| 2554 | Brushholder insulating stud with insulation diameter of 0.750" and overall length of 3.62" | Parker Hannifin | | |
| 2554-2 | Brushholder insulating stud with insulation diameter of 0.700" and overall length of 3.25" | Parker Hannifin | | |
| 2555 | Insulation diameter: 0.750, steel diameter: 0.500, overall length: 4.00 | Parker Hannifin | | |
| 2555-1 | Insulation diameter: 0.750, steel diameter: 0.500, overall length: 4.00 | Parker Hannifin | | |
| 2555-5 | Insulation diameter: 0.700, steel diameter: 0.500, overall length: 3.63 | Parker Hannifin | | |
| 2556-1 | Insulation diameter: 0.875, steel diameter: 0.625, overall length: 5.03 | Parker Hannifin | | |
| 2558-6 | Insulation diameter: 0.754, steel diameter: 0.750, overall length: 3.94 | Parker Hannifin | | |
| 2558-7 | Insulation diameter: 1.00, steel diameter: 0.75, overall length: 3.88 | Parker Hannifin | | |
| 2559 | Insulation diameter: 1.125, steel diameter: 0.875, overall length: 6.06 | Parker Hannifin | | |