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|  MIL-S-55257C(CR)
specification requirements. The government will review and evaluate the
contractor's inspection procedures and examine the contractor's inspec-
tion records as an element of government verification. (See 4.1.1)
4.5.1 Group A inspection. Each unit on contract or purchase order
shall be inspected for conformance to the inspections specified in Table
II. Lots shall be formed only from units that pass this inspection.
Factors of lot composition not defined herein, or in the contract or pur-
chase order, shall be in accordance with MIL-STD-105. Each lot shall be
subject to sampling inspection, utilizing the procedures of MIL-STD-105,
using the general inspection levels, AQL's indicated in Table II.
TABLE II Group A Inspection
Reqt
Test
AQL%
Inspection
Para
Major
Para
Minor
4.13
Visual and Mechanical
3.23
1.5dphu*
6.5dphu
**
Electrical installation
3.12
4.6
1.0
**
3.17
Air Tightness
4.9
4.0
*Defect per hundred unit
**All defects are major
4.5.1.1 Order of inspection within Group A. Group A inspection
shall be performed in the order listed in Table II.
4.5.2 Group B inspection. Group B inspection shall be performed on
lots that have passed Group A inspection. This inspection shall conform
to Table III and the special inspection levels of Table I of MIL-STD-105.
TABLE III Group B Inspection
Reqt
Test
AQL%
Inspection
Para
Para
3.13
Interchangeability
4.12
4.0
Mounting inserts
3.19
4.0
4.10
4.5.2.1 Order of inspection within Group B. Group B Inspection
shall be performed in the order listed in Table III.
4.5.3 Group C Inspection. Group C inspection shall be performed on
units that have passed Group A & B inspection. The inspection shall con-
sist of the inspections specified in Table IV. Samples shall be selected
in accordance with 4.5.3.1 thru 4.5.3.2.
12
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