Sikorsky S-61N

28 Apr 2026 · © Rum

A pair of classic Sikorsky S-61N heavy helicopters at a general aviation airport ramp, used for aerial work and charters.

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Aircraft

S-61N S61

Civillian white and blue, likely Helinet Aviation

N511AH, N528RH

Registration

Airline

Helinet Aviation Services (likely, based on tail markings)

Manufacturer

Sikorsky

Gear

iPhone 17 Pro Max

Achievements

Heli Hero, Rare Bird, Vintage Voyager, Airport Explorer

4 badges earned

Location

Fairplex Dr.

Brackett Field · POC/KPOC

34.0899, -117.7740

Open map

Brackett Field POC

Airport

Insights

Aviation History

The Sikorsky S-61N is a civil variant of the venerable S-61/H-3 Sea King, extensively used for offshore, aerial crane, firefighting, and paramedic operations.

Fleet Rarity

Rare: Only a handful of S-61Ns remain in regular service worldwide, mostly with specialist operators.

Safety & Events

S-61s have a long service history and are known for their role in North Sea oil transport and search-and-rescue. They have also been used in notable firefighting operations.

Future Outlook

This model is likely near retirement, often replaced by modern types; some are kept for heavy-lift roles.

Specifications

Rolls-Royce Gnome H1400-1T (or equivalent, depending on variant)

Engine

20.2 m

Length

1,000 km

Range

220 km/h

Speed

30 passengers or equivalent cargo

Capacity

9,299 kg

MTOW

4.9 m

Height