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Super Precision, High Speed Spindle Bearings


BS/BSS-2RZ Ball screw support bearings, sealed structure

BSS TN1-2RZ (BS inch series)

BSS-2RZ-Ball-screw-support-seals
COREDEMAR
Part Number
Boundary dimensions Mounting dimensions Load rating Limiting speed Weight
d D B rsmin a da Da ra Cr Cor Grease Oil Kg
mm h12 H12 max KN r/min
BSS 2047-2RZ TN1 20.000 47 15.875 1.0 38 27.5 39.5 1.0 19.3 25.0 12,000 0.13
BSS 2362-2RZ TN1 23.838 62 15.875 1.0 45 38.0 52.0 1.0 29.5 41.5 9,000 0.24
BSS 3872-2RZ TN1 38.100 72 15.875 1.0 56 49.0 62.5 1.1 28 49.0 8,000 0.26
BSS 4476-2RZ TN1 44.475 76.2 15.875 1.0 60 52.0 68.0 1.0 28.5 52.0 7,500 0.26
BSS 5790-2RZ TN1 57.150 90 15.875 1.0 72 65.0 80.0 1.0 32.5 65.5 6,300 0.38
BSS 76110-2RZ TN1 76.200 110 15.875 1.5 88 85.0 99.5 1.5 35.5 83.0 5,000 0.75
BSS 101145-2RZ TN1 ###### 145 22.225 1.5 118 #### 132.0 2.0 69.5 173.0 3,800 1.37

Legend

d Inner Diameter Rs min Radius RPM Rotations/Minute
D Outer Diameter R1s min Radius KN Kilo Newtons
B Width Ra Axial Rigidity N Newtons (1N = .2248 lbs.)
Dw Ball Size Rr Radial Rigidity μ Micron (.00004′)
Z Ball Quantity mm Millimeters

 

packaging_specifications_download_pdf  BS/BSS-2RZ Ball screw support bearings, sealed structure V2.0 b Print v1