The Sikorsky H-34 (ICAO type S58P) is an aircraft of United States origin. It has a maximum take-off weight of 6,300 kg. It offers a maximum range of 240 nm, a cruise speed of 87 knots, a service ceiling of 12,000 ft and seating for up to 20 across its variants.
Sikorsky H-34

Fleet & certification
- Built
- 6
- Active
- 6
- Origin
- United States
Per-variant specifications
| Variant | Engine | MTOW | Range | Cruise | Pax |
|---|---|---|---|---|---|
| CH-34A CH-34A | — | — | — | — | — |
| CH-34C CH-34C | — | 6,300 kg | 240 nm | 87 kt | 20 |
| H-34A H-34A | — | — | — | — | — |
| HH-34J HH-34J | — | — | — | — | — |
| HSS-1/UH-34D HSS-1/UH-34D | — | — | — | — | — |
| HSS-1N/UH-34J HSS-1N/UH-34J | — | — | — | — | — |
| SH-34J SH-34J | — | — | — | — | — |
| UH-34D UH-34D | — | 6,300 kg | 240 nm | 87 kt | 20 |
| UH-34D (HUS-1) UH-34D (HUS-1) | — | — | — | — | — |
| UH-34E (HUS-1A) UH-34E (HUS-1A) | — | — | — | — | — |
The FAA paperwork
TCDS H15WE · Rev 4
The FAA-issued Type Certificate for this model is on file (TCDS H15WE), but we haven't yet extracted the structured spec values.
Read the TCDS (PDF) →Where to look next
What is the range of the Sikorsky H-34?
The Sikorsky H-34 has a maximum range of 240 nautical miles across variants.
How many people can the Sikorsky H-34 carry?
The Sikorsky H-34 seats up to 20 across its variants.
What is the MTOW of the Sikorsky H-34?
The Sikorsky H-34's maximum take-off weight is 6,300 kg.
What is the ICAO type designator for the Sikorsky H-34?
The Sikorsky H-34's ICAO type designator is S58P.
How many Sikorsky H-34 aircraft are registered worldwide?
Sprinkle tracks 6 registered Sikorsky H-34 airframes worldwide.
Registered H-34 aircraft
Individual H-34 airframes by tail number — registration history, operator and lineage.