Optical Element Cell

Features

Specifications

• Thread Pitch Diameters:
  +1.2747/+1.2786 inches and +3.3597/+3.3657 inches and +3.1797/+3.1855 inches and +1.1797/+1.1848 inches
• Thread Direction:
  Right-hand
• Thread Length:
  0.253 inches and 0.185 inches and 0.150 inches and 0.149 inches
• Thread Size:
  1 3/10-32 and 3 19/50-32 and 3 1/5-32 and 1 1/5-32
• Overall Diameter:
  Between 3.480 inches and 3.520 inches
• Screw Thread Series Designator:
  Uns
• Thread Location:
  External and internal and internal and internal
• Eccentric Construction:
  Not provided
• Chamfer Location:
  Smaller diameter end
• Chamfer Size:
  0.030 in. By 45 deg
• Material:
  Aluminum alloy, qq-a-601, alloy 356, t6
• Surface Treatment:
  Painted
• Fsc Application Data:
  Night vision equip., emitted and relfected radiation
• Federal Supply Class (fsc):
  Night vision equipment, emitted and reflected radiation
• National Stock Number (nsn):
  5855-01-276-4495
• Special Features:
  Two holes 0.435 to 0.439 in. Diameter at 90 degrees apart along circ