SRB-A
IHI Aerospace's high-pressure solid rocket booster for the now-retired H-IIA and H-IIB launch vehicles.
Identity
- Domains
- spaceflight
- Identity Level
- model
- Kind
- solid-rocket-motor
- Name
- SRB-A
- Status
- retired
Details
- Description
- IHI Aerospace's high-pressure solid rocket booster for the now-retired H-IIA and H-IIB launch vehicles.
- Developers
- Manufacturers
- Rocket Specs
- Burn Time S
- 116
- Vacuum Specific Impulse S
- 283.6
- Vacuum Thrust Kn
- 1,765
Links
Assets & Meta
- Creation Time
- July 29, 2026 at 11:14:05 UTC
- Updated Time
- July 29, 2026 at 11:14:05 UTC
Other
- Sources
- Accessed Date
- 2026-07-29
- Note
- Supports the legacy vehicle installation and the narrow canonical identity used for migration.
- Publisher
- Official vehicle or program source
- Title
- H-IIB Launch Vehicle official vehicle reference
- Accessed Date
- 2026-07-29
- Publisher
- IHI Corporation
- Title
- Development of Internationally Competitive Solid Rocket Booster
- Accessed Date
- 2026-07-29
- Publisher
- IHI Aerospace Co., Ltd.
- Title
- H-IIA and H-IIB Launch Systems
- Accessed Date
- 2026-07-29
- Publisher
- IHI Aerospace Co., Ltd.
- Title
- Launch of H-IIA Launch Vehicle No. 50