Collins-class

🇦🇺Australia
Kockums
1996 – Present
Overview
Collins-class
The Collins-class submarines are Australian-built diesel-electric submarines operated by the Royal Australian Navy, designed for long-range patrols and high endurance.
Specifications

General

Crew42
Beam M7.8 m
Length M77.8 m
PropulsionDiesel-electric
Torpedo Tubes6
Diving Depth M300 m
Cruise MissilesUGM-84C Sub-Harpoon
Weapons Capacity22
Speed Submerged Knots20 knots
Displacement Submerged Tons3,407 tons
Research Notes

Australian-built submarine class with Swedish design roots

high

The Collins class is central to Australia's submarine history because it combined Swedish design input with Australian construction and sustainment.

The Collins class is the Royal Australian Navy's diesel-electric submarine class and a major milestone in Australian naval industrial development. The Royal Australian Navy notes that HMAS Collins was the first of six Collins-class submarines to enter service.

Saab describes its role in designing Australia's Collins-class submarines and supporting their life-of-type extension. That Swedish-Australian link is important because the class was not an off-the-shelf purchase; it was an ambitious local build and technology-transfer program.

For HiWars, the Collins page should explain both capability and industrial history. The class shaped Australian undersea operations and also shaped debates about local shipbuilding, sustainment, and future submarine replacement.

Long-range conventional submarine for a continental maritime theater

high

Collins-class value comes from fitting a non-nuclear submarine to Australia's unusually large maritime approaches.

Australia's geography places heavy demands on submarines. A useful Australian conventional submarine needs range, endurance, habitability, sensors, weapons, and sustainment suitable for long distances from major bases.

The Collins class is therefore not just another coastal diesel-electric submarine. It was intended for Australia's regional maritime approaches and intelligence, surveillance, sea-denial, and anti-surface or anti-submarine roles.

The class has also been controversial, with sustainment, availability, and modernization debates forming part of its story. A quality page should present Collins as a real operational asset while acknowledging the difficulty of maintaining a small, complex submarine fleet.

Life-of-type extension and AUKUS transition bridge

high

Collins remains important because Australia needs it to bridge the gap until future nuclear-powered submarines arrive.

The Australian Department of Defence's life-of-type extension material shows that Collins-class sustainment is a current strategic issue. The class must remain useful while Australia transitions toward future submarine plans under AUKUS.

This bridge role is demanding. Submarines age, crews and shipyards must remain proficient, and upgrades need to preserve availability rather than simply add technology.

HiWars should connect Collins records to life-of-type extension, AUKUS transition timelines, sustainment contracts, basing at Fleet Base West, and the broader Australian debate about submarine capability gaps.

Sources & References
UNITS
NameCountryStatusService YearDescription
HMAS Rankin (SSG-78)
🇦🇺Australia
ACTIVE2003 – PresentCollins-class submarine
HMAS Dechaineux (SSG-76)
🇦🇺Australia
ACTIVE2001 – PresentCollins-class submarine
HMAS Sheean (SSG-77)
🇦🇺Australia
ACTIVE2001 – PresentCollins-class submarine
HMAS Waller (SSG-75)
🇦🇺Australia
ACTIVE1999 – PresentCollins-class submarine
HMAS Farncomb (SSG-74)
🇦🇺Australia
ACTIVE1998 – PresentCollins-class submarine
HMAS Collins (SSG-73)
🇦🇺Australia
ACTIVE1996 – PresentLead Collins-class submarine
Related Reports
Related Discussions

No discussions about Collins-class yet

Start the first discussion