NAST12ZZR
See the technical specification for details.

NAST12ZZR

Support roller (yoke-type track roller), separable, with cage, with two side plates, open, crowned outer profile , NAST12ZZR, NABR12, CZM12R, NAST12-2Z, STO12ZZ

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TECHNICAL INFORMATION

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DIMENSIONS
D 32 mm Outside diameter
d 12 mm Bore diameter
B 12 mm Width inner ring
C 11.8 mm Width outer ring
d1 25.5 mm Outside diameter flange ring
e 2.5 mm e
f 0.8 mm f
h 2 mm Lubrication hole diameter
LOAD RATINGS
C 8.8 kN Basic dynamic load rating
C0 9.8 kN Basic static load rating
Pu 1.18 kN Fatigue load limit
Fr 8.3 kN Maximum dynamic radial load
F0r 12 kN Maximum static radial load
LIMITING SPEED
nD G 13000 r/min Limiting speed
WEIGHT
≈m 0.075 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
With 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
With Re-lubrication
TOLERANCES AND CLEARANCES
P0(ABEC-1) Tolerance class
CN Radial internal clearance

INTERCHANGE CODE TABLE

IKO・THK NTN KOYO INA・SKF FAG Torrington
NAST12ZZR
NABR12
CZM12R
NAST12-2Z
STO12ZZ
STO12ZZ

Tolerance and Clearance


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