Metric Ground Racks Module 1, 1.5, 2, 2.5, 3

Quality Transmission is the largest North American supplier of off-the-shelf metric gearing.

Specifications
Precision grade	KHK R 001 grade 1	Core hardness	HB250285
Gear teeth	Standard full depth	Surface hardness	HB250285
Pressure angle	20	Surface treatment	-
Material	SCM440 Alloy Steel	Surface finish	Ground
Heat treatment	Thermal Refining only	Datum reference surface for gear grinding	Bottom surface

R1 (Type F)

R1 (Type D)

Module 13

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Catalog No.	Module	Total length	Face width	Height	Height to pitch line	Effective No. of teeth	Shape	Allowable force (kgf)		Allowable force (N)		Weight (kgf)	Catalog No.
Catalog No.	m	A	B	C	D	Effective No. of teeth	Shape	Bending strength	Surface durability	Bending strength	Surface durability	Weight (kgf)	Catalog No.
KRG1-100 [ DXF\| DWG\| 3D CAD] KRG1.5-100 [ DXF\| DWG\| 3D CAD] KRG2-100 [ DXF\| DWG\| 3D CAD] KRG2.5-100 [ DXF\| DWG\| 3D CAD] KRG3-100 [ DXF\| DWG\| 3D CAD]	1 1.5 2 2.5 3	98 101 98 100 101	10 15 20 25 30	15 20 25 30 35	14 18.5 23 27.5 32	32 22 16 13 11	R1 R1 R1 R1 R1	156.3 351.8 625.4 977.1 1407	65.34 147 261.4 408.4 588.1	1533 3450 6133 9582 13800	640.8 1442 2563 4005 5767	0.11 0.23 0.36 0.55 0.78	KRG1-100 KRG1.5-100 KRG2-100 KRG2.5-100 KRG3-100

Module 13

Please click on the catalog number to view pricing and availability

Catalog No.	Module	Total length	Face width	Height	Height to pitch line	Effective No. of teeth	Shape	Allowable force (kgf)		Allowable force (N)		Weight (kgf)	Catalog No.
Catalog No.	m	A	B	C	D	Effective No. of teeth	Shape	Bending strength	Surface durability	Bending strength	Surface durability	Weight (kgf)	Catalog No.
KRG1-500 [ DXF\| DWG\| 3D CAD] KRG1.5-500 [ DXF\| DWG\| 3D CAD] KRG2-500 [ DXF\| DWG\| 3D CAD] KRG2.5-500 [ DXF\| DWG\| 3D CAD] KRG3-500 [ DXF\| DWG\| 3D CAD]	1 1.5 2 2.5 3	505 505 505 505 505	10 15 20 25 30	15 20 25 30 35	14 18.5 23 27.5 32	160 107 80 64 53	R1 R1 R1 R1 R1	156.3 351.8 625.4 977.1 1407	65.34 147 261.4 408.4 588.1	1533 3450 6133 9582 13800	640.8 1442 2563 4005 5767	0.55 1.2 1.9 2.6 3.8	KRG1-500 KRG1.5-500 KRG2-500 KRG2.5-500 KRG3-500

CAUTION: Please follows the "Application Hints" on P. 140 to ensure precision of assembling.

Module 13 Type F

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Catalog No.	Module	Total length	Face width	Height	Height to pitch line	Effective No. of teeth	Shape	Allowable force (kgf)		Allowable force (N)		Weight (kgf)	Catalog No.
Catalog No.	m	A	B	C	D	Effective No. of teeth	Shape	Bending strength	Surface durability	Bending strength	Surface durability	Weight (kgf)	Catalog No.
KRGF1-1000 [ DXF\| DWG\| 3D CAD] KRGF1.5-1000 [ DXF\| DWG\| 3D CAD] KRGF2-1000 [ DXF\| DWG\| 3D CAD] KRGF2.5-1000 [ DXF\| DWG\| 3D CAD] KRGF3-1000 [ DXF\| DWG\| 3D CAD]	1 1.5 2 2.5 3	999.03 999.03 1005.31 1005.31 999.03	10 15 20 25 30	20 20 25 30 35	19 18.5 23 27.5 32	318 212 160 128 106	R1 R1 R1 R1 R1	156.3 351.8 625.4 977.1 1407	65.34 147 261.4 408.4 588.1	1533 3450 6133 9582 13800	640.8 1442 2563 4005 5767	1.5 2.2 3.6 5.4 7.5	KRGF1-1000 KRGF1.5-1000 KRGF2-1000 KRGF2.5-1000 KRGF3-1000

CAUTION: The last tooth of the machined end racks has the pitch, t₀, with tolerance of 0 to -0.1mm.

Module 13 Type D

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Catalog No.	Module	Total length	Face width	Height	Height to pitch line	Effective No. of teeth	Mounting hole dimensions			No. of mounting holes	Mounting screw size	Counterbore dimensions				Shape	Allowable force (kgf)		Allowable force (N)		Weight (kgf)	Catalog No.
Catalog No.	m	A	B	C	D	Effective No. of teeth	E	F	G	No. of mounting holes	Mounting screw size	H	I	J	K	Shape	Bending strength	Surface durability	Bending strength	Surface durability	Weight (kgf)	Catalog No.
KRGD1-500 [ DXF\| DWG\| 3D CAD] KRGD1.5-500 [ DXF\| DWG\| 3D CAD] KRGD2-500 [ DXF\| DWG\| 3D CAD] KRGD2.5-500 [ DXF\| DWG\| 3D CAD] KRGD3-500 [ DXF\| DWG\| 3D CAD]	1 1.5 2 2.5 3	499.51 499.51 502.65 502.65 499.51	10 15 20 25 30	15 20 25 30 35	14 18.5 23 27.5 32	159 106 80 64 53	6 8 10 12 14	39.75 39.75 41.32 41.32 39.75	140 140 140 140 140	4 4 4 4 4	M4 M5 M6 M8 M10	5 6 7 9 11	8 10 11 14 17.5	4.5 6 7 9 11	5 9 13 16 19	R1 R1 R1 R1 R1	156.3 351.8 625.4 977.1 1407	65.34 147 261.4 408.4 588.1	1533 3450 6133 9582 13800	640.8 1442 2563 4005 5767	0.55 1 1.7 2.6 3.6	KRGD1-500 KRGD1.5-500 KRGD2-500 KRGD2.5-500 KRGD3-500

CAUTION: The tolerance of the side mounting holes (dimensions "E" and "F") are machined to general tolerances. We recommend that you secure the rack after assembly by means of dowel pins.

NOTE: Allowable transmission forces are calculated according to JGMA Standards 401-01 and 402-01. All dimensions shown in the above table(s) are listed in millimeters unless otherwise specified.

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