MIL-STD-1587 Spec. Parts

Mil-std-1587 mil spec single material response overall

Tswivel 90.0 deg w/locking mechanism; materials and finishes,mil-std 1568 or mil-std-1587; no lubrication or magnesium alloys or cadmium or zinc plate is permitted; dissimilar metals shall be protected against galvanic corrosion