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|  MIL-C-48550(AR)
"TABLE I. - KNOB LOCKS
TORQUE TO SECURE
(INCH POUNDS )
LOCK CONTROL
TEST VALUE
Rotate collimator on tripod
25
50
inch pounds of torque
Cross level the collimator
25
50
inch pounds of torque
10
foot pounds of torque
25
Elevate the collimator
40
pounds of force
Telescope of tripod legs
25
3.4.4.7 Telescope alignement. -With the lock released the minimum
torque required to rotate the scope to center the level vial shall
not be less than eight inch pounds and the maximum torque required
shall not exceed 22 inch pounds when checked at standard ambient "
temperature. The maximum torque shall not exceed 35 inch pounds
when checked at extreme temperature of 3.4.1.2.
3.4.4.8 Azimuth fine adjustment. - The torque required to operate
the azimuth fine adjustment knob shall not exceed five inch pounds
when checked at standard ambient temperatures and shall not exceed
10 inch pounds when exposed to and checked at extreme temperatures
of 3.4.1.2.
With the azimuth fine adjustment knob at its extreme travel
position (both in and out), the adjustment assembly shall withstand
a torque load of 25 to 30 inch pounds, without stripping the threads
within the adjustment assembly when checked at standard ambient
temperature of 3.4.1.2.
3.4.4.9 Fastening devices. - Catches and similar fastening devices
used to secure the cover shall function without interference; and,
when secured, shall securely fasten the cover to the base.
3.4.4.10 Carrying handle. - The carrying handle shall be securely
attached, and ShOW no evidence of looseness of assembly.
3.4.4.11 Strap security. - The strap shall be subjected to a direct
pull of 25 pounds at 90 degrees to the securing surface, the strap
shall remain secure, the rivets firm, and the-cover shall subse-
quently meet the requirements of 3.4.1.4.
3.4.4.1.2 Gasket. - The rubber gasket at the base of the cover assembly
shall be securely attached and show no gap where ends meet.
4.
QUALITY ASSURANCE PROVISIONS
4.1 Responsibility for inspection. - Unless otherwise specified in
the cotract or purchase order, the supplier is responsible for the
performance of all inspection requirements as-specified herein. Ex-
cept as otherwise specified, the supplier may utilize his own facilit-
ies or any other facilities suitable for the performance of the inspect-
ion requirements specified herein, unless disapproved by the Govern-
ment. The Government reserves the right to perform any of the
inspections set forth in the specification where such inspections are
deemed necessary to assure supplies and services conform to per-
scribed requirements.
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