Potentiometer - Alpha, Linear, 3/8" Bushing

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Potentiometer - Alpha, Linear, 3/8" Bushing

$1.90
Product Options
  • 500 kΩ (R-V38-500KL)
are currently out of stock and will be placed on backorder.
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Standard fit for most vintage American made tube amps.

For similar pots with tighter 10% tolerances, see R-V38-10TOL-XL.

Part Numbers
ResistanceOur Part NumberUPC/EAN
1 kΩR-V38-1KL841358100505
5 kΩR-V38-5KL609722158718
10 kΩR-V38-10KL609722158626
25 kΩR-V38-25KL609722122689
50 kΩR-V38-50KL609722158701
100 kΩR-V38-100KL609722122627
250 kΩR-V38-250KL609722122665
500 kΩR-V38-500KL609722123280
1 MΩR-V38-1ML609722158633
2 MΩR-V38-2ML609722123266
Body Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread1 MΩ versionR-V38-1ML3/8"-32NEF
1 kΩ versionR-V38-1KL3/8"-32UNF
2 MΩ versionR-V38-2ML3/8"-32NEF
5 kΩ versionR-V38-5KL3/8"-32UNF
10 kΩ versionR-V38-10KL3/8"-32UNF
25 kΩ versionR-V38-25KL3/8"-32UNF
50 kΩ versionR-V38-50KL3/8"-32UNF
100 kΩ versionR-V38-100KL3/8"-32UNF
250 kΩ versionR-V38-250KL3/8"-32UNF
500 kΩ versionR-V38-500KL3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance1 MΩ versionR-V38-1ML±30%
1 kΩ versionR-V38-1KL±20%
2 MΩ versionR-V38-2ML±30%
5 kΩ versionR-V38-5KL±20%
10 kΩ versionR-V38-10KL±20%
25 kΩ versionR-V38-25KL±20%
50 kΩ versionR-V38-50KL±20%
100 kΩ versionR-V38-100KL±20%
250 kΩ versionR-V38-250KL±20%
500 kΩ versionR-V38-500KL±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
Packaging Information
Packaging Dimensions1.3 in. × 1.1 in. × 1 in.
Weight (Packaging)0.0287 lbs.
R-V38-5KL - 5 kΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-1KL - 1 kΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-10KL - 10 kΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-25KL - 25 kΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-50KL - 50 kΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-100KL - 100 kΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-250KL - 250 kΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-500KL - 500 kΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32UNF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±20%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-1ML - 1 MΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32NEF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±30%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.
R-V38-2ML - 2 MΩ versionBody Depth11.5 mm
Body Width24 mm
Bushing Length6.5 mm
Bushing Thread3/8"-32NEF
Hex Nut Thickness2.2 mm
Hex Nut Width12.6 mm
Insulation Resistance>100 MΩ at 500VDC
Life15,000 cycles
Manual Soldering Max Temp for 3 sec.350 °C
Max. Working Voltage500V
Max Rotational Stopper Strength6Kgf
Operating (Useable) Temperature-10 °C to +70 °C
Rated Wattage (Power)0.5W
Rotational Torque20-200 gf-cm
Shaft Diameter6.35 mm
Sliding Noise<47 mV
Tap Residual Resistance≤100 Ω
TaperLinear
Tolerance±30%
Total Rotational Angle300° ±5°
Total Shaft Length15 mm
Washer I.D.9.7 mm
Washer O.D.16 mm
Washer Thickness0.4 mm
Withstand Voltage500 VAC for 1 min.

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Product Reviews

5.00 out of 5 based on 1 reviews
ampbuilder - May 6th, 2018
5 out of 5

Great for replacement or new build