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Selection Guide / Technical Info.
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Worm Gear Mating Wheels Selection Chart
KHK DG0.8-20R2, Module 0.8, 20 Tooth, Double Start, Right Hand, Acetal Worm Wheels
Plastic Worm Gears (DG)
Status: D2
Fine pitch worm wheels made of polyacetal, a stable plastic material.
Please note that all J-Series, F-Series, & H-Series products are made-to-order, noncancellable, and non-returnable.
Price: $23.39 (See below for quantity breaks.)
Pricing Structure
| Qty Range | 1 – 9 | 10 – 24 | 25 – 49 | 50 – 99 | 100 – 249 |
| Price/Unit | $23.39 | $22.51 | $21.63 | $20.76 | $19.88 |
Available On Hand Inventory*: 87
3 Day Delivery (Factory Direct) Inventory*: 21
* Approximate inventory level subject to prior sale and availability.If you require more product than is available, please contact us at (516) 248-3850.
KHK DG0.8-20R2, Module 0.8, 20 Tooth, Double Start, Right Hand, Acetal Worm Wheels Specifications
Metric
Inch
Gear Type
Worm Gears
Construction
Acetal Worm Wheels
Bore Type
Plain
Number of Start
2
Nominal Lead Angle
6°34'
Hand of Thread
Right Hand
Reduction Ratio
10
Module
0.8
No. of teeth
20
Profile Shift Coefficient
-0.066
Shape
HA
Bore (A)
5.0
(mm)
Hub Diameter (B)
12.0
(mm)
Pitch Diameter (C)
16.11
(mm)
Outer Diameter (D')
17.6
(mm)
Mounting Distance (J)
15.0
(mm)
Face Width (E)
9.0
(mm)
Hub Width (F)
9.0
(mm)
Total Length (G)
18.00
(mm)
Bending Strength (N-m)
0.3100
Bending Strength (kgf-m)
0.0320
Backlash
0.04-0.22
(mm)
Weight
0.00373
(kg)
Precision Grade
KHK W 002 grade 5
Reference Section of Gear
Normal Plane
Gear Teeth Type
Standard full depth
Helix Angle
6°34'
Pressure Angle
20°
Material
Polyacetal