General Dynamics Space System Division

 LV-3 Agena A LV-3 Agena B SLV-3 Agena D SLV-3A Agena D

Overall
Vehicle

 Operational from 26.02.1960 12.07.1961 14.08.1964 06.08.1968
  to 31.01.1961 21.03.1965 05.11.1967 08.04.1978
Orbital flights   4 28 53 11
Payload weight t LEO 1.86 LEO 2.30 LEO 2.50 LEO 3.90
Gross liftoff weight t 126.00 129.85 130.10 158.00
Gross propellant weight t 117.66 120.69 121.66 145.10
Total length m 28.27 32.47 33.89 40.48
Max. diameter (span) m 4.88 4.88 4.88 4.88
Total liftoff thrust (s.l.) kN 1,596 1,596 1,730 1,924
Total impulse (vac) MN*s 336.2 344.8 354.3 421.4

Fairing

 Total length m ....1.52.... ....4.27.... ....5.69..... 8.93
Diameter m 1.52 1.58/1.65 1.58/1.65 1.58
Total weight t 0.15 0.18 0.205 0.40
Stage 2

Name

   Agena A (Hustler) Agena B Agena D Agena D
  Length m 5.62 (4.48) 7.07 (5.93) 7.07 (5.93) 7.07 (5.93)
Diameter m 1.52 1.52 1.52 1.52
Liftoff weight t 3.790 7.170 8.060 8.060
Propellant weight t 2.905 5.932 6.821 6.821
Engines   Bell 8048 Bell 8081 Bell 8096 Bell 8096
Propellant  

UDMH/RFNA

 UDMH/RFNA UDMH/RFNA UDMH/RFNA
Total thrust (vac) kN 68.9 71.2 75.6 75.6
Specific impulse (vac) N*s/kg 2844 2844 2942 2942
Burn time s 120 237 265 265
Total impulse (vac) MN*s 8.3 16.9 20.1 20.1

Stage 1

 Name   LV-3 LV-3 SLV-3 SLV-3A
  Length m 21.13 21.13 21.13 24.48
Diameter m 3.05 3.05 3.05 3.05
Liftoff weight t 120.20 120.20 120.30 145.60
Propellant weight t 114.76 114.76 114.84 138.28
Engines   LR-105-NA-5 LR-105-NA-5 LR-105-NA-6 LR-105-NA-7
Propellant   Kerosene/LOX Kerosene/LOX Kerosene/LOX Kerosene/LOX
Total thrust (s.l.) kN 253 + 9 253 + 9 253 + 9 269 + 9
Specific impulse (s.l.) N*s/kg 2108 2108 2108 2161
Burn time s 325 325 332 195
Total impulse (vac) MN*s 121.7 121.7 125.2 76.5

Stage 0

 Name   Rock. MA-2 Rock. MA-2 Rock. MA-3 Rock. MA-5
  Length m 4.50 4.50 4.50 4.50
Diameter m 4.88 4.88 4.88 4.88
Liftoff weight t - - - -
Propellant weight t - - - -
Engines  2 LR-89-NA-5 LR-89-NA-5 LR-89-NA-6 LR-89-NA-7
Propellant   Kerosene/LOX Kerosene/LOX Kerosene/LOX Kerosene/ LOX
Total thrust (s.l.) kN 1,334 1,334 1,468 1,646
Specific impulse (s.l.) N*s/kg 2432 2432 2510 2530
Burn time s 136 136 126 174
Total impulse (vac) MN*s 206.2 206.2 209.0 324.8