MIL-M-45122(Ord)
MIL-C-11796 Corrosion Preventive, Petrolatum, Hot Application
MIL-F-13926 Fire Control Materiel; General Specification Governing
the Manufacture and Inspection of
STANDARD
Military
MIL-STD-105 Sampling Procedures and Tables For Inspection by
Attributes
MIL-STD-129 Marking For Shipment and Storage
DRAWING
Ordnance Corps
90-91-1
Mount, Telescope, M30
(Copies of specifications, standards, and drawings required by contractors
n connection with procurement functions should be obtained from the procuring
activity or as directed by the contracting officer. )
3. REQUIREMENTS
3.1 Applicable requirements.- Applicable requirements and associated
tests common to all fire control instruments as specified in Specification
MIL-F-13926 shall apply insofar as they are applicable.
3.2 Design and fabrication.- Design and fabrication of the telescope
mount shall be in accordance with Ordnance Drawing 90-91-1, Mount, Telescope,
30.
3.3 Materials.- Shall be in accordance with the applicable drawings and
specifications forming part of this specification.
3.4 Vibration.- With the telescope mount mounted in its normal operating
position with all components properly secured as in normal operation, there shall
.have no visible damage or loosening of assembled parts and the mount shall not be
rendered unserviceable as a result of vibration in a vertical plane at a constant
frequency of 30 cycles per second with an amplitute of 1/16 inch (1/8 inch max-
num excursion) for a period of 5 minutes plus or minus 15 seconds. Subsequent
vibration the telescope mount shall meet all other requirements of this speci-
fication.
3.5 With the mount positioned as shown on Drawing 90-91-2 with the mounting
surface of the housing in a vertical plane, the leveling pads of the actuating
m horizontal, and the axis of the telescope socket vertical, the mount shall
et the following requirements:
3.5.1 Elevation level vial.- The elevation bubble shall be central within
e half the amount of space between graduation lines.
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