IKO IRT 5020-1,IRT 5025-1 INNER RINGS
IKO IRT 5020-1,IRT 5025-1 Description
Shaft dia.
mm |
Identification number |
Mass (Ref.)
g |
Boundary dimensions mm | Standard mounting dimension mm
d a |
Assembled bearings | |||||||
d | F | B | (1)
rs min |
TA … Z (TAM) | TLA … Z (TLAM) | YT YTL | ||||||
Min. | Max. | |||||||||||
50 |
IRT 5020-1
IRT 5025-1 IRT 5030-1 IRT 5040-1 IRT 5045-1 IRT 5050-1 IRT 5025 IRT 5030 IRT 5040 IRT 5045 IRT 5050 |
65
81 96.5 128 144 160 169 205 270 300 335 |
50
50 50 50 50 50 50 50 50 50 50 |
55
55 55 55 55 55 60 60 60 60 60 |
20.5
25.5 30.5 40.5 45.5 50.5 25.5 30.5 40.5 45.5 50.5 |
0.6
0.6 0.6 0.6 0.6 0.6 1.5 1.5 1.5 1.5 1.5 |
54
54 54 54 54 54 58 58 58 58 58 |
54.5
54.5 54.5 54.5 54.5 54.5 59 59 59 59 59 |
TA 5520Z
TA 5525Z TA 5530Z TA 5540Z TAW 5545Z TAW 5550Z TA 6025Z TA 6030Z TA 6040Z TAW 6045Z TAW 6050Z |
TLA 5520Z TLA 5525Z
─ ─ ─ ─ ─ ─ ─ ─ ─ |
─
─ ─ ─ ─ ─ ─ ─ ─ ─ ─ |
|
52 | IRT 5212 | 86 | 52 | 62 | 12.5 | 1.5 | 60 | 60.5 | TA 6212Z | ─ | ─ | |
55 |
IRT 5525
IRT 5530 IRT 5545 IRT 5550 |
185
220 330 365 |
55
55 55 55 |
65
65 65 65 |
25.5
30.5 45.5 50.5 |
1.5
1.5 1.5 1.5 |
63
63 63 63 |
63.5
63.5 63.5 63.5 |
TA 6525Z
TA 6530Z TAW 6545Z TAW 6550Z |
─
─ ─ ─ |
─
─ ─ ─ |
|
60 |
IRT 6025
IRT 6030 IRT 6040 IRT 6050 |
200
240 320 395 |
60
60 60 60 |
70
70 70 70 |
25.5
30.5 40.5 50.5 |
1.5
1.5 1.5 1.5 |
68
68 68 68 |
68.5
68.5 68.5 68.5 |
TA 7025Z
TA 7030Z TA 7040Z TAW 7050Z |
─
─ ─ ─ |
─
─ ─ ─ |
Shaft dia. mm (inch) |
Identification number |
Mass (Ref.)
