For Thermo King Type Unit:
CRTII-1004 M2 Millenn         
SL TCI                        
SL-100                        
SL-100e                       
SL-100e Tier 2 Engine         
SL-200                        
SL-200e                       
SL-200e Tier 2 Engine         
SL-300
SL-400                        
SL-400e                       
SL-400e SR2                   
SL-400e SR2 Tier 2 Engine     
SMX                           
SMX 50 TCI                    
SMX SR                        
SMX-II 50 SR TCI
SMX-II SR & TG VI             
SPECTRUM SL Multi-Temp        
SPECTRUM SL Tier 2 Engine     
SR-50S 1000 
SR-50S 1004
SR-50S W                      
SR-50S W Split 1000
SR-50S W Split 1004
ThermoKing Part Description:
NUT - captive
NUT - captive (M6)
NUT - captive (M6, szn)
Thermo-King no. 55-7012 / 3A86159H01
Examples and applications or 
Names and TKunit codes: 
TK55-7012 / TK-557012 / TK.55.7012 / TK557012
CRTII1004 / CRT II 1004 / CRT-II-1004 / CRT21004 / CRT 2 1004 / CRT-2-1004 Millenn
SL 300
SL/300
SL_300
SL100 / SL 100                                                                                                                                              
SL100e / SL 100e                                                                                                                                            
SL200 / SL 200                                                                                                                                              
SL200e / SL 200e                                                                                                                                            
SL300
SL400 / SL 400                                                                                                                                              
SL400e / SL 400e                                                                                                                                            
SL400eSR2 / SL 400e SR2 / SL-400e-SR2                                                                                                                       
SLTCI / SL-TCI                                                                                                                                              
HattinkSMX                                                                                                                                                         
SMX50TCI / SMX-50-TCI                                                                                                                                       
HTP@SMXII50SRTCI / SMX II 50 SR TCI / SMX-II-50-SR-TCI / SMX250SRTCI / SMX 2 50 SR TCI / SMX-2-50-SR-TCI
SMXIISR / SMX II SR / SMX-II-SR / SMX2SR / SMX 2 SR / SMX-2-SR / SMXIITGVI / SMX II TG VI / SMX-II-TG-VI / SMX2TGVI / SMX 2 TG VI / SMX-2-TG-VI             
Hattink-ThermoPartsSMXSR / SMX-SR                                                                                                                                              
HTP@SPECTRUMSLMultiTemp / SPECTRUM SL Multi Temp / SPECTRUM-SL-Multi-Temp                                                                                       
SPECTRUMSLTier2Engine                                                                                                                                       
SR 50S W Split 1000 /SR50S W Split 1000
SR 50S W Split 1004 /SR50S W Split 1004 
SR50S 1000 / SR 50S 1000
SR50S 1004 / SR 50S 1004
SR50SW / SR 50 S W