| gptkbp:instanceOf | gptkb:marine 
 | 
                        
                            
                                | gptkbp:armament | gptkb:Spearfish_torpedoes gptkb:Tomahawk_cruise_missiles
 
 | 
                        
                            
                                | gptkbp:beam | 9.8 metres 
 | 
                        
                            
                                | gptkbp:builder | gptkb:Vickers_Shipbuilding_and_Engineering 
 | 
                        
                            
                                | gptkbp:class | gptkb:marine 
 | 
                        
                            
                                | gptkbp:commissioned | 14 January 1989 
 | 
                        
                            
                                | gptkbp:country | gptkb:United_Kingdom 
 | 
                        
                            
                                | gptkbp:crewComplement | 130 
 | 
                        
                            
                                | gptkbp:decommissioned | 20 March 2019 
 | 
                        
                            
                                | gptkbp:displacement | 4,740 tonnes 
 | 
                        
                            
                                | gptkbp:draught | 8.5 metres 
 | 
                        
                            
                                | gptkbp:homeport | gptkb:HMNB_Devonport 
 | 
                        
                            
                                | gptkbp:laidDown | 14 June 1986 
 | 
                        
                            
                                | gptkbp:launched | 3 November 1986 
 | 
                        
                            
                                | gptkbp:length | 85.4 metres 
 | 
                        
                            
                                | gptkbp:namedAfter | gptkb:HMS_Trenchant_(P331) 
 | 
                        
                            
                                | gptkbp:notableEvent | broke through Arctic ice in 2018 
 | 
                        
                            
                                | gptkbp:operator | gptkb:Royal_Navy 
 | 
                        
                            
                                | gptkbp:pennantNumber | S91 
 | 
                        
                            
                                | gptkbp:propulsion | 1 shaft 1 Rolls-Royce PWR1 nuclear reactor
 2 GEC turbines
 
 | 
                        
                            
                                | gptkbp:speed | over 28 knots submerged 
 | 
                        
                            
                                | gptkbp:status | decommissioned 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Vickers_Armstrongs_Shipbuilders gptkb:HMS_Talent_(S92)
 gptkb:HMS_Torbay_(S90)
 gptkb:Barrow_Shipbuilding_Company
 
 | 
                        
                            
                                | gptkbp:bfsLayer | 8 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | HMS Trenchant (S91) 
 |