MIL-DTL-28748D
TABLE X. Qualification inspection - nonremovable contacts.
Inspection
Requirement
Test
Number of
paragraph
method
sample units to
paragraph
be inspected
Group I
3.7
Examination of product
4.7.2
20 1/
3.5.13.2
Salt spray (corrosion)
4.7.15
3.7
Examination of product
4.7.2
3.5.14
Low level circuit
4.7.16
Group II
Examination of product
3.7
4.7.2
20
3.5.15
4.7.17
Resistance to test probe damage
3.5.16
4.7.18
Contact separating forces
3.5.21
4.7.24
Contact pin strength
3.5.17
4.7.20
Industrial gas
1/
For salt spray test, 10 sets of contacts shall be unwired and unmated, and 10 sets shall be
in accordance with figure 4.
4.4.4 Verification of qualification. To retain qualification, the contractor shall verify in coordination with the qualifying activity the
capability of manufacturing products, which meet the performance requirements of this specification. Refer to the qualifying activity
at any time that the inspection data indicates failure of the qualified product to meet the performance requirements of this
specification.
4.5 Quality conformance inspection.
4.5.1 Inspection of product for delivery. Inspection of product for delivery shall consist of group A.
4.5.1.1 Inspection lot. An inspection lot shall consist of all the connectors of the same PIN, produced under essentially the same
conditions, and offered for inspection at one time.
4.5.1.1.1 Sample size, contact measurements. A total of 13 contact positions shall be measured per sample in each subgroup.
For connectors with 13 or less contacts, all positions shall be measured. This shall apply to the requirements as specified in 4.7.2,
4.7.5, 4.7.14, and 4.7.16.
4.5.1.2 Group A inspection. Group A inspection shall consist of the examination and tests specified in table XI, in the order
shown.
TABLE XI. Group A inspection.
Inspection
Requirement
Test
paragraph
paragraph
4.7.2
Examination of product
3.3, 3.4, 3.6,
and 3.7
4.7.5
3.5.3
Dielectric withstanding voltage
3.5.16
4.7.18
Contact separating force (contacts)
4.5.1.2.1 Sampling plan. Statistical sampling and inspection for the samples submitted for group A inspection shall be on a
lot by lot basis with sample sizes as listed in table XII. Any occurrence of a failure shall be considered as failure of the lot.
17
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business