MIL-PRF-29504/4D
TABLE III. Qualification inspections
Test procedure
Sample size
Un-terminated termini
1/
Size
Weight
Identification markings
Workmanship
Circular run-out
Terminus retention
Terminus cleaning
Termini as part of single fiber cable
2/
Cable pullout force
Salt spray
Termini in a multiple termini connector
3/
Group 1
4/
Interoperability
5/
Optical
Insertion loss (initial)
Return loss (single mode only)
Group 2
6/
Mating durability
Terminus cleaning
Return loss (single mode only)
Mechanical tests
Shock
Vibration
Insertion loss (verification)
Return loss (single mode only)
Group 3
6/
Environmental tests
Thermal shock
Temperature life
Insertion loss (verification)
Return loss (single mode only)
1/ Sample size shall be sufficient to ensure quantity of termini for inspections
as part of a single fiber cable and inspections as an integral part of a
multiple fiber connector.
2/ A minimum sample size of 16 pin termini shall be used.
3/ Six (6) test samples (mated connector assemblies, fully populated with
termini, consisting of MIL-DTL-38999 shell size 17 series III connectors with
inserts containing 8 cavities) shall be used in accordance with test sample
configuration in NAVSEA Drawing 8283255.
4/ Four (4) test samples from those in 3/ shall be used for group I inspections
except for interoperability.
5/ Two (2) separately designated test samples (instead of 3/) shall be used for
interoperability testing in accordance with NAVSEA drawing 8283255.
6/ Two (2) sets of test samples from group I (see 4/) shall be used for groups II
and III testing.
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