RSTO20
See the technical specification for details.

RSTO20

Support roller (yoke-type track roller), without flange rings and inner ring, RSTO20, RNAST 20 R, RNAB204

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TECHNICAL INFORMATION

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DIMENSIONS
D 47 mm Outside diameter
Fw 25 mm Diameter under rollers
C 15.8 mm Width outer ring
E 32 mm Raceway diameter outer ring
r min 0.3 mm Chamfer dimension outer ring
LOAD RATINGS
C 16.1 kN Basic dynamic load rating
C0 21.2 kN Basic static load rating
Pu 2.5 kN Fatigue load limit
Fr 18.6 kN Maximum dynamic radial load
F0r 26.5 kN Maximum static radial load
LIMITING SPEED
nD G 2400 r/min Limiting speed
WEIGHT
≈m 0.13 kg Weight
OPERATING TEMPERATURE
-30 ºC to +120 ºC Temperature range °C
-22 ºF to +250 ºF Temperature range °F
FEATURES
Crowned Outer ring profile
Needle rollers Rolling elements
1 Number of rows
Without Axial guidance of outer ring
GCr15 (52100, 100Cr6) Ring and roller material
Sheet steel Cage material
Open Sealing type
Lithium Soap Grease NLGI #2 Grease
Not available Re-lubrication
TOLERANCES AND CLEARANCES
P0(ABEC-1) Tolerance class
Not available Radial internal clearance

INTERCHANGE CODE TABLE

INA SKF Koyo-Torrington IKO/THK NTN
RSTO20
RSTO 20
RSTO20
RNAST 20 R
RNAB204

Tolerance and Clearance


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