MIL-DTL-70526B (AR)
4.3 Conformance inspection.
4.3.1 Lot formation. Lot numbering shall be in accordance
with MIL-STD-1168. Lot formation shall be in accordance with lot
formation requirement of MIL-STD-1916. In addition, each
inspection lot of the M927/M913 Delay Assembly shall contain:
a. Inert parts from one interfix lot number from one
manufacturer.
b. Flash composition from not more than one raw material
constituent ingredient lot.
c. Delay composition from not more than one inspection lot.
d. Igniter composition from not more than one raw material
constituent ingredient lot.
e. Boron Potassium Nitrate pellets from not more than one
interfix lot number from one manufacturer.
4.3.1.1 Delay composition lot. A delay composition lot (see
6.22) may be formed by any of the following methods:
a. Blending two or more batches of delay powder together to
form a delay composition lot.
b. Designating a batch of delay powder or delay pellets as
delay composition lot. Once samples are selected from the batch
or delay composition lot, the batch or lot shall not be
subsequently blended.
4.3.2 Classification of characteristics.
a. Sampling requirements. Inspection sampling requirements
for critical, major and minor characteristics are defined in MIL-
STD-1916. Unless specified otherwise, Inspection Level IV shall
be used for all characteristics defined as Majors and Inspection
Level II for all Minor characteristics; Critical characteristics
shall be addressed in accordance with MIL-STD-1916.
b. Conformance inspection. Conformance inspection shall be
performed in accordance with paragraph 4.3.2.1 through 4.3.2.7.
For all conformance inspections the same sample specimen may be
used for all non-destructive examinations or tests.
c. Alternative Inspections. Alternative conformance
inspections may be submitted and approved in accordance with MIL-
STD-1916. See 6.7.
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