U Cores
| AL | A | B | C | E | F | G | Le | Ae | V | |
| Part No. | nH/N² | in/mm | in/mm | in/mm | in/mm | in/mm | in/mm | cm | cm² | cm³ |
| KU350-2 | 59.0 | 3.50/88.9 | 5.75/146 | 1.00/25.4 | 3.25/82.6 | 1.00/25.4 | 1.50/38.1 | 35.6 | 6.45 | 250 |
| KU350-40 | 235.5 | |||||||||
| KU61-26 | 71.0 | 0.61/15.5 | 0.90/22.9 | 0.25/6.35 | 0.51/13.0 | 0.19/4.95 | 0.21/5.33 | 5.66 | .315 | 1.81 |
| KU80-26 | 71.0 | |||||||||
| KU80-40 | 64.0 | |||||||||
| KU80-52 | 70.0 | |||||||||
| KU80-8 | 42.4 | 0.80/20.3 | 1.25/31.8 | 0.25/6.35 | 0.75/19.1 | 0.25/6.35 | 0.30/7.62 | 7.87 | .403 | 3.18 |
KP Cores
| AL | OD | L | |
| Part No. | nH/N² | in/mm | in/mm |
| KP12.7*25.4 | 30.0 | .500/12.7 | 1.000/25.4 |
| KP12.7*31.8 | 34.5 | .500/12.7 | 1.250/31.8 |
| KP12.7*38.1 | 33.0 | .500/12.7 | 1.500/38.1 |
| KP12.7*44.5 | 32.0 | .500/12.7 | 1.750/44.5 |
| KP12.7*50.8 | 31.0 | .500/12.7 | 2.000/50.8 |
| KP15.9*31.8 | 37.5 | .625/15.9 | 1.250/31.8 |
| KP15.9*38.1 | 41.5 | .625/15.9 | 1.500/38.1 |
| KP19.1*38.1 | 45.0 | .750/19.1 | 1.500/38.1 |
| KP19.1*60.3 | 49.5 | .750/19.1 | 2.375/60.3 |
| KP25.4*50.8 | 80.0 | 1.000/25.4 | 2.000/50.8 |
| KP3.45*19.7 | 7.6 | .136/3.45 | .775/19.7 |
| KP4.83*19.1 | 12.5 | .190/4.83 | .750/19.1 |
| KP6.35*19.1 | 16.0 | .250/6.35 | .750/19.1 |
| KP6.35*25.4 | 16.0 | .250/6.35 | 1.000/25.4 |
| KP6.48*31.8 | 15.0 | .255/6.48 | 1.250/31.8 |
| KP6.48*38.1 | 14.5 | .255/6.48 | 1.500/38.1 |
| KP7.95*25.4 | 20.0 | .313/7.95 | 1.000/25.4 |
| KP7.95*31.8 | 20.0 | .313/7.95 | 1.250/31.8 |
| KP7.95*47.6 | 18.0 | .313/7.95 | 1.875/47.6 |
| KP9.53*25.4 | 25.2 | .375/9.53 | 1.000/25.4 |
| KP9.53*31.8 | 26.5 | .375/9.53 | 1.250/31.8 |
| KP9.53*38.1 | 25.0 | .375/9.53 | 1.500/38.1 |
| KP9.53*44.5 | 22.5 | .375/9.53 | 1.750/44.5 |
KH CORES (TUBO)
| Micrometals | OD | ID | L | |
| Part No. | Part No. | in/mm | in/mm | in/mm |
| KH12.7-40 | H811-1140 | .500/12.7 | .172/4.37 | .688/17.5 |
| KH12.7-40A | H817-1140 | .500/12.7 | .172/4.37 | 1.064/27.0 |
| KH12.7-40B | H822-1140 | .500/12.7 | .172/4.37 | 1.375/34.9 |
| KH15.9-40 | H1014-1040 | .500/12.7 | .172/4.37 | 1.375/34.9 |
| KH15.9-40A | H1015-1040 | .625/15.9 | .219/5.56 | .955/24.3 |
| KH15.9-40B | H1020-1040 | .625/15.9 | .219/5.56 | 1.250/31.8 |
| KH15.9-40C | H1021-1040 | .625/15.9 | .219/5.56 | 1.330/33.8 |
| KH19.1-33A | H1224-1033 | .750/19.1 | .260/6.60 | 1.500/38.1 |
| KH19.1-40 | H1217-1040 | .750/19.1 | .260/6.60 | 1.080/27.4 |
| KH19.1-40B | H1225-1040 | .750/19.1 | .260/6.60 | 1.580/40.1 |
| KH25.4-40 | H1616-1040 | 1.000/25.4 | .250/6.35 | 1.000/25.4 |
| KH7.95-26 | H512-1026 | .312/7.95 | .137/3.48 | .750/19.1 |