| Photo | Mfr. Part # | Availability | Quantity | Datasheet | RoHs | Series | Packaging | Product Status | Core Type | Supplier Device Package | Material | Diameter | Inductance Factor (Al) | Tolerance | Gap | Effective Permeability (µe) | Initial Permeability (µi) | Core Factor (ΣI/A) mm⁻¹ | Effective Length (le) mm | Effective Area (Ae) mm² | Minimum Core Cross Section (Amin) mm² | Effective Magnetic Volume (Ve) mm³ | Finish | Height | Length | Width | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
                 
                 
                
                 | 
				
                    C058867A2FERRITE CORE TOROID 68NH HIGH FL Magnetics, a division of Spang & Co.  |  
                30 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | High Flux | 3.063" (77.80mm) | 68 nH | ±8% | Ungapped | - | 60 | - | 196.0 | 176.0 | - | 34500.0 | Coated | 0.500" (12.70mm) | - | - | |
                 
                 
                
                 | 
				
                    0070615A7KOOL MU ULTRA 026 PERM BLACK Magnetics, a division of Spang & Co.  |  
                29 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Tray | Active | Toroid | - | Kool Mµ | 2.440" (61.98mm) | 82 nH | ±8% | Ungapped | - | 26 | - | 144.0 | 360.0 | - | 51800.0 | Uncoated | 0.984" (25.00mm) | - | - | |
                 
                 
                
                 | 
				
                    0058112A2FERRITE CORE TOROID 18NH HIGH FL Magnetics, a division of Spang & Co.  |  
                75 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | High Flux | 2.285" (58.04mm) | 18 nH | ±8% | Ungapped | - | 14 | - | 143.0 | 144.0 | - | 20650.0 | Coated | 0.585" (14.86mm) | - | - | |
                 
                 
                
                 | 
				
                    C055716A2FERRITE CORE TOROID 73NH MPP Magnetics, a division of Spang & Co.  |  
                90 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | MPP | 2.000" (50.80mm) | 73 nH | ±8% | Ungapped | - | 60 | - | 127.0 | 125.0 | - | 15900.0 | Coated | 0.530" (13.46mm) | - | - | |
                 
                 
                
                 | 
				
                    0077337A7FERRITE CORE TOROID 68NH KOOL MU Magnetics, a division of Spang & Co.  |  
                13 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | Kool Mu | 5.219" (132.56mm) | 68 nH | ±8% | Ungapped | - | 26 | - | 324.0 | 678.0 | - | 220000.0 | Coated | 1.000" (25.40mm) | - | - | |
                 
                 
                
                 | 
				
                    0077339A7FERRITE CORE TOROID 158NH KOOLMU Magnetics, a division of Spang & Co.  |  
                32 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | Kool Mu | 5.274" (133.96mm) | 158 nH | ±8% | Ungapped | - | 60 | - | 324.0 | 678.0 | - | 220000.0 | Coated | 1.055" (26.80mm) | - | - | |
                 
                 
                
                 | 
				
                    0077336A7FERRITE CORE TOROID 37NH KOOL MU Magnetics, a division of Spang & Co.  |  
                10 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | Kool Mu | 5.274" (133.96mm) | 37 nH | ±8% | Ungapped | - | 14 | - | 324.0 | 678.0 | - | 220000.0 | Coated | 1.055" (26.80mm) | - | - | |
                 
                 
                
                 | 
				
                    0058440A2FERRITE CORE TOROID 59NH Magnetics, a division of Spang & Co.  |  
                98 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | - | 1.839" (46.70mm) | 59 nH | ±8% | Ungapped | - | 26 | - | 107.0 | 199.0 | 427.0 | 21300.0 | Coated | 0.709" (18.00mm) | - | - | |
                 
                 
                
                 | 
				
                    C055109A2FERRITE CORE TOROID 156NH MPP Magnetics, a division of Spang & Co.  |  
                81 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | MPP | 2.285" (58.04mm) | 156 nH | ±8% | Ungapped | - | 125 | - | 143.0 | 144.0 | - | 20700.0 | Coated | 0.585" (14.86mm) | - | - | |
                 
                 
                
                 | 
				
                    C058195A2FERRITE CORE TOROID 287NH HI FLX Magnetics, a division of Spang & Co.  |  
                66 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | Bulk | Active | Toroid | - | High Flux | 2.252" (57.20mm) | 287 nH | ±8% | Ungapped | - | 125 | - | 125.0 | 229.0 | - | 28600.0 | Coated | 0.598" (15.20mm) | - | - |