| Manufacturer | Pickett & Eckel |
| Model | 500-T |
| Serial No. | none (Eariler versions in this form factor have serial numbers.) |
| Scale length | 25 cm |
| Overall length | 30.8 cm |
| Width | 3.8 cm |
| Body/Slide materials | Aluminum, 2.5 mm |
| Post materials | Stamped aluminum |
| Cursor materials | Machined aluminum (extended) / Plastic (plain, flat) |
| Scales | LL0 LL00 A [B ST {T S} C] D K L LL1 DF [CF CIF CI C] D LL3 LL2 |
| Accessories | Brown leather case, seams falling apart. |
| Notes | First thin alluminum rule. Trig scales rearranged. |
| Tag No. | PE-500-13 |