MIL-DTL-48550A
4.1 Classification of inspection. The inspection requirements specified herein are
classified as follows:
a. First article inspection (see 4.2)
b. Conformance inspection (see 4.3)
4.2 First article. When specified, a sample shall be subjected to first article
verification in accordance with Table III.
TABLE III. First article inspection criteria.
Requirement
Verification
Examination or Test
Paragraph
Paragraph
Collimator
3.3
4.3.2.1
Storage temperature
3.4.1
4.4.1
Operating temperature
3.4.2
4.4.2
Vibration
3.4.3
4.4.3
Rain
3.4.4
4.4.4
Sealing
3.5
4.5
Reticle lean
3.6.1
4.6.1
Reticle accuracy
3.6.2
4.6.2
Parallax
3.6.3
4.6.3
Cleanliness
3.6.4
4.6.4
Reticle illumination
3.6.5
4.6.5
Collimated light output
3.6.6
4.6.6
Elevation travel
3.7.1
4.7.1
Azimuth travel
3.7.2
4.7.2
Open sight
3.7.3
4.7.3
Operability
3.7.4
4.7.4
Knob travel
3.7.5
4.7.5
Knob locks
3.7.6
4.7.6
Telescope alignment
3.7.7
4.7.7
Azimuth fine adjustment
3.7.8
4.7.8
Fastening devices
3.7.9
4.7.9
Carrying handle
3.7.10
4.7.10
Strap security
3.7.11
4.7.11
Gasket
3.7.12
4.7.12
Workmanship
3.8
4.8
4.2.1 First article quantity. First article inspections shall be performed on three (3)
complete units.
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