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Artillery2002 - Present
Self-propelled artillery
SSPH Primus is a self-propelled artillery originating in Singapore. It was built by ST Kinetics.
SingaporeTechnical data
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| 28 Sept 2026 | 6.6 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.6 m | Wikipedia contributors | approved |
| 28 Sept 2026 | 6.6 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.6 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 6.6 m | Wikipedia contributors | superseded |
Self-propelled artillery
Singapore
2002 - Present
Singapore Armed Forces
ST Kinetics
1996
ST Kinetics
2000
Combat weight: 28.3 tonnes (31.2 short tons; 27.9 long tons)
Chassis: 6.6 metres (21 ft 8 in) Overall: 10.21 m (33 ft 6 in)
Chassis: 2.8 m (9 ft 2 in) Overall: 3.0 m (9 ft 10 in)
3.28 m (10 ft 9 in)
4 (Commander, Driver, Ammo Loader, Charge Loader)
155 mm NATO
155 mm 39 calibre
Full automatic Interrupted screw with electronic rammer and semi-auto loader
-5°/+75°
360°
Burst: 3 rounds/20 sec Maximum: 6 rpm Sustained: 2 rpm
30 km (19 mi) with ER projectile
High-hardness Steel
155 mm Howitzer gun
1× 7.62 mm GPMG
Detroit Diesel Corporation (DDC) 6V 92TA 550 horsepower (410 kW)
19.43 hp/tonne
Torsion bar suspension
350 km (220 mi)
50 km/h (31 mph)
The turret is fitted with a locally developed 155 mm 39-calibre barrel with a muzzle brake and fume extractor.
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
SSPH Primus equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
SingaporeReported count for SSPH-1 Primus. Service scope: Singapore Army; does not replace a national total. 1 distinct count cell(s) from the same source list; shared rowspan cells counted once. Excludes retired/reserve/on-order rows. Count column(s): quantity: 48. Origin: Singapore. The listed variants/roles are the scope, not an immediately deployable count. The components do not establish one inventory census date; the stored date is the retrieved source snapshot.