MIL-PRF-25670B
voltage
Stray magnetic field
3.5.6
4.5.7
TABLE V. Group B, zero defect sampling plan.
Lot size
Sample size
2 to 8
5
9 to 15
5
16 to 25
5
26 to 50
5
51 to 90
7
91 to 150
11
151 to 280
13
281 to 500
16
501 to 1,200
19
1,201 to 3,200
23
3,201 to
29
10,000
4.4.1.3.2 Disposition of sample units. Sample units which have passed all the group B
inspection may be delivered on the contract or purchase order, if the lot has been accepted and the
sample units remain within specified electrical tolerances.
4.4.2 Periodic inspection. Periodic inspection shall consist of group C inspection. Except where
the results of these inspections show noncompliance with the applicable requirements (see 4.4.2.1.3),
delivery of products which have passed groups A and B shall not be delayed pending the results of
these periodic inspections.
4.4.2.1 Group C inspection. Group C inspection shall consist of the inspections specified in
table VI, in the order shown. Group C inspection shall be made on sample units selected from
inspection lots which have passed the groups A and B inspections.
4.4.2.1.1 Sampling plan. Group C inspection shall be performed once each 12 months of
production, or each 1,000 units (whichever occurs first, after date of qualification) on four sample units
selected at random without regard to their quality from units produced during the period.
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