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|  "Table III - Onboard repair parts (cent'c)
3.9.2.1, line 1:
Delete "item (f)" and substitute "item (g)".
Page 23
3.9.2.2, line 1:
Delete "item (h)" and substitute "item (1)".
3.9.2.3, lines 1 and 2: Delete "items (a) and (g)" and substitute "items (a) and (h)",
and in line 3, delete "item (h)" and substitute "item (1)".
Page 25
4.2.1:
Delete and substikute:
"4.2.1 Qualification tests. Qualification tests on class N-2 and class O-2 pumps
shall be conducted at a laboratory satisfactory to the Naval Ship Engineering Center. These
tests shall Consist of the test specified in 4.2.8."
4.2.2:
Delete and substitute:
"4.2.2 In addition to the tests at the laboratory class N-2 and O-2 pumps may be required
to pass the following shipboard service test:
Two or more pumps of the same general design and general operating character-
(a)
istics shall have given satisfactory service onboard Naval ships for a
period of at least two years and shall still be in service on such ships at
the time qualification approval is granted."
Page 27
4.3.2, lines 1 and 2:
Delete `as selected by the Government Inspector".
Page 28
4.3.3.1: Delete class "O-3" and substitute class "O-2; line 2, delete "tested on order"
and substitute "tested in order".
Delete class "11-2" and substitute class "N-2".
4.3.3.2, line 1:
4.3.4.1, line 2:
Delete "by the representative of the bureau or agency concerned."
Page 30
4.3.5, first sentence: Delete and substitute "Sufficient data shall be taken during
the tests of 4.3.1, 4.3.2 and 4.3.3 to prepare pump characteristic curves as specified below."
Page 33
4.5:
Delete and substitute:
"4.5 Inspection and test of silver brazed joints in systems designated as hazardous
in manual NAVSHIPS 250-648-8 shall be in accordance with the requirements of that manual."
Page 3
of 4 pages
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