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HelicoptersIn limited service
Transport helicopter
Boeing Vertol CH-46 Sea Knight is a transport helicopter originating in United States. The cited manufacturer or builder is Vertol Aircraft Corp. Boeing Vertol.
United StatesTransport helicopter
United States
Vertol Aircraft Corp. Boeing Vertol
In limited service
United States Marine Corps (historical) United States Navy (historical) Japan Self-Defense Forces (historical)
H-46: 524
1962–1971
1964
22 April 1958 (V-107)
2004 (US Navy) 2015 (US Marine Corps)
Boeing CH-47 Chinook Boeing Model 360
5: two pilots, one crew chief, one aerial gunner/observer, one tail gunner
24 troops or 15 stretchers and two attendants or 7,000 lb (3,200 kg)
44 ft 10 in (13.67 m) (fuselage)
16 ft 9 in (5.11 m) to top of rear rotor head
15,537 lb (7,047 kg)
24,300 lb (11,022 kg)
24,300 lb (11,022 kg)
350 US gal (290 imp gal; 1,300 L) internal
2 × General Electric T58-GE-16 turboshaft engines, 1,870 shp (1,390 kW) each
2 × 50 ft (15 m)
144 kn (166 mph, 267 km/h) at sea level
143 kn (165 mph, 265 km/h) maximum at sea level
550 nmi (630 mi, 1,020 km) with 2,400 lb (1,100 kg) payload
600 nmi (690 mi, 1,100 km)
17,000 ft (5,200 m)
1,715 ft/min (8.71 m/s)
Two door-mounted 0.5 in (12.7 mm) GAU-15/A machine guns (optional), one ramp-mounted 7.62 mm (0.30 in) M240D machine gun (optional)
3,926.99 sq ft (364.829 m 2 )
root: Boeing VR-7; tip: Boeing VR-8
9,500 ft (2,900 m)
5,750 ft (1,750 m)
4.43 lb/sq ft (21.6 kg/m 2 )
0.215 hp/lb (0.353 kW/kg)
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| 28 Sept 2026 | 13.67 m | Wikipedia contributors | superseded |
Boeing Vertol CH-46 Sea Knight equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
Saudi ArabiaGeneral Civil Defence Administration Units exact named equipment holdings: Boeing Vertol 107. Active, operational-reserve and training units excluding equipment in store; November 2025 IISS assessment. Named service only; no parent-force or national total inferred. Source role: HELICOPTERS / Medium. Original estimates, ranges, reporting names, reserve, lease and employment scopes retained; nested included counts are not added. Missile-system quantities mean launchers, not rounds. No readiness, crew, carried weapon, payload, factory-production or future order count inherited.
United States Marine Corps (historical) United States Navy (historical) Japan Self-Defense Forces (historical)
Equipment reference ↗