Kohara Gear Industry

64-7209-91　［Discontinued］Screw gear　SN4-30RJ25

Features

Since the engagement ratio is larger than that of SS spur gears, it is effective for noise and vibration control.
Gear for power transmission.

Module: m4
number of teeth : 30
Shape: S1K
Reference diameter (mm): 169.706
Tooth width (mm): 30
Hole Diameter (mm): 25
Tip Diameter: 177.706
Total length ( mm ) : 50
Boss Diameter (mm): 110
Boss Length: 20
Tap: M6
Key Groove: 8 x 3.3
screw Hole Position : 10
Gear Precision: JIS B 1702: 5 Grade Equivalent
Tooth surface hardness:
Tooth profile: Normal teeth
Surface Treatment: Black Dye (No re-black dye on the re-processed part.).
)
Pressure Angle: 20 deg.
tooth surface finishes: cutting
gear reference plane: holes (H7)
Heat treatment: None
Helix Angle: 45 °
material/Finishing: S 45 C
As this product is a contract processed product, the manufacture will be completed in 3 days after the order.
(Distribution is not included.)
This product cannot be cancelled because it will be processed immediately after ordering.
Country of origin: Japan
Product Code: 127 -1715

Order No.	64-7209-91
Model No.	SN4-30RJ25
Standard price	JPY: 28,350 USD: 177.71 Excange rate 1USD= 159.53JPY Valid price in Japan
Quantity	1piece

Stock in Japan	-