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  • BG Worm Wheel
  • BG Worm Wheel
  • BG Worm Wheel

BG Worm Wheel BG4-20R2

5.00 (3)
Item.#
07136726
Mfr.#
BG4-20R2
Package Qty.
1PC
Ship pack of
1
309.90 SGD
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Shipped after 2017-09-28
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Item Feature
Gear Reference Section View
Right angle teeth
Standard Diameter C (mm)
80.67
Face Normal Pressure Angle
14 degree 30 '
Accuracy Class
W002 4 grade KHK
Assembly Distance J (mm)
71
Number
2
Twist
Right
Module
4
Tolerance A
h7
Total Length G (mm)
52
Number of Gears
20
Reduction Ratio
1/10
Material
CAC502A(PBC2)
Surface Finish
Cutting
Teeth Cutting Reference Surface
Hole
Tooth Profile
Namiha
Bore Diameter A (phi mm)
20
Tip Diameter D1 (mm)
90
Profile Shift Coefficient
-0.084
Throat diameter D (phimm)
88
Weight (kg)
1.8
Face Width (E)(mm)
35
Boss Diameter B (mm)
60
Allowable Torque (N/m [kgf/m])
Strength tooth surface (reference value): 21.41 (2.18)
Customer Reviews
5 star 3
4 star 0
3 star 0
2 star 0
1 star 0
Review Rating: 5.00
3 Customer Reviews
The reviews are automatic translation.
Portable equatorial mount
5
From Japan
On 2017-04-15 20:44:48
Used as a gear of a portable equatorial mount for constellation shooting. There are plenty of combinations of gears.
This review is about item#38014995.
It is used in combination with a planetary gear in a small reduction gear.
5
From Japan
On 2016-06-22 14:44:03
Module 0.5 is small and easy to use.
This review is about item#38015013.
Prototype of small equatorial mount
5
From Japan
On 2015-07-20 20:24:11
Horobis for fixing was attached and it was convenient. Combined with purchased warm, it became warm gear as planned. The price is reasonable and satisfied.
This review is about item#38015031.