Metro Gearbox Gear

Gear Basic Data
Gear Tooth Shape	involute
Gear Material	18CrNiMo7-6
Gear Process	foging, lating, hobbing, internal and plane grinding, tooth grinding
Pressure Angle	20°
Quality level	DIN 3962 class 6
Gear Type	Mn=4, Z=123, β=17°, X=-0.0905
Total Length mm	139.3
Packing	Seaworthy package
MOQ	10

CAPABILITIES OF GEAR/ SPLINE

INTERNAL GEARS AND INTERNAL SPLINES
	MILLING	SHAPING	TOOTH GRINDING
Maximum O.D.	2500 mm	2500 mm	2500 mm
Minimum I.D.	650 mm	50 mm	100 mm
Maximum Face Width	500 mm	500 mm	500 mm
Maximum Diametral Pitch	DP 1	DP 1	DP 0.5
Maximum Module	26 mm	26 mm	45 mm
AGMA Level/ DIN Level	DIN Class 8	DIN Class 8	DIN Class 4
Tooth Surface Finishing	Ra 3.2	Ra 3.2	Ra 0.6
Maximum Helix Angle	±22.5°	±22.5°	±45°

EXTERNAL GEARS AND EXTERNAL SPLINES
	HOBBING	MILLING	TOOTH GRINDING
Maximum O.D.	1250 mm	2500 mm	2500 mm
Minimum O.D.	20 mm	200 mm	20 mm
Maximum Face Width	500 mm	500 mm	1480 mm
Maximum Diametral Pitch	DP 1	DP 1	DP 0.5
Maximum Module	26 mm	26 mm	45 mm
AGMA Level/ DIN Level	DIN Class 8	DIN Class 8	DIN Class 4
Tooth Surface Finishing	Ra 3.2	Ra 3.2	Ra 0.6
Maximum Helix Angle	±45°	±45°	±45°

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