Tapered roller bearings
  • Single-row tapered roller bearings
  • 3878/20 Inch series

3878/20 Bearing | Single-row tapered roller bearings

3878/20 interchange JTEKT Corporation(Koyo) | Jtekt North America 3878/20
3878/20 cross reference JTEKT Corporation(Koyo) | Jtekt North America 3878/20
3878/20 Equivalent bearing interchange guide:
Price: enquiry
Model Number: 3878/20
d: 30.162
D: 36.512
B: 0.80
r(min): 3878/20
r1(min): 6400
Width: 4800
Size: 85.725
Y0: 20.3
STAN: 135
SD: 136
RA: 23.812
R1: 30.162


30344 Metric Design

Y0: 30344

STAN: 0.92

SD: _

RA: 220

R1: 5.0

R: 5.0

32068 Metric Design

Y0: 32068

STAN: 0.89

SD: _

RA: 340

R1: 5.0

R: 5.0

HR32064XJ Metric Design

Y0: HR32064XJ

STAN: 0.72

SD: Standard

RA: 320

R1: 4.0

R: 4.0

HR32972J Metric Design

Y0: HR32972J

STAN: 0.72

SD: _

RA: 360

R1: 3.0

R: 3.0

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