le - 5 

Statements about this table:
the le - 5 model that have an le - 5a rating of 130 be expansion ratio
the le - 5 gas generator have a 5.5 mixture ratio , a 140 expansion ratio , and a chamber pressure of 3.98 (577)
le - 5 model
le - 5
le - 5a
le - 5b
le - 5b - 2
operational cycle
gas generator
expander bleed (nozzle / chamber)
expander bleed (chamber)
expander bleed (chamber)
rated thrust
102.9 (23100)
121.5 (27300)
137.2 (30800)
144.9 (32500)
mixture ratio
5.5
5
5
5
expansion ratio
140
130
110
110
le - 5 model
le - 5
le - 5a
le - 5b
le - 5b - 2
specific impulse (isp)
450
452
447
447
chamber pressure
3.65 (529)
3.98 (577)
3.58 (519)
3.78 (548)
lh2 rotational speed
50000
51000
52000
53504
lox rotational speed
16000
17000
18000
18560
le - 5 model
le - 5
le - 5a
le - 5b
le - 5b - 2
length
2.68 (8.84)
2.69 (8.88)
2.79 (9.21)
2.79 (9.21)
weight
255 (562)
248 (547)
285 (628)
290 (639)
throttleable down to
no
no
60%
60%