THK Wide, Low Gravity Center LM Guide (HRW)

THK HRW-CA Block

The flange of its LM block has tapped holes. Can be mounted from the top or the bottom.

Model No. Dimensions Basic load rating
Outer Block Rail Radial
Height
M
Width
W
Length
L
B C S H Pitch
F
d1xd2xh Dynamic
rating
C
Static
rating
C0
mm mm mm mm mm mm mm mm mm (KN) (KN)
HRW17CA1UU BLOCK 17 60 50.8 53 26 M4 3.3 40 4.5x7.5x5.3 5.53 9.1
HRW21CA1UU BLOCK 21 68 58.8 60 29 M5 4.4 50 4.5x7.5x5.3 8.02 12.9
HRW27CA1SS BLOCK 27 80 72.8 70 40 M6 5.3 60 4.5x7.5x5.3 14.2 21.6
HRW50CA1SS BLOCK 50 162 140.5 144 80 M10 8.6 80 9x14x12 62.4 86.3
HRW35CA1SS BLOCK 35 120 106.6 107 60 M8 6.8 80 7x11x9 33.8 48.6
HRW17CA1UUC1 BLOCK 17 60 50.8 53 26 M4 3.3 40 4.5x7.5x5.3 5.53 9.1
HRW50CA1SSC1 BLOCK 50 162 140.5 144 80 M10 8.6 80 9x14x12 62.4 86.3
HRW35CA1SSC1 BLOCK 35 120 106.6 107 60 M8 6.8 80 7x11x9 33.8 48.6
HRW27CA1SSC1 BLOCK 27 80 72.8 70 40 M6 5.3 60 4.5x7.5x5.3 14.2 21.6
HRW21CA1UUC1 BLOCK 21 68 58.8 60 29 M5 4.4 50 4.5x7.5x5.3 8.02 12.9

THK HRW-CR Block

The LM block has tapped holes.

Model No. Dimensions Basic load rating
Outer Block Rail Radial
Height
M
Width
W
Length
L
B C S x l Pitch
F
d1xd2xh Dynamic
rating
C
Static
rating
C0
mm mm mm mm mm mm mm mm (KN) (KN)
HRW17CR1UU BLOCK 17 50 50.8 29 15 M4 x 5 40 4.5x7.5x5.3 5.53 9.1
HRW21CR1UU BLOCK 21 54 58.8 31 19 M5 x 6 50 4.5x7.5x5.3 8.02 12.9
HRW27CR1SS BLOCK 27 62 72.8 46 32 M6 x 6 60 4.5x7.5x5.3 14.2 21.6
HRW50CR1SS BLOCK 50 130 140.5 100 65 M10 x 15 80 9x14x12 62.4 86.3
HRW35CR1SS BLOCK 35 100 106.6 76 50 M8 x 8 80 7x11x9 33.8 48.6
HRW17CR1UUC1 BLOCK 17 50 50.8 29 15 M4 x 5 40 4.5x7.5x5.3 5.53 9.1
HRW50CR1SSC1 BLOCK 50 130 140.5 100 65 M10 x 15 80 9x14x12 62.4 86.3
HRW35CR1SSC1 BLOCK 35 100 106.6 76 50 M8 x 8 80 7x11x9 33.8 48.6
HRW27CR1SSC1 BLOCK 27 62 72.8 46 32 M6 x 6 60 4.5x7.5x5.3 14.2 21.6
HRW21CR1UUC1 BLOCK 21 54 58.8 31 19 M5 x 6 50 4.5x7.5x5.3 8.02 12.9

THK Wide Rail (HRW)

Rails for HRW Blocks

Model No. Nominal rail size Maximum length Series Standard pitch F G
HRW17-110L RAIL 17 mm 110 mm HRW17 40 15
HRW17-190L RAIL 17 mm 190 mm HRW17 40 15
HRW17-310L RAIL 17 mm 310 mm HRW17 40 15
HRW17-470L RAIL 17 mm 470 mm HRW17 40 15
HRW17-550L RAIL 17 mm 550 mm HRW17 40 15
HRW17-1900L RAIL 17 mm 1900 mm HRW17 40 15
HRW21-130L RAIL 21 mm 130 mm HRW21 50 15
HRW21-230L RAIL 21 mm 230 mm HRW21 50 15
HRW21-380L RAIL 21 mm 380 mm HRW21 50 15
HRW21-480L RAIL 21 mm 480 mm HRW21 50 15
HRW21-580L RAIL 21 mm 580 mm HRW21 50 15
HRW21-780L RAIL 21 mm 780 mm HRW21 50 15
HRW21-1900L RAIL 21 mm 1900 mm HRW21 50 15
HRW27-160L RAIL 27 mm 160 mm HRW27 60 20
HRW27-280L RAIL 27 mm 280 mm HRW27 60 20
HRW27-340L RAIL 27 mm 340 mm HRW27 60 20
HRW27-460L RAIL 27 mm 460 mm HRW27 60 20
HRW27-640L RAIL 27 mm 640 mm HRW27 60 20
HRW27-820L RAIL 27 mm 820 mm HRW27 60 20
HRW27-3000L RAIL 27 mm 3000 mm HRW27 60 20
HRW35-280L RAIL 35 mm 280 mm HRW35 80 20
HRW35-440L RAIL 35 mm 440 mm HRW35 80 20
HRW35-760L RAIL 35 mm 760 mm HRW35 80 20
HRW35-1000L RAIL 35 mm 1000 mm HRW35 80 20
HRW35-1240L RAIL 35 mm 1240 mm HRW35 80 20
HRW35-1560L RAIL 35 mm 1560 mm HRW35 80 20
HRW35-3000L RAIL 35 mm 3000 mm HRW35 80 20
HRW50-280L RAIL 50 mm 280 mm HRW50 80 20
HRW50-440L RAIL 50 mm 440 mm HRW50 80 20
HRW50-760L RAIL 50 mm 760 mm HRW50 80 20
HRW50-1000L RAIL 50 mm 1000 mm HRW50 80 20
HRW50-1240L RAIL 50 mm 1240 mm HRW50 80 20
HRW50-1640L RAIL 50 mm 1640 mm HRW50 80 20
HRW50-2040L RAIL 50 mm 2040 mm HRW50 80 20
HRW50-3000L RAIL 50 mm 3000 mm HRW50 80 20

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