mini excavator parts track roller, PC200-5 excavator track bottom roller
Offer High Quality Brand 45.618x82.931x26.988 mini excavator parts track roller, PC200-5 excavator track bottom roller .Contact Us Online to Kate Komatsu part Machinery Co., Ltd Get Best Quote.
Bearing number: |
4T-25590/25523 |
Size (mm): |
45.618x82.931x26.988 |
Bore Diameter (mm): |
45,618 |
Outer Diameter (mm): |
82,931 |
Width (mm): |
26,988 |
d: |
45,618 mm |
D: |
82,931 mm |
T: |
26,988 mm |
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Product Details
Bearing number |
4T-25590/25523 |
Size (mm) |
45.618x82.931x26.988 |
Bore Diameter (mm) |
45,618 |
Outer Diameter (mm) |
82,931 |
Width (mm) |
26,988 |
d |
45,618 mm |
D |
82,931 mm |
T |
26,988 mm |
B |
25,4 mm |
C |
22,225 mm |
d1 |
63 mm |
a |
20.79 mm |
e |
0.33 |
Y2 |
1.79 |
Y0 |
0.99 |
Mass |
0.59 kg |
Dynamic load, C |
76 kN |
Rating life coefficient, A2 |
1.4 |
Static load, C0 |
98 kN |
Fatigue limit load, Cu |
12 kN |
Nlim (oil) |
6,000 rpm |
Nlim (grease) |
4,500 rpm |
Min operating temperature, Tmin |
-40 °C |
Max operating temperature, Tmax |
120 °C |
Characteristic cage frequency, FTF |
0.43 Hz |
Characteristic rolling element frequency, BSF |
7.08 Hz |
Characteristic outer ring frequency, BPF0 |
7.78 Hz |
Characteristic inner ring frequency, BPFI |
10.22 Hz |
ra max |
3.5 mm |
r1a max |
2.3 mm |