Mechanical Failure Rates for Non-Electronic Reliability
253
Table D.7 continued
ENV
Failure rate (failures per million hours)
80%
Failure
80%
2L
rate
2u
Bound
Estimate
Bound
Motor generator set
/DC
NS
8.518
Motor generator set
/General
AUF
22.261
Motor, Electric
/ > 1 Horse power,
AC
GF
0.550
Motor, Electric
/ > 10 Horse power,
AC
GF
2.480
Motor Electric
/DC
NS
14.110
Motor, Electric
/DC (4 horsepower)
GB
0.0
Motor, Electric
/Hydraulic, DC
GF
2.480
Motor, Electric
/Servo, DC
GF
7.183
Motor, Electric
/Stepper
AUF
6.219
O-Ring
/General
AUT
15.823
Particle separator
/General
ARW
858.023
Pitch horn
/General
ARW
383.404
Plotter
/ Electromechanical
NS
4.816
Power circuit breaker /Current & voltage
trip
GF
7.363
Power circuit breaker
/Current trip
NS
1.819
Power switch gear
/General
GM
0.734
Precipitator
/ Electrostatic
NS
184.230
Prism
/ Optical
AUT
0.0
Identification Number 150
38.168
114.303
Identification Number 151
25.384
28.964
Identification Number 152
1.333
2.853
Identification Number 153
11.111
33.275
Identification Number 154
18.510
24.225
Identification Number 155
0.000
83.323
Identification Number 156
11.111
33.275
Identification Number 157
10.058
13.991
Identification Number 158
7.986
10.240
Identification Number 159
17.629
19.354
Identification Number 160
921.859
990.418
Identification Number 161
437.178
498.245
Identification Number 162
6.909
9.829
Identification Number 163
9.930
13.340
Identification Number 164
2.796
4.230
Identification Number 165
3.288
9.846
Identification Number 166
360.057
661.965
Identification Number 167
0.000
10.966