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Nuclear Propulsion Plant

Assembly

The pressurized-water reactor plant and steam cycle, described at block level: reactor module, two steam generators, two main turbines, turbine generators, reduction gear and a single pump-jet shaftline. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Nuclear Propulsion Plant parts and their functions

7 top-level parts · 32,681 parts in total · full bill of materials below
Nuclear Propulsion Plant parts diagram: 1 reactor module, 2 steam generator, 3 main propulsion turbine, 4 ship-service turbine generator, 5 main reduction gear, 6 shaftline & propulsor, 7 plant piping system. 32,681 parts in 7 top-level items.
Nuclear Propulsion Plant parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Reactor Module 8 parts 1× PWR with life-of-ship core
2 Steam Generator 5 parts 2× U-tube heat exchanger transferring primary-loop heat to the secondary steam cycle through several thousand Inconel tubes.
3 Main Propulsion Turbine 6 parts 2× HP/LP propulsion turbines
4 Ship-Service Turbine Generator 2× Ship-service electrical turbines
5 Main Reduction Gear 7 parts 1× Locked-train double-reduction gearset dropping turbine speed to shaft speed, precision-cut for low tonal noise.
6 Shaftline & Propulsor 6 parts 1× Shaft, bearings and pump-jet propulsor
7 Plant Piping System 4 parts 1× Primary, steam and seawater piping

3D model

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Build & assembly graph

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Bill of materials for Nuclear Propulsion Plant

7 top-level lines · 43 rows shown · 32,681 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Reactor Module 8 parts attack-submarine-reactor-module 1× 1 576 assembly
1.1 Reactor Pressure Vessel attack-submarine-reactor-vessel 1× 1 · part
1.2 Control Rod Drive Mechanism attack-submarine-control-rod-drive 12× 12 · part
1.3 Primary Coolant Pump attack-submarine-primary-pump 2× 2 · part
1.4 Pressurizer attack-submarine-pressurizer 1× 1 · part
1.5 Shield Block attack-submarine-shield-block 80× 80 · part
1.6 Reactor Instrument Channel attack-submarine-reactor-instrument 60× 60 · part
1.7 Plant Valve attack-submarine-plant-valve 240× 240 · part
1.8 O-Ring Set oring-set 180× 180 · part
2 Steam Generator 5 parts attack-submarine-steam-generator 2× 2 3,482 assembly
2.1 Steam Generator Tube attack-submarine-sg-tube 3400× 6,800 · part
2.2 Tube Support Plate attack-submarine-tube-support 60× 120 · part
2.3 Steam Generator Nozzle attack-submarine-sg-nozzle 4× 8 · part
2.4 O-Ring Set oring-set 10× 20 · part
2.5 Pressure Sensor pressure-sensor 8× 16 · part
3 Main Propulsion Turbine 6 parts attack-submarine-main-turbine 2× 2 3,228 assembly
3.1 Turbine Rotor attack-submarine-turbine-rotor 1× 2 · part
3.2 Turbine Blade attack-submarine-turbine-blade 3200× 6,400 · part
3.3 Turbine Casing attack-submarine-turbine-casing 1× 2 · part
3.4 Turbine Diaphragm attack-submarine-turbine-diaphragm 12× 24 · part
3.5 Labyrinth Seal attack-submarine-labyrinth-seal 8× 16 · part
3.6 Ball Bearing ball-bearing 6× 12 · part
4 Ship-Service Turbine Generator attack-submarine-turbine-generator 2× 2 · part
5 Main Reduction Gear 7 parts attack-submarine-reduction-gear 1× 1 70 assembly
5.1 Helical Gear Pair gear-pair 4× 4 · part
5.2 Gearbox Housing gearbox-housing 1× 1 · part
5.3 Bull Gear attack-submarine-bull-gear 1× 1 · part
5.4 Lube-Oil Pump attack-submarine-lube-oil-pump 2× 2 · part
5.5 Oil-Spray Nozzle attack-submarine-oil-spray-nozzle 48× 48 · part
5.6 Ball Bearing ball-bearing 8× 8 · part
5.7 Oil Seal oil-seal 6× 6 · part
6 Shaftline & Propulsor 6 parts attack-submarine-shaftline 1× 1 13 assembly
6.1 Propulsion Shaft Section attack-submarine-shaft-section 3× 3 · part
6.2 Pump-Jet Propulsor attack-submarine-propulsor 1× 1 · part
6.3 Thrust Block attack-submarine-thrust-block 1× 1 · part
6.4 Shaft Coupling attack-submarine-shaft-coupling 2× 2 · part
6.5 Ball Bearing ball-bearing 2× 2 · part
6.6 Oil Seal oil-seal 4× 4 · part
7 Plant Piping System 4 parts attack-submarine-plant-piping 1× 1 18,600 assembly
7.1 Pipe Spool attack-submarine-pipe-spool 5200× 5,200 · part
7.2 Plant Valve attack-submarine-plant-valve 1900× 1,900 · part
7.3 Pipe Hanger attack-submarine-pipe-hanger 9500× 9,500 · part
7.4 O-Ring Set oring-set 2000× 2,000 · part

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Where the nuclear propulsion plant is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Nuclear Attack Submarine

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks