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高NS耐K食・L高in硬e度arスGテuンidレeスsTEMSRZo軸ll受er Guide RB Series

■ Square type ( Tapped mounting holes)

High-load type : RB-AL, TL

Super high-load type : RB-BL, UL

M Pitch Depth 1 M Pitch Depth 1

High-load type Super high load type

Unit : mm

Assembly Roller slide dimensions Rail Basic load rating

Model No. Height Width Length Mounting hole Hole size of Width Height Pitch Mounting bolt hole Dynamic Static Static moment (N・m)
d×D×h
H E W L B B4 J J2 J4 Number of holes M×ℓ1 grease fitting W1 H1 F MRO MPO MYO
M8×7
RB30AL 38 6.5 60 110.8 40 20 40 40 - 6 φ3 28 28 40 9×14×12 38 900 93 500 1 670 1 140 1 140
RB30BL 135.4 47 600
60 60 30 8 121 000 2 170 1 950 1 950

RB35AL 44 6.5 70 123.8 50 25 50 50 - 6 M8×8 M6×0.75 34 31 40 9×14×12 53 300 129 000 2 810 1 800 1 800
RB35BL 152 72 72 36 8 67 400
175 000 3 810 3 250 3 250

RB45AL 52 8 86 154 60 30 60 60 - 6 M10×10 M6×0.75 45 38 52.5 14×20×17 92 800 229 000 6 180 4 080 4 080
RB45BL 190 80 80 40 8 116 000
305 000 8 240 7 150 7 150

RB55AL 184 65 - 75 - - 4 129 000 330 000 10 200 7 060 7 060
RB55TL 100 75 37.5 75 6 168 000
RB55BL 63 9 M12×12 Rc1/8 53 43.5 60 16×23×20
RB55UL 234 65 - 47.5
75 37.5 95 95 - 462 000 14 300 13 600 13 600
504 000 19 200 12 700 12 700
RB65AL 228.4 38 70 70 - 210 000 756 000 28 700 28 600 28 600
288 000
RB65BL 75 10 126 302.5 76 - 110 - 55 6 M16×16 Rc1/8 63 52 75 18×26×22
RB65UL 38 120 120 -

＊The arrangement of roller slide mounting holes of RB55AL and TL differs from that of BL and UL.
＊The arrangement of roller slide mounting holes of RB65BL and UL differs from that of others.

■ Flange type
　 (for both tapped and bolt mounting holes)

High-load type : RB-EM

Super high-load type : RB-GM M Pitch M Pitch

High-load type Super high load type

Unit : mm

Assembly Roller slide dimensions Rail Basic load rating

Model No. Height Width Length Mounting hole Hole size of Width Height Pitch Mounting bolt hole Dynamic Static Static moment (N・m)
Number of holes M×ℓ1(ℓ2) d×D×h
H EW L B J J2 Q×ℓ1(ℓ2) grease fitting W1 H1 F MRO MPO MYO

RB30EM 38 6.5 90 110.8 72 52 44 6 M10×12(8.5) 8.6×12(8.5) φ3 28 28 40 9×14×12 38 900 93 500 1 670 1 140 1 140
RB30GM 135.4 8 47 600 121 000
2 170 1 950 1 950

RB35EM 44 6.5 100 123.8 82 62 52 6 M10×13(11.5) 8.6×13(11.5) M6×0.75 34 31 40 9×14×12 53 300 129 000 2 810 1 800 1 800
RB35GM 152 8 67 400 175 000 3 810 3 250 3 250

RB45EM 52 8 120 154 100 80 60 6 M12×15(12.5) 10.5×15(12.5) M6×0.75 45 38 52.5 14×20×17 92 800 229 000 6 180 4 080 4 080
RB45GM 190 8 116 000 305 000 8 240 7 150 7 150

RB55EM 63 9 140 184 116 95 70 6 M14×18(18) 12.5×18(18) Rc1/8 53 43.5 60 16×23×20 129 000 330 000 10 200 7 060 7 060
RB55GM 234 8 168 000 462 000 14 300 13 600 13 600

RB65EM 75 10 170 228.4 142 110 82 6 M16×24(21) 14.6×24(21) Rc1/8 63 52 75 18×26×22 210 000 504 000 19 200 12 700 12 700
RB65GM 302.5 8 288 000 756 000 28 700 28 600 28 600

Reference number P5 3 Material and surface treatment code Accuracy grade Preload
Special high carbon steel P3 Ultra precision grade Medium preload Z3
Example RB35 1000 AL C 2 Rail length (mm) Special high carbon steel P4 Super precision grade
with surface treatment P5 High precision grade Configuration
Model No. P6 Precision grade Single rail use
See dimensions table Number of roller slides Use two rails /axis
Number of roller slides per rail With NSK K1
K3 Ultra precision grade
Design number K4 Super precision grade
Add to reference number K5 High precision grade
K6 Precision grade

For more information about NSK products, please contact: www.nsk.com

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