<br />
114x148x248 mm length) and mach<strong>in</strong>e the bushes<br />
to reduce the clearance with<strong>in</strong> m<strong>in</strong>imum<br />
permissible limits. ( Quote for port and stbd shaft )<br />
02 Nos<br />
DYT/INCOD/1213/106(a)/PLYCM/MADHURREFIT/420 36/127