Mechanical Failure Rates for Non-Electronic Reliability
243
Table D.5 continued
Component or part
Upper extreme Mean tG/10 6 Lower extreme
Indicator, elapsed time
Inductor
Inertial reference package
Integrating hydraulic package
Inverters, 400 cps
O.O1 cycle
0.15 hr
0.02 hr
0.02 hr
0.04 hr
Jack, tip
Joints, mechanical
Joint, rotary
Junction box
1.0 cycle
0.0001 cycle
O. 1 cycle
0.016 hr
0.04 hr
0.0025 cycle
Lamps
0.025 hr
0.02 hr
0.000005 hr
Lines and fittings
0.02 hr
0.007 hr
0.003 hr
Meters, electrical
Meter, relay
Monitor, speed (engine)
Monitor, cosmic-ray
Motors (lub. bearings)
0.02 hr
Motors, blower (lub. bearings)
0.02 hr
Motors, electrical (lub. bearings) 0.2
Motor, electrical, a-c
Motors, electrical, d-c
Motors, electrical, d-c torque
Motor, electrical, d-c
subminiature reversible
Motor, electrical, d~z nonferrous
rotor
Motor, hydraulic
Motors, servo
0.02 hr
Multiplexer
0.0135 hr
20.0 cycles
200.0 cycles
1.0 cycle,
0.009 hr
15.0 cycles
0.01 hr
0.04 hr
0.007 hr
0.007 hr
0.01 hr
0.03 hr
100.0 cycles
200.0 cycles
0.003 hr
0.002 hr
0.01 hr
0.008 hr
0.012 hr
0.005 hr
lO.O cycles
0.002 hr
0.002 hr
O.OO1 hr
0.4 cycle
0.001 hr
Pistons, hydraulic
0.1 cycle
Power unit, electrohydraulic
Potentiometers
0.03 hr
Pump
Pumps, engine-driven
0.005 hr
Pumps, electric-driven
0.001 hr
Pumps, ion
0.2 hr
Pump, pneumatic-driven
Pump, variable-displacement
(hyd.)
0.05 cycle
0.002 hr
0.02 hr
0.005 hr
0.0035 hr
0.0005 hr
0.02 hr
0.003 hr
0.001 hr
0.01 cycle
0.00025 hr
0.002 hr
0.00015 hr
0.002 hr