IKO BRI 223520 UU,BRI 243720 UU MACHINED TYPE NEEDLE ROLLER BEARINGS
IKO BRI 223520 UU,BRI 243720 UU Description
Shaft dia. mm (inch) |
Identification number
With two seals |
Mass (Ref.)
g |
Boundary dimensions mm(inch) |
Fw |
||||||
d | D | C | B | |||||||
9.525
(3╱8) |
BRI | 61816 UU | 79 | 9.525( 3╱8) | 28.575(1 | 1╱8) | 25.400(1 | ) | 25.650 | 15.875( 5╱8) |
12.700
(1╱2) |
BRI | 82016 UU | 99 | 12.700( 1╱2) | 31.750(1 | 1╱4) | 25.400(1 | ) | 25.650 | 19.050( 3╱4) |
15.875
(5╱8) |
BRI 102216 UU | 113.5 | 15.875( 5╱8) | 34.925(1 | 3╱8) | 25.400(1 | ) | 25.650 | 22.225( 7╱8) | |
19.050
(3╱4) |
BRI 122416 UU | 127 | 19.050( 3╱4) | 38.100(1 | 1╱2) | 25.400(1 | ) | 25.650 | 25.400(1 ) | |
22.225
(7╱8) |
BRI 142620 UU | 177 | 22.225( 7╱8) | 41.275(1 | 5╱8) | 31.750(1 | 1╱4) | 32.000 | 28.575(1 1╱8) | |
25.400
(1) |
BRI 162820 UU | 196 | 25.400(1 ) | 44.450(1 | 3╱4) | 31.750(1 | 1╱4) | 32.000 | 31.750(1 1╱4) | |
28.575
(11╱8) |
BRI 183020 UU | 211 | 28.575(1 1╱8) | 47.625(1 | 7╱8) | 31.750(1 | 1╱4) | 32.000 | 34.925(1 3╱8) | |
31.750
(11╱4) |
BRI 203320 UU | 254 | 31.750(1 1╱4) | 52.388(2 | 1╱16) | 31.750(1 | 1╱4) | 32.000 | 38.100(1 1╱2) | |
34.925
(13╱8) |
BRI 223520 UU | 275 | 34.925(1 3╱8) | 55.562(2 | 3╱16) | 31.750(1 | 1╱4) | 32.000 | 41.275(1 5╱8) | |
38.100
(11╱2) |
BRI 243720 UU
BRI 243920 UU |
293
362 |
38.100(1 1╱2)
38.100(1 1╱2) |
58.738(2
61.912(2 |
5╱16)
7╱16) |
31.750(1
31.750(1 |
1╱4)
1╱4) |
32.000
32.000 |
44.450(1 3╱4)
47.625(1 7╱8) |
|
41.275
(15╱8) |
BRI 264120 UU | 386 | 41.275(1 5╱8) | 65.088(2 | 9╱16) | 31.750(1 | 1╱4) | 32.000 | 50.800(2 ) | |
44.450
(13╱4) |
BRI 284828 UU | 804 | 44.450(1 3╱4) | 76.200(3 | ) | 44.450(1 | 3╱4) | 44.700 | 57.150(2 1╱4) |
Standard mounting dimensions mm | Basic dynamic load rating
C N |
Basic static load rating
C0 N |
Allowable rotational
speed(2)
min-1 |
Assembled inner ring | |||
da | Da
Max. |
(1)
ras max |
|||||
Min. | Max. | ||||||
14 | 14.5 | 24.5 | 0.6 | 18 300 | 20 000 | 12 000 | LRBZ 61016 B |
17.5 | 18 | 26.5 | 0.6 | 20 700 | 24 400 | 10 000 |
LRBZ 81216 B |
21 | 21.2 | 29.7 | 0.6 | 21 600 | 26 900 | 9 000 |
LRBZ 101416 B |
24 | 24.4 | 32.9 | 0.6 | 23 600 | 31 300 | 8 000 |
LRBZ 121616 B |
27 | 27.5 | 36.0 | 0.6 | 34 900 | 49 900 | 7 000 |
LRBZ 141820 B |
30.5 | 30.7 | 39.2 | 0.6 | 36 000 | 53 500 | 6 500 |
LRBZ 162020 B |
33.5 | 33.9 | 42.4 | 0.6 | 38 500 | 60 000 | 5 500 |
LRBZ 182220 B |
37 | 37.1 | 45.1 | 0.6 | 43 700 | 66 900 | 5 500 |
LRBZ 202420 B |
40.2 | 40.2 | 48.3 | 0.6 | 44 800 | 70 900 | 4 500 |
LRBZ 222620 B |
43.3
43.3 |
43.4
45 |
51.5
54.7 |
0.6
1 |
47 500
48 500 |
78 200
82 100 |
4 500
4 000 |
LRBZ 242820 B
LRBZ 243020 B |
48 | 49 | 57.8 | 1 | 51 000 | 89 400 | 4 000 |
LRBZ 263220 B |
52.5 | 55 | 69.0 | 1.5 | 90 300 | 158 000 | 3 500 |
LRBZ 283628 B |
IKO BRI 223520 UU,BRI 243720 UU Nots
Notes(1) Maximum permissible corner radius of the shaft or housing
(2) Allowable rotational speed applies to grease lubrication.
Remarks1. The inner ring and the outer ring each have an oil groove and an oil hole.
2. Bearings are provided with prepacked grease.
3. If one side sealed type are needed, please contact IKO.