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Page Title:
Sampling for inspection of packaging |
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|  MIL-H-904J
4.5.4.2 Group B. Sampling for group B tests shall be in accordance with table X. Group B
A
tests shall consist of the following
Plain trolley (see 4.7.5)
Geared trolley (see 4.7.6).
TABLE X. Sampling for group B tests.1
Lot size
Sample size
2 - 50
5
51 - 90
7
91 - 150
11
151 - 280
13
2$1 - 500
16
501 - 1200
19
1201 over
23
l
Hoists, which have been tested, shall be refurbished
to new condition to be
accepted for delivery.
4.5.4.3 Group C One sample hoist representative of each class and type shall be subjected
to group C tests. Group C tests shall be performed on sample hoists of each class and type
Selected from lots which have passed the group A and B tests. Group C tests shall consist of the
foI1owing:
a Drop test (see 4.7.7)
b Life cycle test (see 4.7.8)
-
c Shock test (see 4.7.9) (for high-impact shock qualified hoists only).
4.5.5 Sampling for inspection of packaging. Sampling for inspection of packaging of class 1
and class 2 hoists shall be in accordance with table XI (see 6.9). For class 3 hoists, one shipping
container per lot shall be inspected. No defects are permitted. Examination for defects shall be in
accordance with 4.8.
TABLE XI. Sampling for inspection of packaging.
Lot size
Sample size
2
-
15
2
16
-
25
3
26
-
90
5
91
150
6
151
-
280
7
281
-
over
9
20
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