supplier for 72187 - 72488D bearing , Timken size d:47.625 *D:123.825 *B:32.791 mm ,

72187 - 72488D

4T-72188C/72487 72188C/72487

72187 - 72488D bearinginquiry

Series

72000

Cone Part Number

72187

Cup Part Number

72488D

Design Units

Imperial

Bearing Weight

9.2862 lb
4.2121 Kg

Cage Type

Stamped Steel

D - Cup Outer Diameter

4.8750 in
123.825 mm

d - Cone Bore

1.8750 in
47.625 mm

B - Cone Width

1.2910 in
32.791 mm

C - Double Cup Width

2.1875 in
55.563 mm

T - Bearing Width across Cones

3.0624 in
77.785 mm

Z - Number of Rollers Per Row

Ka - Locking Pin Diameter

N/A

Kb - Locking Pin Depth

N/A

R - Cone Backface "To Clear" Radius¹

0.140 in
3.600 mm

r - Cup Frontface "To Clear" Radius²

0.06 in
1.5 mm

db - Cone Backface Backing Diameter

2.83 in
71.90 mm

Da - Cup Frontface Backing Diameter

4.56 in
115.82 mm

Aa - Cage-Cone Backface Clearance

0.21 in
5.30 mm

C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)¹

8910 lbf
39600 N

C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)²

59800 lbf
266000 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)³

15500 lbf
69000 N

C_a90 - Dynamic Thrust Rating (90 million revolutions)⁴

11200 lbf
50000 N

K - Factor¹

0.79

e - ISO Factor²

1.94

Y1 - ISO Factor³

0.35
0.52

Y2 - ISO Factor⁴

0.52

G1 - Heat Generation Factor (Roller-Raceway)⁵

47.7

G2 - Heat Generation Factor (Rib-Roller End)

14.1

Cg - Geometry Factor⁶

0.0772

Sales the 72187 - 72488D bearings, condition monitoring and technical supports. we can assure the quality of the Timken 72187 - 72488D bearings we provide, at the same time guarantee the price is always competitive. As our valued customers, you always have a peace in mind when using 72187 - 72488D bearings..

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Brand:

NTN Bearing

Category:

Tapered Roller Bearings

Model:

4T-72188C/72487

47.625 mm

123.825 mm

32.791 mm

Cr:

154 N

C0r:

188 N

Grease RPM:

2900 1/min

Oil RPM:

3900 1/min

2.16 kg

New Model:

4T-72188C/72487

Brand:

TIMKEN Bearing

Category:

Tapered Roller Bearings

Model:

72188C/72487

47.625 mm

123.825 mm

32.791 mm

Cr:

167000 N

C0r:

208000 N

2.18 kg