| PartNumber | 91A1A-B28-B13 | 91A1A-B28-B12L | 91A1A-B28-B13L |
| Description | Potentiometers 5/8" 5K 20% Square Single Turn | Potentiometers 2.5K 20% 5/8" SQ ST | Potentiometers 5K 20% 5/8" SQ ST |
| Manufacturer | Bourns | Bourns | - |
| Product Category | Potentiometers | Potentiometers | - |
| RoHS | N | Y | - |
| Mounting Style | Panel Mount | Panel Mount | - |
| Termination Style | Through Hole | Through Hole | - |
| Product | Potentiometers | Potentiometers | - |
| Number of Gangs | 1 Gang | 1 Gang | - |
| Resistance | 5 kOhms | 2.5 kOhms | - |
| Taper | Linear | Linear | - |
| Orientation | Horizontal | Horizontal | - |
| Power Rating | 500 mW (1/2 W) | 500 mW (1/2 W) | - |
| Tolerance | 20 % | 20 % | - |
| Element Type | Conductive Plastic | Conductive Plastic | - |
| Number of Turns | 1 Turn | 1 Turn | - |
| Shaft Type | Smooth / Slotted | Smooth / Slotted | - |
| Shaft Diameter | 1/4 in | 1/4 in | - |
| Shaft Length | 7/8 in | 7/8 in | - |
| Type | Rotary Plastic | Rotary Plastic | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Series | 91 | 91 | - |
| Brand | Bourns | Bourns | - |
| Product Type | Potentiometers | Potentiometers | - |
| Factory Pack Quantity | 5 | 45 | - |
| Subcategory | Potentiometers, Trimmers & Rheostats | Potentiometers, Trimmers & Rheostats | - |
| Tradename | Pro Audio | Pro Audio | - |
| Unit Weight | 0.447979 oz | 0.447979 oz | - |
| Packaging | - | Bulk | - |