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IKO BR 405224,BR 405228 MACHINED TYPE NEEDLE ROLLER BEARINGS

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Stock: In stock
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IKO BR 405224,BR 405228 Description

 

 

Shaft dia. mm (inch)

 

 

Identification number

Mass (Ref.)

 

 

g

Boundary dimensions mm(inch)Standard mounting dimensions mm
FwDCDa

Max.

r       (1)

as max

50.800

(2)

BR 324116

BR 324120

190

240

50.800(2         )

50.800(2         )

65.088(2 9╱16)

65.088(2 9╱16)

25.400(1         )

31.750(1 1╱4)

57.8

57.8

1.5

1.5

57.150

(21╱4

BR 364824

BR 364828

435

510

57.150(2 1╱4)

57.150(2 1╱4)

76.200(3         )

76.200(3         )

38.100(1 1╱2)

44.450(1 3╱4)

69

69

1.5

1.5

63.500

(21╱2

BR 405224

BR 405228

475

555

63.500(2 1╱2)

63.500(2 1╱2)

82.550(3 1╱4)

82.550(3 1╱4)

38.100(1 1╱2)

44.450(1 3╱4)

74.3

74.3

2

2

69.850

(23╱4

BR 445624

BR 445628

510

600

69.850(2 3╱4)

69.850(2 3╱4)

88.900(3 1╱2)

88.900(3 1╱2)

38.100(1 1╱2)

44.450(1 3╱4)

80.7

80.7

2

2

76.200

(3)

BR 486024

BR 486028

555

650

76.200(3         )

76.200(3         )

95.250(3 3╱4)

95.250(3 3╱4)

38.100(1 1╱2)

44.450(1 3╱4)

87

87

2

2

82.550

(31╱4

BR 526828

BR 526832

990

1 140

82.550(3 1╱4)

82.550(3 1╱4)

107.950(4 1╱4)

107.950(4 1╱4)

44.450(1 3╱4)

50.800(2         )

99.7

99.7

2

2

88.900

(31╱2

BR 5672321 22088.900(3 1╱2)114.300(4 1╱2)50.800(2          )106.12
95.250

(33╱4

BR 6076321 29095.250(3 3╱4)120.650(4 3╱4)50.800(2          )111.42.5
101.600

(4)

BR 6480321 370101.600(4           )127.000(5           )50.800(2          )117.82.5
Basic dynamic load rating

C

N

Basic static load rating

C0

N

Allowable rotational

speed(2)

 

min-1

51 00089 4008 000
63 200118 0008 000
90 300158 0007 000
105 000191 0007 000
94 600174 0006 500
110 000210 0006 500
98 700189 0005 500
114 000228 0005 500
105 000211 0005 500
122 000255 0005 500
141 000259 0005 000
154 000290 0005 000
162 000316 0004 500
169 000342 0004 000
176 000368 0004 000

IKO BR 405224,BR 405228 MACHINED TYPE NEEDLE ROLLER BEARINGS

IKO BR 405224,BR 405228 Nots

Notes(1)  Minimum allowable value of chamfer dimension r
(2)  Allowable axial shift amount of inner ring to outer ring
(3)  Allowable rotational speed applies to oil lubrication. For grease lubrication, a maximum of 60% of this value is allowable.
Remarks1. The outer ring has an oil groove and an oil hole.
2. No grease is prepacked. Perform proper lubrication.

 

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