Impulse Class Archive
K-Class Motors
The K-Class designation encompasses solid rocket motors with a total impulse range standard to this class. We currently track 168 certified K-Class motors across 13 manufacturers, featuring an average burn time of 3.57 seconds.
Total Motors
168
Manufacturers
13
Avg Burn Time
3.57 s
K1400F
KBA
K
No Curve Data
Total: 2640 Ns
Ø 54mm
K1000S
KBA
K
No Curve Data
Total: 2593 Ns
Ø 54mm
2551K1130-P
AMW
K
regressive
Total: 2551 Ns
Ø 54mm
2546K300-P
Cesaroni
K
regressive
Total: 2546 Ns
Ø 54mm
K1999N
AeroTech
K
dual-peak
Total: 2540 Ns
Ø 98mm
K1050W-SU
AeroTech
K
neutral
Total: 2530 Ns
Ø 54mm
K350-LW
Loki
K
regressive
Total: 2527 Ns
Ø 54mm
K777F
Kosdon
K
No Curve Data
Total: 2525 Ns
Ø 76mm
K1000T
AeroTech
K
dual-peak
Total: 2512 Ns
Ø 75mm
WT-75-2500
AMW
K
dual-peak
Total: 2499 Ns
Ø 75mm
2493K575-P
Cesaroni
K
neutral
Total: 2493 Ns
Ø 75mm
2486K510-P
Cesaroni
K
regressive
Total: 2486 Ns
Ø 75mm
K750W
KBA
K
regressive
Total: 2468 Ns
Ø 54mm
K458W
AeroTech
K
neutral
Total: 2465 Ns
Ø 98mm
K1185GT
Gorilla
K
neutral
Total: 2460 Ns
Ø 54mm
WT-54-2550
AMW
K
dual-peak
Total: 2454 Ns
Ø 54mm
K470WC
Gorilla
K
dual-peak
Total: 2450 Ns
Ø 54mm
K1800ST-P
AeroTech
K
dual-peak
Total: 2444 Ns
Ø 75mm
K404-SP
Contrail
K
regressive
Total: 2441 Ns
Ø 75mm
2440K1620-P
Cesaroni
K
dual-peak
Total: 2440 Ns
Ø 98mm
2437K660-17A
Cesaroni
K
regressive
Total: 2437 Ns
Ø 54mm
K475
Ellis
K
regressive
Total: 2435 Ns
Ø 54mm
2430K661-P
Cesaroni
K
dual-peak
Total: 2430 Ns
Ø 75mm
K1050W
AeroTech
K
regressive
Total: 2426 Ns
Ø 54mm
K1750R
KBA
K
dual-peak
Total: 2423 Ns
Ø 54mm
K410S
Kosdon
K
No Curve Data
Total: 2420 Ns
Ø 76mm
K560W
AeroTech
K
neutral
Total: 2417 Ns
Ø 75mm
K1075RT
Gorilla
K
neutral
Total: 2413 Ns
Ø 54mm
2412K1085-P
Cesaroni
K
dual-peak
Total: 2412 Ns
Ø 75mm
RR-75-2500
AMW
K
neutral
Total: 2410 Ns
Ø 75mm
2406K555-P
Cesaroni
K
dual-peak
Total: 2406 Ns
Ø 75mm
K650T
AeroTech
K
neutral
Total: 2406 Ns
Ø 98mm
K888-BM
Contrail
K
regressive
Total: 2400 Ns
Ø 76mm
2398K590-15A
Cesaroni
K
regressive
Total: 2398 Ns
Ø 54mm
GG-54-2550
AMW
K
dual-peak
Total: 2392 Ns
Ø 54mm
2383K820-17A
Cesaroni
K
regressive
Total: 2383 Ns
Ø 54mm
2377K711-18A
Cesaroni
K
regressive
Total: 2377 Ns
Ø 54mm
2372K1440-17A
Cesaroni
K
regressive
Total: 2372 Ns
Ø 54mm
K780R
AeroTech
K
dual-peak
Total: 2371 Ns
Ø 75mm
K670WC
Gorilla
K
No Curve Data
Total: 2365 Ns
Ø 75mm
K680R
AeroTech
K
neutral
Total: 2358 Ns
Ø 98mm
K250W
AeroTech
K
regressive
Total: 2353 Ns
Ø 54mm
2352K750-18A
Cesaroni
K
neutral
Total: 2353 Ns
Ø 54mm
2330K2000-P
Cesaroni
K
dual-peak
Total: 2330 Ns
Ø 75mm
K455NW-17
AeroTech
K
neutral
Total: 2328 Ns
Ø 54mm
2304K815-P
Cesaroni
K
neutral
Total: 2304 Ns
Ø 54mm
K830-SF
Loki
K
progressive
Total: 2287 Ns
Ø 54mm
2285K260-P
Cesaroni
K
regressive
Total: 2285 Ns
Ø 54mm
K480W
AeroTech
K
regressive
Total: 2273 Ns
Ø 54mm
K700W
AeroTech
K
regressive
Total: 2261 Ns
Ø 54mm
2245K1075-P
AMW
K
dual-peak
Total: 2245 Ns
Ø 54mm
K375NW
AeroTech
K
dual-peak
Total: 2228 Ns
Ø 54mm
K1275R
AeroTech
K
regressive
Total: 2225 Ns
Ø 54mm
K600TR-P
RATT
K
neutral
Total: 2170 Ns
Ø 64mm
2130K600-17A
Cesaroni
K
dual-peak
Total: 2130 Ns
Ø 54mm
K980BL
Gorilla
K
dual-peak
Total: 2123 Ns
Ø 54mm
SK-54-2550
AMW
K
regressive
Total: 2120 Ns
Ø 54mm
K828FJ
AeroTech
K
regressive
Total: 2120 Ns
Ø 54mm
2108K780-15A
Cesaroni
K
dual-peak
Total: 2108 Ns
Ø 54mm
K543-BS
Contrail
K
neutral
Total: 2096 Ns
Ø 76mm