Feature

●Module: 3 Number of Teeth: 20 Reference Circle Diameter: 3.3 inches (84.85 mm) Tooth Width: 1.0 inches (25 mm) Hole Diameter: 0.8 inches (20 mm) Total Length: 1.7 inches (43 mm) Shape: S1 Tooth Diameter: 3.6 inches (90.8528 mm) Boss Diameter: 60 Twist Direction: R Tap:
●Gear Accuracy: JISB1702: N9 Teeth Shape: Normal, Pressure Angle: 20° Heat Treatment: None Tooth Finish: Cutting Ratchet Standard Surface: Hole (H7) Heat Treatment: None Twisted Angle: -45° Possible: Yes
●S45C


Description

Manufacturer Name: Ohara Gear Industry Co., Ltd.
[Features]
This is a popular product for screw gears.
The teeth surface can be used to further process high frequency hardening.
[Uses]
Power transmission gear
Specifications:
Product Name: KHK Screw Gear SN3-20R
Item Number: SN3-20R
Modules: 3
Number of Teeth: 20
Reference Circle Diameter: 3.3 inches (84.85 mm)
Tooth width: 1.0 inch (25 mm)
Hole Diameter: 0.8 inches (20 mm)
Total Length: 1.7 inches (43 mm)
Shape: S1
Tip Circle Diameter: 3.5 inches (90.8528 mm)
Boss Length: 18
Boss Diameter: 2.4 inches (60 mm)
Torsion Direction: R
Tap:-
Keyway:-
Gear Accuracy: JISB1702:N9 Grade
Tooth shape: medium teeth
Pressure angle: 20°
Heat Treatment: No
Tooth Finish: Cutting
Dental Cutting Base Surface: Hole (H7)
Heat Treatment: No
Torsion angle: -45°
Can be pushed or not:Yes
[Material/Finish]
S45C
Weight: 2.9 lbs (1.400 kg)