g |
Boundary dimensions mm(inch) | Standard mounting dimensions mm
(1) |
Assembled bearings | ||||||
d | F | B | d a | ras max
Max. |
BA … Z (BAM) | BHA … Z (BHAM) | YB YBH | ||||
Min. | Max. | ||||||||||
7.938
( 5╱16 ) |
IRB 58 | 8 | 7.938( 5╱16) | 12.700( 1╱2) | 13.08 | 11.3 | 11.7 | 0.3 |
BA 88Z |
BHA 88Z |
YB 88 |
9.525 ( 3╱8 ) |
IRB 68
IRB 68-1
IRB 612 IRB 612-1 |
8.9
12.6
13.2 18.8 |
9.525( 3╱8)
9.525( 3╱8) 9.525( 3╱8) 9.525( 3╱8) |
14.288( 9╱16)
15.875( 5╱8) 14.288( 9╱16) 15.875( 5╱8) |
13.08
13.08
19.43 19.43 |
12.8
12.8
12.8 12.8 |
13.2
14
13.2 14 |
0.3
0.3
0.3 0.3 |
BA 98Z
BA 108Z
BA 912Z BA 1012Z |
BHA 98Z BHA 108Z
─ BHA 1012Z |
YB 98
YB 108 YBH 108 YB 912 YB 1012 |
11.112 ( 7╱16 ) |
IRB 78
IRB 712 IRB 714 IRB 716 |
10.1
15 17.4 19.9 |
11.112( 7╱16)
11.112( 7╱16) 11.112( 7╱16) 11.112( 7╱16) |
15.875( 5╱8)
15.875( 5╱8) 15.875( 5╱8) 15.875( 5╱8) |
13.08
19.43 22.60 25.78 |
14.4
14.4 14.4 14.4 |
14.8
14.8 14.8 14.8 |
0.3
0.3 0.3 0.3 |
BA 108Z
BA 1012Z BA 1014Z BA 1016Z |
BHA 108Z
BHA 1012Z ─ BHA 1016Z |
YB 108
YBH 108 YB 1012 ─ ─ |
12.700 ( 1╱2) |
IRB 86
IRB 88 IRB 812 IRB 88-1 IRB 810-1 IRB 812-1 IRB 814-1 IRB 816-1 |
8.5
11.2 16.7 15.8 19.6 23.5 27.5 31 |
12.700( 1╱2)
12.700( 1╱2) 12.700( 1╱2) 12.700( 1╱2) 12.700( 1╱2) 12.700( 1╱2) 12.700( 1╱2) 12.700( 1╱2) |
17.462(11╱16)
17.462(11╱16) 17.462(11╱16) 19.050( 3╱4) 19.050( 3╱4) 19.050( 3╱4) 19.050( 3╱4) 19.050( 3╱4) |
9.90
13.08 19.43 13.08 16.25 19.43 22.60 25.78 |
16.9
16.9 16.9 16.9 16.9 16.9 16.9 16.9 |
16.9
16.9 16.9 17.5 17.5 17.5 17.5 17.5 |
0.3
0.3 0.3 0.6 0.6 0.6 0.6 0.6 |
BA 116Z
BA 118Z BA 1112Z BA 128Z BA 1210Z BA 1212Z BA 1214Z BA 1216Z |
─
BHA 118Z BHA 1112Z ─ ─ BHA 1212Z ─ ─ |
─
─ YB 1112 YB 128 YB 1210 YB 1212 ─ ─ |
14.288 ( 9╱16 ) |
IRB 98
IRB 910 IRB 912 IRB 914 IRB 916 IRB 920 |
17.3
21.5 26 30 34.5 43 |
14.288( 9╱16)
14.288( 9╱16) 14.288( 9╱16) 14.288( 9╱16) 14.288( 9╱16) 14.288( 9╱16) |
20.638(13╱16)
20.638(13╱16) 20.638(13╱16) 20.638(13╱16) 20.638(13╱16) 20.638(13╱16) |
13.08
16.25 19.43 22.60 25.78 32.13 |
19
19 19 19 19 19 |
19.6
19.6 19.6 19.6 19.6 19.6 |
0.6
0.6 0.6 0.6 0.6 0.6 |
BA 138Z BA 1310Z BA 1312Z BA 1314Z BA 1316Z BA 1320Z | BHA 138Z BHA 1310Z BHA 1312Z
─ ─ ─ |
YB 138
YBH 1310 YBH 1312 ─ ─ ─ |
15.875
( 5╱8) |
IRB 106
IRB 108 IRB 1012 |
14.5
18.9 28 |
15.875( 5╱8)
15.875( 5╱8) 15.875( 5╱8) |
22.225( 7╱8)
22.225( 7╱8) 22.225( 7╱8) |
9.90
13.08 19.43 |
20.7
20.7 20.7 |
21.2
21.2 21.2 |
0.6
0.6 0.6 |
BA 146Z
BA 148Z BA 1412Z |
─
─ BHA 1412Z |
─
YB 148 YB 1412 |
IKO IRT 5020-1,IRT 5025-1 Nots
Note(1) Minimum allowable value of chamfer dimension r
Remark No oil hole is provided.