Impulse Class Archive

H-Class Motors

The H-Class designation encompasses solid rocket motors with a total impulse range standard to this class. We currently track 111 certified H-Class motors across 12 manufacturers, featuring an average burn time of 1.94 seconds.

Total Motors
111
Manufacturers
12
Avg Burn Time
1.94 s

H550ST

AeroTech

H
dual-peak
Total: 320 Ns
Ø 38mm

H268R

AeroTech

H
regressive
Total: 320 Ns
Ø 29mm

HP-H45W

AeroTech

H
regressive
Total: 320 Ns
Ø 38mm

H999N

AeroTech

H
dual-peak
Total: 320 Ns
Ø 38mm

H170M

AeroTech

H
dual-peak
Total: 320 Ns
Ø 38mm

320H565-14A

Cesaroni

H
dual-peak
Total: 320 Ns
Ø 38mm

H500-LW

Loki

H
neutral
Total: 317 Ns
Ø 38mm

315H255-14A

Cesaroni

H
neutral
Total: 315 Ns
Ø 29mm

H186RT

Gorilla

H
neutral
Total: 312 Ns
Ø 38mm

HP-H550ST

AeroTech

H
dual-peak
Total: 312 Ns
Ø 38mm

312H160-12A

Cesaroni

H
neutral
Total: 312 Ns
Ø 29mm

311H233-14A

Cesaroni

H
dual-peak
Total: 312 Ns
Ø 29mm

305H226-14A

Cesaroni

H
neutral
Total: 305 Ns
Ø 29mm

H340-SP

Contrail

H
regressive
Total: 305 Ns
Ø 38mm

H125W

AeroTech

H
regressive
Total: 299 Ns
Ø 29mm

298H159-15A

Cesaroni

H
dual-peak
Total: 298 Ns
Ø 29mm

H470F

Kosdon

H
No Curve Data
Total: 294 Ns
Ø 24mm

H275

Ellis

H
regressive
Total: 294 Ns
Ø 29mm

H277-HP

Contrail

H
regressive
Total: 292 Ns
Ø 38mm

H45W

AeroTech

H
regressive
Total: 289 Ns
Ø 38mm

287H340-14A

Cesaroni

H
dual-peak
Total: 287 Ns
Ø 29mm

286H100-15A

Cesaroni

H
dual-peak
Total: 286 Ns
Ø 38mm

266H125-12A

Cesaroni

H
dual-peak
Total: 286 Ns
Ø 38mm

H178DM

AeroTech

H
dual-peak
Total: 283 Ns
Ø 38mm

282H399-12A

Cesaroni

H
dual-peak
Total: 282 Ns
Ø 29mm

276H152-15A

Cesaroni

H
regressive
Total: 276 Ns
Ø 38mm

273H225-14A

Cesaroni

H
dual-peak
Total: 273 Ns
Ø 38mm

269H110-14A

Cesaroni

H
dual-peak
Total: 269 Ns
Ø 38mm

268H140-11A

Cesaroni

H
neutral
Total: 268 Ns
Ø 29mm

H255F

Kosdon

H
No Curve Data
Total: 266 Ns
Ø 29mm

246H100-P

WCH

H
regressive
Total: 266 Ns
Ø 38mm

H50

Ellis

H
regressive
Total: 264 Ns
Ø 29mm

H248-PVC

Contrail

H
neutral
Total: 262 Ns
Ø 38mm

H112J

AeroTech

H
dual-peak
Total: 261 Ns
Ø 38mm

261H200-14A

Cesaroni

H
neutral
Total: 261 Ns
Ø 29mm

261H120-14A

Cesaroni

H
dual-peak
Total: 261 Ns
Ø 38mm

260H194-14A

Cesaroni

H
dual-peak
Total: 260 Ns
Ø 29mm

H160-LB

Loki

H
neutral
Total: 260 Ns
Ø 38mm

H365F

Kosdon

H
No Curve Data
Total: 259 Ns
Ø 24mm

H153

Cesaroni

H
dual-peak
Total: 258 Ns
Ø 38mm

258H180-14A

Cesaroni

H
dual-peak
Total: 258 Ns
Ø 29mm

255H400-13A

Cesaroni

H
dual-peak
Total: 255 Ns
Ø 38mm

253H295-13A

Cesaroni

H
dual-peak
Total: 253 Ns
Ø 29mm

H48

Ellis

H
regressive
Total: 249 Ns
Ø 38mm

H200S

Kosdon

H
No Curve Data
Total: 247 Ns
Ø 24mm

H141-PVC

Contrail

H
regressive
Total: 247 Ns
Ø 38mm

247H143-13A

Cesaroni

H
neutral
Total: 247 Ns
Ø 38mm

H130W

KBA

H
regressive
Total: 246 Ns
Ø 29mm

H225R

KBA

H
dual-peak
Total: 241 Ns
Ø 29mm

H14ST

AeroTech

H
regressive
Total: 240 Ns
Ø 29mm

H125-CT

Loki

H
neutral
Total: 240 Ns
Ø 38mm

H144-LW

Loki

H
regressive
Total: 239 Ns
Ø 38mm

240NS-H70

PP

H
regressive
Total: 237 Ns
Ø 38mm

HP-H195NT

AeroTech

H
dual-peak
Total: 236 Ns
Ø 29mm

H90-LR

Loki

H
neutral
Total: 234 Ns
Ø 38mm

234H53-12A

Cesaroni

H
regressive
Total: 234 Ns
Ø 29mm

H219T

AeroTech

H
dual-peak
Total: 233 Ns
Ø 38mm

H169WS-13

AeroTech

H
neutral
Total: 233 Ns
Ø 29mm

232H123-14A

Cesaroni

H
dual-peak
Total: 232 Ns
Ø 38mm

H242T

AeroTech

H
regressive
Total: 232 Ns
Ø 38mm
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