IKO IRT 4525,IRT 4530 INNER RINGS
IKO IRT 4525,IRT 4530 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. | |||||||||||
| IRT 2016 | 17.5 | 20 | 24 | 16.5 | 0.3 | 22 | 23 | TA 243216Z | ─ ─ ─ ─ ─ TLA 2520Z ─ TLA 2526Z ─ TLAW 2538Z | YT 243216 | ||
| IRT 2020 | 22 | 20 | 24 | 20.5 | 0.3 | 22 | 23 | TA 2420Z | YT 243220 | |||
| TA 243220Z | ||||||||||||
| IRT 2028 | 30.5 | 20 | 24 | 28.5 | 0.3 | 22 | 23 | TA 2428Z | YT 2428 | |||
| IRT 2010-1 | 14.3 | 20 | 25 | 10.5 | 0.3 | 22 | 24 | TA 2510Z | YT 2510 | |||
| 20 | IRT 2015-1 | 21 | 20 | 25 | 15.5 | 0.3 | 22 | 24 | TA 2515Z | YT 2515 | ||
| IRT 2020-1 | 28 | 20 | 25 | 20.5 | 0.3 | 22 | 24 | TA 2520Z | YT 2520 | |||
| IRT 2025-1 IRT 2026-1 IRT 2030-1 IRT 2038-1 | 34.5 36 41.5 52.5 | 20 20 20 20 | 25 25 25 25 | 25.5 26.5 30.5 38.5 | 0.3 0.3 0.3 0.3 | 22 22 22 22 | 24 24 24 24 | TA 2525Z ─ TA 2530Z ─ | YT 2525 YTL 2526 ─ ─ | |||
| 22 | IRT 2216 IRT 2220 IRT 2220-1 IRT 2230-1 | 19.1 24 37 55.5 | 22 22 22 22 | 26 26 28 28 | 16.5 20.5 20.5 30.5 | 0.3 0.3 0.3 0.3 | 24 24 24 24 | 25 25 27 27 | TA 2616Z TA 2620Z TA 2820Z TA 2830Z | ─ ─ TLA 2820Z ─ | YT 2616 YT 2620 YT 2820 ─ | |
| IRT 2520 | 26.5 | 25 | 29 | 20.5 | 0.3 | 27 | 28 | TA 2920Z | ─ ─ ─ TLA 3020Z ─ TLA 3026Z ─ TLAW 3038Z | YT 2920 ─ ─ ─ ─ ─ ─ ─ | ||
| IRT 2530 | 40 | 25 | 29 | 30.5 | 0.3 | 27 | 28 | TA 2930Z | ||||
| IRT 2515-1 | 25.5 | 25 | 30 | 15.5 | 0.3 | 27 | 29 | TA 3015Z | ||||
| 25 | IRT 2520-1 IRT 2525-1 IRT 2526-1 | 34 42.5 44 | 25 25 25 | 30 30 30 | 20.5 25.5 26.5 | 0.3 0.3 0.3 | 27 27 27 | 29 29 29 | TA 3020Z TA 3025Z ─ | |||
| IRT 2530-1 IRT 2538-1 | 50.5 64 | 25 25 | 30 30 | 30.5 38.5 | 0.3 0.3 | 27 27 | 29 29 | TA 3030Z ─ | ||||
| 28 | IRT 2820 IRT 2830 | 29.5 44 | 28 28 | 32 32 | 20.5 30.5 | 0.3 0.3 | 30 30 | 31 31 | TA 3220Z TA 3230Z | ─ ─ | YT 3220 ─ | |
| 30 | IRT 3012 IRT 3015 | 24.5 30.5 | 30 30 | 35 35 | 12.5 15.5 | 0.6 0.6 | 34 34 | 34.5 34.5 | TA 3512Z TA 3515Z | TLA 3512Z ─ | ─ ─ | |
| 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. | |||||||||||
| 30 | IRT 3020 IRT 3025 IRT 3030 | 40 50 60 | 30 30 30 | 35 35 35 | 20.5 25.5 30.5 | 0.6 0.6 0.6 | 34 34 34 | 34.5 34.5 34.5 | TA 3520Z TA 3525Z TA 3530Z | TLA 3520Z ─ ─ | ─ ─ ─ | |
|
32 | IRT 3220 IRT 3230 IRT 3215-1 IRT 3220-1 IRT 3225-1 IRT 3230-1 IRT 3245-1 | 42.5 63.5 39.5 52 64.5 77.5 115 | 32 32 32 32 32 32 32 | 37 37 38 38 38 38 38 | 20.5 30.5 15.5 20.5 25.5 30.5 45.5 | 0.6 0.6 0.6 0.6 0.6 0.6 0.6 | 36 36 36 36 36 36 36 | 36.5 36.5 37 37 37 37 37 | TA 3720Z TA 3730Z TA 3815Z TA 3820Z TA 3825Z TA 3830Z TAW 3845Z | ─ ─ ─ ─ ─ ─ ─ | YT 3720 ─ ─ ─ ─ ─ ─ | |
|
35 | IRT 3515 IRT 3520 IRT 3525 IRT 3530 IRT 3540 | 35 46.5 58 69 91.5 | 35 35 35 35 35 | 40 40 40 40 40 | 15.5 20.5 25.5 30.5 40.5 | 0.6 0.6 0.6 0.6 0.6 | 39 39 39 39 39 | 39.5 39.5 39.5 39.5 39.5 | TA 4015Z TA 4020Z TA 4025Z TA 4030Z TA 4040Z | ─ TLA 4020Z ─ ─ ─ | YT 4015 ─ YT 4025 ─ ─ | |
| 40 | IRT 4020 IRT 4025 IRT 4030 IRT 4040 | 52.5 65.5 78.5 104 | 40 40 40 40 | 45 45 45 45 | 20.5 25.5 30.5 40.5 | 0.6 0.6 0.6 0.6 | 44 44 44 44 | 45.5 45.5 45.5 45.5 | TA 4520Z TA 4525Z TA 4530Z TA 4540Z | TLA 4520Z ─ ─ ─ | YT 4520 YT 4525 ─ ─ | |
|
45 | IRT 4512 IRT 4515 IRT 4520 IRT 4525 IRT 4530 IRT 4540 IRT 4545 | 36 44.5 59 73 87.5 116 131 | 45 45 45 45 45 45 45 | 50 50 50 50 50 50 50 | 12.5 15.5 20.5 25.5 30.5 40.5 45.5 | 0.6 0.6 0.6 0.6 0.6 0.6 0.6 | 49 49 49 49 49 49 49 | 49.5 49.5 49.5 49.5 49.5 49.5 49.5 | TA 5012Z TA 5015Z TA 5020Z TA 5025Z TA 5030Z TA 5040Z TAW 5045Z | ─ ─ TLA 5020Z TLA 5025Z ─ ─ ─ | ─ ─ ─ ─ ─ ─ ─ | |
IKO IRT 4525,IRT 4530 Nots
Note(1) Minimum allowable value of chamfer dimension r
Remark No oil hole is provided.
