Project Description
W(RM/VW) Series Track Roller bearings are with W groove profile, also called RM series track rollers or VW series track rollers, also called W guide wheel type roller bearing, or W linear guide track rollers, or dual Vee groove guide wheel bearings.
It’s the main components of the linear motion system and can be widely used in the industrial robot, cutting machines, sliding rail, production flow line and so on.
The surface of outer ring is the “W” profile formed by the two “V” with an angle 90 degree. The internal or external side surface can be matched separately with the concave or protrudable or cylindrical track.
bearing feature the internal design of double row angular contact ball bearing and a thick-walled outer ring.
- bearing material: chrome steel(GCr15/SAE52100) and stainless steel(440c)
- Seals: ZZ(metal shields), 2RS(rubber seals)
- model suffix with “X” means rubber seals.
| model | d(mm) | D(mm) | B(mm) | A1(mm) | A2(mm) | r/min | Cw(KN) | Cow(KN) | weight (g) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| W0 | VW0 | RM0ZZ | 4 | 14.84 | 6.35 | 5.94 | 9.12 | 0.3 | 1 | 0.5 | 5 |
| W0X | VW0X | RM0 2RS | 4 | 14.84 | 6.35 | 5.94 | 9.12 | 0.3 | 1 | 0.5 | 5 |
| W1 | VW1 | RM1ZZ | 4.763 | 19.56 | 7.87 | 7.9 | 11.86 | 0.3 | 2.2 | 1 | 11 |
| W1X | VW1X | RM1 2RS | 4.763 | 19.56 | 7.87 | 7.93 | 11.86 | 0.3 | 2.2 | 1 | 11 |
| W2 | VW2 | RM2ZZ | 9.525 | 30.73 | 11.1 | 12.7 | 18.24 | 0.3 | 4.9 | 2.5 | 38 |
| W2X | VW2X | RM2 2RS | 9.525 | 30.73 | 11.1 | 12.7 | 18.24 | 0.3 | 4.9 | 2.5 | 38 |
| W3 | VW3 | RM3ZZ | 12 | 45.72 | 15.88 | 19.05 | 26.98 | 0.6 | 9.4 | 4.9 | 130 |
| W3X | VW3X | RM3 2RS | 12 | 45.72 | 15.88 | 19.05 | 26.98 | 0.6 | 9.4 | 4.9 | 130 |
| W4 | VW4 | RM4ZZ | 15 | 59.94 | 19.05 | 25.4 | 34.93 | 1 | 14.8 | 8.2 | 280 |
| W4X | VW4X | RM4 2RS | 15 | 59.94 | 19.05 | 25.4 | 34.93 | 1 | 14.8 | 8.2 | 280 |
| W4XL | 22 | 75.39 | 25.4 | 31.75 | 44.45 | 1.1 | 20.6 | 14.3 | 580 | ||
| W4XXL | 22 | 75.39 | 25.4 | 31.75 | 44.45 | 1.1 | 20.6 | 14.3 | 580 | ||
| W1SSX | 4.763 | 19.56 | 7.87 | 7.93 | 11.86 | 0.3 | 2.2 | 1 | 11 | ||
| W2SSX | 9.525 | 30.73 | 11.1 | 12.7 | 18.24 | 0.3 | 4.9 | 2.5 | 38 | ||
| W3SSX | 12 | 45.72 | 15.88 | 19.05 | 26.98 | 0.6 | 9.4 | 4.9 | 130 | ||
| W4SSX | 15 | 59.94 | 19.05 | 25.4 | 34.93 | 1 | 14.8 | 8.2 | 280 | ||
