Specifications
| ..... |
| SSBN-726 Ohio | Columbia-Class SSBN-X Ohio Replacement |
| Builders: |
General Dynamics Electric Boat Division. |
teaming arrangement
General Dynamics Electric Boat
Huntington Ingalls Industries
|
| Power Plant: |
One S8G nuclear reactor
core reloaded every nine years
two geared steam turbines
one shaft
output of 60,000 hp
|
new reactor won't need refueling during the submarine's lifetime
Virginia Class pump-jet propulsor withe shrouded technology
all-electric propulsion decouples drive train from the turbines |
| Length: |
560 feet (170.69 meters) | 561 feet |
| Beam: |
42 feet (10.06 meters) | 43 feet |
| Displacement, Surfaced: |
16,764 tons | ..... |
| Displacement, Submerged: |
18,750 tons | 19,737 tons
20,810 tons |
| Speed: |
Official: 20+ knots (23+ miles per hour, 36.8 +kph)
Actual: 25 knots submerged speed
| ..... |
| Operating Depth: |
Official: "greater than 800 feet"
Actual: greater than 1,000 feet
| ..... |
| Missile Tubes | 24 | 16 |
| Missiles | Trident I and II | Trident II D5 |
| Armament: |
4 - torpedo tubes with Mk48 Torpedoes |
2 x Common Weapon Launcher (CWL)
Universal Launch and Recovery Module (ULRM)
|
| Systems: |
AN/BQQ-6 passive-only spherical bow and conformal sonar arrays
AN/BQR-19 active short range navigation set
AN/BQS-13 Active sonar
AN/BQS-15 high-frequency short range under-ice sonar set
TB-16B or TB-23 passive towed array
AN/BPS-15A I-Band search and navigation radar
AN/WLR-8(V) radar receiver
MK 98 Digital Missile Fire Control System (FCS) for Trident missiles
MK 118 Torpedo FCS
|
Large Aperture Bow Array (LAB) sonar from Virginia Block III submarines
..... |
| Crew: |
15 Officers, 140 Enlisted | ..... |
Unit Operating Cost
Annual Average | $50,00,000 [source: [FY1996 VAMOSC] |
| Unit Cost |
|
Lead Ship CY10$ = $6B to $7B
Average Follow-on Ship CY10$ = $5.6B
|
| Date Deployed: |
November 11, 1981 (USS Ohio) | 2031 |
| Design Features | |
X-stern control surfaces (hydroplanes) for improved maneuverability and flow characteristics
same hull coating at the VA class
6-mast sail rather than 10 mast originally planned
bow planes on sail rather than originally planned hull placement
|
