BM WR/SR Order Key
Order Key for Corrosion-Resistant Ball Profile Linear Guides
BM SR Rail Order Code
Order code for BM SR Rails
Code Structure
[Quantity]x BM SR [Size]-[Type]-[Accuracy]-[Straightness]-[Reference]-[Length L3]-[L5]-[L10]-[Coating]
| Position | Parameter | Example | Description |
|---|---|---|---|
| 1 | Quantity | 2x | Number of rails |
| 2 | Rail | BM SR | Stainless steel ball guide system |
| 3 | Size | 25 | 15, 20, 25, 30, 35 |
| 4 | Type | -N | N=Standard, NU=Bottom tapped hole |
| 5 | Accuracy | -G3 | G1=High precision, G2=Precision, G3=Standard |
| 6 | Straightness | -KC | Straightness grade |
| 7 | Reference side | -R1 | R1=Bottom reference surface |
| 8 | Rail length L3 | -958 | Total rail length (mm) |
| 9 | Position of first fixing hole L5 | -29 | First hole position (mm) |
| 10 | Position of last fixing hole L10 | -29 | Last hole position (mm) |
| 11 | Coating | -CN | Surface coating option |
BM WR Carriage Order Code
Order code for BM WR Carriages
Code Structure
[Quantity]x BM WR [Size]-[Type]-[Accuracy]-[Preload]-[Reference]-[Coating]-[Lube Port]-[Lubrication]
| Position | Parameter | Example | Description |
|---|---|---|---|
| 1 | Quantity | 4x | Number of carriages |
| 2 | Carriage | BM WR | HARTCOAT coated ball carriage |
| 3 | Size | 25 | 15, 20, 25, 30, 35 |
| 4 | Type | -A | A, B, C, D, E, F, G (availability varies by size) |
| 5 | Accuracy | -G3 | G1=High precision, G2=Precision, G3=Standard |
| 6 | Preload | -V1 | V1=Light preload, V2=Medium preload, V3=High preload |
| 7 | Reference side | -R1 | R1=Bottom reference surface |
| 8 | Coating | -CN | Surface coating option |
| 9 | Lube connection | -S99 | Lubrication port configuration |
| 10 | Lubrication as delivered condition | -LN | LN=Oil protection, LG=Grease protection, LV=Standard grease, LF=Food-grade grease, LO=Oil lubrication |
Carriage Type Availability
| Size | A | B | C | D | E | F | G |
|---|---|---|---|---|---|---|---|
| Size 15 | OK | - | OK | - | - | OK | OK |
| Size 20 | OK | OK | OK | OK | - | - | - |
| Size 25 | OK | OK | OK | OK | - | OK | - |
| Size 30 | OK | OK | OK | OK | - | OK | OK |
| Size 35 | OK | OK | OK | OK | - | - | - |
Order Example
Example: Size 25 Application
Rail (BM SR):
2x BM SR 25-N-G3-KC-R1-958-29-29-CN
2 pcs Size 25 stainless steel rails, N standard type, G3 accuracy, KC straightness, R1 reference, length 958mm, first/last hole position 29mm, CN coating
Carriage (BM WR):
4x BM WR 25-A-G3-V1-R1-CN-S99-LN
4 pcs Size 25 HARTCOAT type A carriages, G3 accuracy, V1 light preload, R1 reference, CN coating, S99 lube port, LN oil protection