KHK Gears - Thermal Refined Racks w/ Machined Ends (KRF - KRFD)

Unit of Measure

Items	KRF1.5-1000 KHK KRF1.5-1000, Module 1.5, 212 Tooth, Thermal Refined Racks w/ Machined Ends	KRF1.5-500 KHK KRF1.5-500, Module 1.5, 106 Tooth, Thermal Refined Racks w/ Machined Ends	KRF2.5-1000 KHK KRF2.5-1000, Module 2.5, 128 Tooth, Thermal Refined Racks w/ Machined Ends	KRF2.5-500 KHK KRF2.5-500, Module 2.5, 64 Tooth, Thermal Refined Racks w/ Machined Ends	KRF2-1000 KHK KRF2-1000, Module 2, 160 Tooth, Thermal Refined Racks w/ Machined Ends
Gear Type	N/A Racks
Construction	N/A Hardened Carbon Steel Racks
Module	N/A 1.5	N/A 1.5	N/A 2.5	N/A 2.5	N/A 2
Effective No. of Teeth	N/A 212	N/A 106	N/A 128	N/A 64	N/A 160
Shape	N/A RF
Total Length Rack (A)	N/A 39.332 in999.03 mm	N/A 19.666 in499.51 mm	N/A 39.579 in1005.31 mm	N/A 19.789 in502.65 mm	N/A 39.579 in1005.31 mm
Face Width (B)	N/A 0.591 in15 mm	N/A 0.591 in15 mm	N/A 0.984 in25 mm	N/A 0.984 in25 mm	N/A 0.787 in20 mm
Height (C)	N/A 0.787 in20 mm	N/A 0.787 in20 mm	N/A 1.181 in30 mm	N/A 1.181 in30 mm	N/A 0.984 in25 mm
Height To Pitch Line (D)	N/A 0.728 in18.5 mm	N/A 0.728 in18.5 mm	N/A 1.083 in27.5 mm	N/A 1.083 in27.5 mm	N/A 0.906 in23 mm
Mounting Hole	N/A No
No. of Mounting Holes	N/A
Mounting Screw Size	N/A
Mounting Hole Height (E)	N/A
Distance of First Mounting Hole From Edge (F)	N/A
Mounting Hole Spacing (G)	N/A
Counterbore Depth (H)	N/A
Counterbore (I)	N/A
Counterbore Diameter (J)	N/A
Surface Durability	N/A 953 N·m97.2 kgf·m	N/A 953 N·m97.2 kgf·m	N/A 2810 N·m287 kgf·m	N/A 2810 N·m287 kgf·m	N/A 1760 N·m179 kgf·m
Bending Strength	N/A 3450 N·m352 kgf·m	N/A 3450 N·m352 kgf·m	N/A 9580 N·m977 kgf·m	N/A 9580 N·m977 kgf·m	N/A 6130 N·m625 kgf·m
Backlash	N/A 0.0016-0.0059 in0.04-0.15 mm	N/A 0.0016-0.0059 in0.04-0.15 mm	N/A 0.0024-0.0071 in0.06-0.18 mm	N/A 0.0024-0.0071 in0.06-0.18 mm	N/A 0.0020-0.0063 in0.05-0.16 mm
Precision Grade	N/A KHK R 001 grade 4
Gear Teeth Type	N/A Standard Full Depth
Pressure Angle	N/A 20 º
Material	N/A SCM440 (AISI 4140) Alloy Steel
Heat Treatment	N/A Thermal Refininig Only
Tooth Hardness	N/A 225-285HB
Weight	N/A 2.18 kg4.806 lb	N/A 1.09 kg2.403 lb	N/A 5.43 kg11.971 lb	N/A 2.71 kg5.974 lb	N/A 3.63 kg8.003 lb