Project Description
Extra Thin Bearing ET/ER series are mainly used in robots, medical equipment,gearbox and so on. There are open, ZZS(metal shields with snap ring) and TTS(rubber seals with snap ring).
- bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440)
- Seals: open, ZZS(metal shields with snap ring), TTS(rubber seals with snap ring)
- tolerance: P0(ABCE-1), P6(ABCE-3), P5(ABCE-5)
- clerance: C0(normal), C2, C3
- noise: Z(normal), Z1, Z2, Z3.
- vibration: V(normal), V1, V2, V3.
ET series
| model | d(mm) bore | D(mm) outer | B(mm) width open | B1(mm) width shields/seals (ZZS/TTS) | Dynamic load Cr(N) | Static load Cor(N) | grease limiting speed (rpm) | oil limiting speed (rpm) | weight (g) open | weight (g) shields/seals |
|---|---|---|---|---|---|---|---|---|---|---|
| ET1510 | 10 | 15 | 3 | 958 | 514 | 30000 | 35000 | 1.4 | 1.9 | |
| ET2015 | 15 | 20 | 3.5 | 942 | 582 | 22000 | 26000 | 2.1 | ||
| ET2115 | 15 | 21 | 3.5 | 939 | 581 | 22000 | 26000 | 2.43 | ||
| ET2216 | 16 | 22 | 4 | 968 | 619 | 20000 | 24000 | 3.04 | ||
| ET2316 | 16 | 23 | 4.5 | 4.5 | 968 | 619 | 20000 | 24000 | 4.03 | 5.48 |
| ET2418 | 18 | 24 | 4 | 988 | 654 | 18000 | 21000 | 4.25 | ||
| ET2520 | 20 | 25 | 4 | 4 | 1011 | 691 | 17000 | 20000 | 3.55 | 4.12 |
ER series
| model | d(mm) bore | D(mm) outer | B(mm) width open | B1(mm) width shields/seals (ZZS/TTS) | Dynamic load Cr(N) | Static load Cor(N) | grease limiting speed (rpm) | oil limiting speed (rpm) | weight (g) open | weight (g) shields/seals |
|---|---|---|---|---|---|---|---|---|---|---|
| ET1038 | 9.525 | 15.875 | 3.967 | 3.967 | 856 | 435 | 30000 | 35000 | 2.71 | 2.98 |
| ET1212 | 12.7 | 19.05 | 3.967 | 3.967 | 918 | 542 | 24000 | 28000 | 3.49 | 3.84 |
| ET1458 | 15.875 | 22.225 | 3.967 | 3.967 | 968 | 619 | 20000 | 24000 | 4.18 | 4.6 |
| ET1634 | 19.05 | 25.4 | 3.967 | 3.967 | 1011 | 691 | 17000 | 20000 | 5.02 | 5.52 |
