| S-22 | 
                                        SOLDER-IT | 
                                        50 | 
                                        2MM DIAGONAL SOLDERING TIP | 
                                    
                                                                    
                                        | S-2207 | 
                                        Switchcraft / Conxall | 
                                        5,800 | 
                                        WASHER FLAT PLASTIC | 
                                    
                                                                    
                                        | S-220CS | 
                                        Century Spring Corp. | 
                                        3,407 | 
                                        COMP O= .172,L=  .66,W= .026 | 
                                    
                                                                    
                                        | S-2210A | 
                                        Nidec Copal Electronics | 
                                        5,800 | 
                                        SWITCH ROTARY DIP BCD 100MA 5V | 
                                    
                                                                    
                                        | S-2211A | 
                                        Nidec Copal Electronics | 
                                        5,800 | 
                                        SWITCH ROTARY DIP BCD 100MA 5V | 
                                    
                                                                    
                                        | S-2214 | 
                                        WEC | 
                                        98 | 
                                        S-2214 | 
                                    
                                                                    
                                        | S-221CS | 
                                        Century Spring Corp. | 
                                        210 | 
                                        COMP O= .562,L=  .31,W= .055 | 
                                    
                                                                    
                                        | S-2230A | 
                                        Nidec Copal Electronics | 
                                        5,800 | 
                                        SW ROTARY DIP BCD COMP 100MA 5V | 
                                    
                                                                    
                                        | S-2231A | 
                                        Nidec Copal Electronics | 
                                        5,800 | 
                                        SW ROTARY DIP BCD COMP 100MA 5V | 
                                    
                                                                    
                                        | S-223CS | 
                                        Century Spring Corp. | 
                                        451 | 
                                        COMP O= .484,L= 1.56,W= .036 | 
                                    
                                                                    
                                        | S-224-1 | 
                                        Liberty Supply | 
                                        1 | 
                                        PNEU GRADUAL SWITCH L/DIAL 20PSI | 
                                    
                                                                    
                                        | S-224-2 | 
                                        Liberty Supply | 
                                        1 | 
                                        PNEU GRADUAL SWITCH 2 PSI ADJ.OV | 
                                    
                                                                    
                                        | S-224-50 | 
                                        Liberty Supply | 
                                        1 | 
                                        DIAL FOR S224'S 12PSI SPAN TEMP | 
                                    
                                                                    
                                        | S-224-53 | 
                                        Liberty Supply | 
                                        1 | 
                                        DIAL FOR S224'S 15PSI SPAN TEMP | 
                                    
                                                                    
                                        | S-224-54 | 
                                        Liberty Supply | 
                                        1 | 
                                        DIAL FOR S224'S 15PSI SPAN PRESS |