I Motor Thrust to Weight Ratios

Motors G HI JK LM
I Motor Thrust to Weight Ratios
Motor Type Mfg. Max. Weight LBS

(5:1)

Max. Weight GRAMS (5:1) Initial Thrust (lbs.) Average Thrust (lbs.)
I65W-P Aerotech 3.68 1,669 30 18.4
I80 (h) RATT Works 3.48 1,579 36 17.4
I90L (h) RATT Works 3.4 1,542 39 17
I132W Aerotech 5.64 2,558 60 28.2
I120-P (r) (n) Kosden 5.46 2,477 27.3
I130-5 (r) (n) Kosden 5.92 2,685 29.6
I145 (r) (n) Kosden 6.54 2,967 32.7
I150 (r) (n) Kosden 6.6 2,994 33
I150-P (r) Ellis Mnt 6.52 2,957 37 32.6
I154J (r) Aerotech 5.1 2,313 36 25.5
I160-P (r) Ellis Mnt 7.22 3,275 45 36.1
I161W (r) Aerotech 7.18 3,257 55 35.9
I170 (r) (n) Kosden 7.64 3,466 38.2
I170 (r) Cesaroni 8.98 4,073 54 44.9
I195J Aerotech 9.44 4,282 80 47.2
I200W (r) Aerotech 9.52 4,318 70 47.6
I211W (r) Aerotech 9.52 4,318 70 47.6
I220 (r) Kosden 9.6 4,355 48
I230-P Ellis Mnt 10.2 4,627 75 51
I240 (r) Cesaroni 12.26 5,561 85 61.3
I255 (r) Kosden 11.24 5,098 56.2
I284W (r) Aerotech 17.14 7,775 110 85.7
I300 (r)* Aerotech 15.1 6,849 65 75.5
I300 (r) Kosden 15.1 6,849 65 75.5
I310 (h) Hypertek 14.3 6,486 125 71.5
I357T (r) Aerotech 11.82 5,362 80 59.1
I370 (r) Kos/Aero 16.68 7,566 121 83.4
I385 (r) Kosden 18.54 8,410 92.7
I420 (r) Kosden 19.06 8,646 100 95.3
I435T (r) Aerotech 21.16 9,598 190 105.8
I560 (r) Kosden 25.8 11,703 125 129

* Estimated Performance; inadequate data available

(r) indicates reloadable motor

(h) indicates hybrid motor

(n) indicates NAR

“P” indicates plugged motor

Shaded areas indicate motors are no longer certified by TMT and will not be allowed for launches after 8/31/01.