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SubmarinesActive: 3
SDV / Midget submarine
Cosmos-class submarine is a sDV / Midget submarine. It was built by Design: Cos.Mo.S in Livorno , Italy Construction and Design: KS&EW Ltd. in Karachi , Pakistan. Reported operators include Pakistan Navy.
Cosmos-class submarine
Pakistan Navy Official Website · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · ModifiedDesign: Cos.Mo.S in Livorno , Italy Construction and Design: KS&EW Ltd. in Karachi , Pakistan
Pakistan Navy
SX-404 class
Dolgorae class ( South Korea )
1993–96
3
3
3
SDV / Midget submarine
Surfaced: 102 tons Submerged: 110 tons
28 m (91 ft 10 in)
2.30 m (7 ft 7 in)
5.59 m (18 ft 4 in)
Diesel-electric
Surfaced : 9 knots (17 km/h; 10 mph) Submerged : 6.0 knots (11.1 km/h; 6.9 mph)
2,500 miles (4,000 km)
20 days
110 m (360 ft)
14, (6 operations, 2 SEAL Teams)
Torpedo tubes Mine laying hooks
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Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 28 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 28 m | Wikipedia contributors | approved |
Cosmos-class submarine equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
Total commissioned vessels of the equipment family held by the operator; excludes orders, construction and uncommissioned trial boats. Includes maintenance; not an immediately deployable count.