20230420133639

IKO BR 303920 UU,BR 324120 UU MACHINED TYPE NEEDLE ROLLER BEARINGS

Brand:
Stock: In stock
Category:

IKO BR 303920 UU,BR 324120 UU Description

 

 

Shaft dia. mm (inch)

Identification number

 

 

 

With two seals

Mass (Ref.)

 

 

g

Boundary dimensions mm(inch)Standard mounting dimensions mm
FwDCDa

Max.

r      (1)

as max

15.875

5╱8

BR 101816 UU5415.875( 5╱8)28.575(1 1╱8)25.400(1         )24.50.6
19.050

3╱4

BR 122016 UU6819.050( 3╱4)31.750(1 1╱4)25.400(1         )26.51.0
22.225

7╱8

BR 142216 UU7622.225( 7╱8)34.925(1 3╱8)25.400(1         )29.71.0
25.400

(1)

BR 162416 UU8325.400(1          )38.100(1 1╱2)25.400(1         )32.91.0
28.575

(11╱8

BR 182620 UU11528.575(1 1╱8)41.275(1 5╱8)31.750(1 1╱4)36.01.0
31.750

(11╱4

BR 202820 UU12431.750(1 1╱4)44.450(1 3╱4)31.750(1 1╱4)39.21.0
34.925

(13╱8

BR 223020 UU13434.925(1 3╱8)47.625(1 7╱8)31.750(1 1╱4)42.41.0
38.100

(11╱2

BR 243320 UU16838.100(1 1╱2)52.388(2 1╱16)31.750(1 1╱4)45.11.5
41.275

(15╱8

BR 263520 UU17941.275(1 5╱8)55.562(2 3╱16)31.750(1 1╱4)48.31.5
44.450

(13╱4

BR 283720 UU19344.450(1 3╱4)58.738(2 5╱16)31.750(1 1╱4)51.51.5
47.625

(17╱8

BR 303920 UU20247.625(1 7╱8)61.912(2 7╱16)31.750(1 1╱4)54.71.5
50.800

(2)

BR 324120 UU21650.800(2          )65.088(2 9╱16)31.750(1 1╱4)57.81.5
Basic dynamic load rating

C

N

Basic static load rating

C0

N

Allowable rotational

speed(2)

 

min-1

18 30020 00012 000
20 70024 40010 000
21 60026 9009 000
23 60031 3008 000
34 90049 9007 000
36 00053 5006 500
38 50060 0005 500
43 70066 9005 500
44 80070 9004 500
47 50078 2004 500
48 500 

82 100

4 000
51 000 

89 400

4 000

IKO BR 303920 UU,BR 324120 UU MACHINED TYPE NEEDLE ROLLER BEARINGS

IKO BR 303920 UU,BR 324120 UU Nots

Notes(1)  Maximum permissible corner radius of the housing
(2)  Allowable rotational speed applies to grease lubrication.
Remarks1. The outer ring has 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.

 

Product Enquiry