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48 Pitch Plain Bore Gears (Acetal)

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Details

Our 48 Pitch Press-Fit Pinion Gears are designed to fit most small hobby type motors with a .078125" (5/64") diameter shaft. They are a tight press-fit and will not slip. Molded from Acetal, they are extremely strong and offer excellent wear resistance.

48 Pitch Plain Bore Gears (Acetal)
SKU# of teethPitch DiameterOutside DiameterWishlistPricePurchase
RMPA48-99T0.186"0.229"
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RMPA48-1010T0.2084"0.250"
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RMPA48-1111T0.2292"0.271"
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RMPA48-1212T0.2500"0.292"
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RMPA48-1313T0.2709"0.313"
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RMPA48-1414T0.2917"0.333"
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RMPA48-1515T0.3125"0.354"
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RMPA48-1616T0.3333"0.375"
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RMPA48-1717T0.3542"0.396"
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RMPA48-1818T0.3750"0.417"
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RMPA48-1919T0.3958"0.438"
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RMPA48-2020T0.4167"0.458"
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SPECS

20° Pressure Angle
Width = 1/8” (.125”)

Material Acetal
Bore 0.078125" (5/64")
TECH TIPS

Example: Using distance A (0.75”) with 48P gears
Total tooth count (pinion gear + spur gear) must equal 72
For an application that requires a 2:1 ratio:
24T pinion gear + 48T spur gear = 72 total tooth count
48 ÷ 24 = 2 (2:1 ratio)

Center-Center Distance

Total Tooth Count 
(48 Pitch)

A (0.75”)

72

B (1.5”)

144

C (2.25”)

216

Gear Mesh Chart

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