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Standard ball bushings closed

BB25UU - SNR

BB25UU

Closed ball bushings enable precise and low-friction linear movements on self-supporting hardened steel shafts.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
Design typeBBE
Ball bushings categoryStandard ball bushings, closed
StandardJIS dimension
Number of seals2
Material outer cylinder or steel segments100Cr6
Material CagePA
Initial greasingNon/No
d - Internal diameter25 mm
d - Internal diameter tolerance0/-0,010
D - External diameter40 mm
D - External diameter tolerance0/-0,016
L - Length59 mm
L - Length tolerance0/-0,3
L141 mm
L1 tolerance0/-0,3
D1 - Diameter38 mm
L21,85 mm
Number of ball rows6
Mass0,24 kg
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PRODUCT PERFORMANCE
Cmin1,073 kN
Cmax1,373 kN
C0min1,57 kN
C0max2,01 kN
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature80 °C