| TABLE II-A --- Single sampling plans for normal inspection |
Sample size Sample ------------- AQL (normal inspection) ------------ .
code letter size .025 .040 .065 .10 : .15 .25 .40 .65 1.0 1.5 .
Ac Ac Ac Ac : Ac Ac Ac Ac Ac Ac .
---------------+------+----+----+----+----+----+----+----+----+------.
A 2 | | | | : | | | | | | .
B 3 | | | | : | | | | | | .
C 5 | | | | : | | | | | v .
---------------+------+----+----+----+----+----+----+----+----+------.
D 8 | | | | : | | | | v 0 .
E 13 | | | | : | | | v 0 u .
F 20 | | | | : | | v 0 u d .
---------------+------+----+----+----+----+----+----+----+----+------.
G 32 | | | | : | v 0 u d 1 .
H 50 | | | | : v 0 u d 1 2 .
J 80 | | | v : 0 u d 1 2 3 .
---------------+------+----+----+----+----+----+----+----+----+------.
K 125 | | v 0 : u d 1 2 3 5 .
L 200 | v 0 u : d 1 2 3 5 7 .
M 315 v 0 u d : 1 2 3 5 7 10 .
---------------+------+----+----+----+----+----+----+----+----+------.
N 500 0 u d 1 : 2 3 5 7 10 14 .
P 800 u d 1 2 : 3 5 7 10 14 21 .
Q 1250 d 1 2 3 : 5 7 10 14 21 ^ .
---------------+------+----+----+----+----+----+----+----+----+------.
R 2000 1 2 3 5 : 7 10 14 21 u | .
---------------+------+----+----+----+----+----+----+----+----+------.
: .
|
:
Sample size Sample ------------- AQL (normal inspection) ------------ .
code letter size 2.5 4.0 6.5 10 : 15 25 40 65 100 150 .
Ac Ac Ac Ac : Ac Ac Ac Ac Ac Ac .
---------------+------+----+----+----+----+----+----+----+----+------.
A 2 | d 0 | : d 1 2 3 5 7 .
B 3 v 0 u v : 1 2 3 5 7 10 .
C 5 0 u d 1 : 2 3 5 7 10 14 .
---------------+------+-----+-----+------+-----+-----+-----+----------.
D 8 u d 1 2 : 3 5 7 10 14 21 .
E 13 d 1 2 3 : 5 7 10 14 21 30 .
F 20 1 2 3 5 : 7 10 14 21 ^ ^ .
---------------+------+-----+-----+------+-----+-----+-----+----------.
G 32 2 3 5 7 : 10 14 21 ^ | | .
H 50 3 5 7 10 : 14 21 ^ | | | .
J 80 5 7 10 14 : 21 ^ | | | | .
---------------+------+-----+-----+------+-----+-----+-----+----------.
K 125 7 10 14 21 : ^ | | | | | .
L 200 10 14 21 ^ : | | | | | | .
M 315 14 21 ^ | : | | | | | | .
---------------+------+-----+-----+------+-----+-----+-----+----------.
N 500 21 ^ | | : | | | | | | .
P 800 ^ | | | : | | | | | | .
Q 1250 | | | | : | | | | | | .
---------------+------+-----+-----+------+-----+-----+-----+----------.
R 2000 | | | | : | | | | | | .
---------------+------+-----+-----+------+-----+-----+-----+----------.
|
|
AQL values in percent defective
Arrows: use first sampling plan below or above arrow, ie., both sample size and Ac. u, d: go up or down. |
| Last update: 16-Nov-2001 |