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Self-Aligning Roller Bearing (Double Row) (21308C3)

Self-Aligning Roller Bearing (Double Row) 21308C3
  • On Sale Till 31/03/2025

A roller bearing with an inner race featuring a two-row raceway groove, an outer race featuring a spherical raceway, and barrel-shaped rolling elements.
[Features]
·The raceway center of the outer race coincides with the center of the bearing. Has a self-aligning property.
·It is capable to operate despite a tilting of the inner race and outer race caused by installation error to the housing or deflection of the shaft.
[Application]
·Areas where it is difficult to center the shaft and housing.
·Such as transmission shaft and other areas prone to shaft deflection.
·Where large axial loads can be applied.
·Steel equipment, paper manufacturing machines, mining machines, etc.
·Ideal for applications subject to radial loads, axial loads in both directions, and their combined loads.

PDF

Features

●The radial load, the axial load in both directions, and the capacity to load these combined loads are getting bigger.

Specification

●SPQ(piece):1
●Seal: None
●Precision Grade: JIS B 1514 0 Grade
●Working Temperature Range: -25 to 120°C

Materials

●High Carbon Chromium Steel Bearing
Part Number
21308C3
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSInner Dia. d
(Ø)
Outer Dia. D
(Ø)
Width B
(mm)
Retainer Type Basic Load Rating: Dynamic Load
(N)
Bearing Ring Internal Clearance Symbol Shaft Bore Config. Type of momi removing Holder Symbol Specifications Symbol of Bearing Ring Shape Revolution Frequency
(rpm)
Series JAN code Trusco code Mass
(g)

SGD 85.38

1 Piece(s) 7 Day(s) or more -409023Punching88000-C3Cylindrical Bore--C-4900C Type---

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Basic Information

Raceway Ring Shape Self-aligning roller Load Direction Radial Inner/Outer Ring Material Steel
Number of Raceway Ring Rows Double Row Size Standards Metric System Specifications/Environment Standard
Rolling Element Material Steel Outer Ring Type Flat

Tech Support

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Tel:(65) 6733 7211 / FAX:(65) 6733 0211
9:00am - 6:00pm (Monday - Friday)