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|  MIL-T-63533(AR)
11830866
Feed System
93.9
With Spring
MS24586-815
23.8
Mechanical Components
11830567
Recoil Adapter
11830565
Slider
189F134
Gun Drive Assembly
MS21250-06004
Bolts (8 used)
3.4.3 Boresight. Boresighting shall be conducted using the
provisions for azimuth and elevation on the UTS and it shall be
performed by 2 persons in 15 minutes or less excluding aircraft
set-up time.
3.4.4 Reliability (first article inspection only). The UTS,
excluding Government furnished guns~ ammunition links and other
hardware; shall have a minimum acceptable
mean-missions-between-failures of not less than 10 missions. A
reliability mission is the expenditure of 750 rounds of 20MM ammo
during a 1.4 hour flight. These requirements shall be
demonstrated to a 95 percent confidence. In order to demonstrate
this requirement, a minimum of 23,000 rounds will have to be fired.
3.4.5 Environmental conditions (first article testing only).
The UTS shall operate and meet the performance requirements of
3.4.1 under any of the environmental conditions, or reasonable
combination of these conditions, as specified below:
3.4.5.1 Natural environment. UTS components shall operate
and withstand storage in the worldwide conditions as listed below:
3.4.5.1.1 Altitude. Operating 0-20,000 feet; nonoperating
and storage 0-50,000 feet.
3.4.5.1.2 Temperature. Operating -65 to +125F, non-
operating, and storage -65 to +160F.
3.4.5.1.3 Humidity. Operating in relative humidity up to 100
percent including conditions where condensation is in the form of
water and frost.
3.4.5.1.4 Salt atmosphere. Operation after being subjected
to MIL-STD-810, Method 509.1 for 48 hours.
3.4.5.1.5 Sand and dust. Operation after being subjected to
MIL-STD-810, Method 510.1 for 6 hours.
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