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28JNB30K

Integrated Planetary Gearbox · Spur gear

Overview

Outer Diameter28 mm
Rated Output Torque0.3–3 N·m
Reduction Ratio3.71:1 – 721:1
Number of Stages1–4
Ring Gear MaterialSintered Powder Metal

Drawings & Photos

28JNB30K Product photo
Product photoclick to enlarge
28JNB30K Dimension drawing
Dimension drawingclick to enlarge
28JNB30K Assembly drawing
Assembly drawingclick to enlarge

Specifications

Order No. Number of Stages Reduction Ratio Rated Output Torque
(N·m)		 Efficiency
(%)		 Backlash
(°)		 Length
(mm)		 Weight
(g)
2850004 1 3.7059:1 0.3 90 1.5 26.9 66 View SKU
2850005 1 5.1818:1 0.3 90 1.5 26.9 66 View SKU
2850014 2 13.73:1 1.2 81 1.8 33.8 74 View SKU
2850019 2 19.20:1 1.2 81 1.8 33.8 74 View SKU
2850027 2 26.85:1 1.2 81 1.8 33.8 74 View SKU
2850035 2 34.96:1 1.2 81 1.8 33.8 74 View SKU
2850051 3 50.89:1 2.5 73 2 40.7 102 View SKU
2850071 3 71.16:1 2.5 73 2 40.7 102 View SKU
2850100 3 99.51:1 2.5 73 2 40.7 102 View SKU
2850139 3 139.14:1 2.5 73 2 40.7 102 View SKU
2850189 4 188.61:1 3 66 2.5 47.6 120 View SKU
2850264 4 263.73:1 3 66 2.5 47.6 120 View SKU
2850369 4 368.76:1 3 66 2.5 47.6 120 View SKU
2850516 4 515.63:1 3 66 2.5 47.6 120 View SKU
2850721 4 720.99:1 3 66 2.5 47.6 120 View SKU

Pricing is quoted on request. Add ratio SKUs to your inquiry and submit for a quote.

Motor Shaft Pinion

Module Number of Teeth Pressure Angle Helix Angle Bore Diameter (mm)
0.5 11 20° — 2.32
0.5 17 20° — 2.32

General Specifications

Output Shaft BearingRolling Bearing / Oil-Impregnated Bearing
Max. Permissible Radial Load100 N
Max. Permissible Axial Load50 N
Max. Input Speed10000 rpm
Operating Temperature-15 – 80 °C
Frame ShapeRound
CustomizationAvailable on request

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