MIL-P-45651B(MU)
4.3.2 Environmental. Three periscopes
month's production, whichever occurs first.
shall be selected at random as control sam-
The control samples shall meet the following
pies from each 50 produced, or from each
requirements and tests:
Control test
Requirement
Test procedure
304. Storage temperature. . . . . . . . . . . . ..3.4.1 . . . . . . . . . ..4.5.1.1
305. Operating temperatures . . . . . . 3.4.2 . .. . . . . . 4.5.1.2
306. Sealing . . . . . . . . . . . . . . . . . . . 3.7 . . . . . . . . . . 4.5.6
stituted only as provided by "Inspection
4.3.3 Control test failure. Should anyone
Provisions" of Specification MIL-I-45208.
item of a control test sample fail to meet
the specified test requirements, acceptance
4.4.2.2 Contractor design. The contractor
of the product will be suspended by the
shall design and supply inspection equipment
Government until necessary corrections have
compatible with the "Test Methods and Pro-
been made by the contractor and the resub-
cedures" specified in 4.5, and with the
mitted samples have been approved.
"Component Inspection" requirements of
4.4 Inspection equipment. Except as other-
Specification MIL-F-13926. Concept, con-
wise provided for by the contract, the con-
struction, materials, dimensions, and toler-
tractor shall furnish and maintain all
ances used in design of test equipment shall
required measuring and testing equipment
be so selected and controlled as to insure
in accordance with the "Measuring and Test
that the test equipment will permit positive
Equipment" requirement of Specification
rejection of a product which exceeds the
prescribed tolerance limit, and will reliably
MIL-I-45208 and all applicable requirements
specified in Specification MIL-I-45607. The
indicate acceptability of a product which
Government reserves the right to use the
does not exceed 90 percent of the prescribed
test equipment for its own independent in-
tolerance limit. Construction shall be such
spections to the extent that such use will
as to facilitate routine calibration of the
not unduly interfere with the contractor's
equipment.
delivery schedule.
4.4.2.2.1 lnspection equipment design re-
quirements.
4.4.1 Governent furnished inspection
equipment. Where the contract provides for
4.4.2.2.2 Head assemldy.
Government furnished test equipment, care
4.4.2.2.3 Special test equipment to test
and maintenance of test equipment shall be
collimation plumb travel, elevation accuracy,
in accordance with the "Measuring and Test
and alignment (unity power arm). The de-
Equipment" and "Government Furnished
vice shall permit mounting the head assembly
Material" requirements of Specification
with the datum plane X in a vertical plane
MIL-I-45208 and all applicable requirements
within 10 seconds, datum plane Y in a
specified in Specification MIL-I-45607.
horizontal plane within 10 seconds, and side
4.4.2 Contractor furnished inspection
Y of the input coupling 67 degrees 30 min-
equipment.
utes 0 seconds + 10 seconds with respect
4.4.2.1 Government design. All inspection
to datum plane Y. Corresponding mating
equipment required by drawings forming a
locating surfaces of the device shall be in
part of the contract and not provided by the
complete contact with locating surfaces
(datum plane X, datum plane Y, and side Y)
Government shall be supplied by the con-
tractor in accordance with the requirements
of the head assembly,
of 4.4 and the List of Inspection Equipment
4.4.2.2.4 Body assembly.
Numbers, IEL 8289172 for Periscope M31
4.4.2.2.5 Special testing equipment to test
and IEL 10516388 for Periscope M31C, as
collimation setting, reticle shift, backlash,
applicable. Alternate designs may be sub-
6
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