MIL-DTL-85052B
3.3 Materials. Clamp band material and cushion material shall be as specified on the
applicable specification sheet.
3.3.1 Recycled, recovered, or environmentally preferable materials. Recycled,
recovered, or environmentally preferable materials should be used to the maximum extent
possible, provided that the material meets or exceeds the operational and maintenance
requirements, and promotes economically advantageous life cycle costs.
3.3.2 Hazardous substances and ozone depleting chemicals. The UV exposure and
ozone resistance test (see 4.4.4.3) may contain hazardous chemicals. It shall be handled in
accordance with Federal regulations and guidelines to perform those tests. For further
information about toxic chemicals and hazardous materials list, consult the Environmental
Protection Agency web database at www.epa.gov/ebtpages/pollutants.html.
3.4 Design and construction. The design and construction of the clamp shall be as
specified herein and in accordance with the applicable specification sheet.
3.4.1 Dimensions and tolerances. Dimensions and tolerances shall be as specified on the
applicable specification sheet.
3.5 Performance. Clamp cushions, clamp bands, and clamp assemblies shall conform to
the requirements of this specification and the applicable specification sheet when subjected to the
applicable tests specified in this specification and the applicable specification sheet.
3.5.1 Clamp cushion performance.
3.5.1.1 Physical properties. The cushion material shall meet the physical property
requirements specified in table II of the applicable specification sheet and 4.4.3.1 herein.
3.5.1.2 Compression set. The average compression set value of three cushion material
specimens shall be not greater than the value specified in the applicable specification sheet and
4.4.3.2 herein.
3.5.1.3 Flammability. The requirements shall be as specified in the applicable
specification sheet. The cushion material shall be tested for flammability in accordance with the
applicable specification sheet and 4.4.3.3 herein.
3.5.1.4 Titanium compatibility. There shall be no evidence of cracking or pitting of the
titanium tube specimen observed with a 5-10 power magnifying glass when the clamp assembly
is tested in accordance with the titanium compatibility test as specified in 4.4.3.4.
3.5.1.5 Color coding. The cushion material shall be color coded in accordance with
SAE-ARP1527 as specified on the applicable specification sheet.
3.5.2 Clamp band performance.
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