UIB (Xiamen) Bearing CO.,LTD.
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LM20 UU Chrome Steel Gcr15 Linear Motion Bearing For Automatic Machine
Linear bearing product description:
Metal linear bearing is a kind of linear motion system which is produced at low cost, which is used for infinite travel and cylindrical axis. It is widely used in precision machine tools, textile machinery, food packaging machinery, printing machinery and other industrial mechanical sliding parts.
Linear bearing type:
Standard type, clearance adjustment type linear bearing
Linear bearing applicant:
Apply to electronic equipment, food machinery.Plus, precision machine tools, textile machinery, food packaging machinery, printing machinery and other industrial mechanical sliding parts.
Linear bearing specification and parameter data
| Nylon cage | |||||||||
| standard | steel ball rows | weight/g | clearance | steel balls rows | weight/kg | open style | steel ball rows | weight/g | |
| Dia.mm | adjustment type | ||||||||
| 3 | LM3 | 4 | 1.35 | — | — | — | — | — | — |
| 4 | LM4 | 4 | 1.9 | — | — | — | — | — | — |
| 5 | LM5UU | 4 | 4 | — | — | — | — | — | — |
| 6 | LM6UU | 4 | 7.6 | LM6UU-AJ | 4 | 7.5 | — | — | — |
| 8 | LM8SUU | 4 | 10.4 | LM8SUU-AJ | 4 | 10 | — | — | — |
| 8 | LM8UU | 4 | 15 | LM8UU-AJ | 4 | 14.7 | — | — | — |
| 10 | LM10UU | 4 | 29.5 | LM10UU-AJ | 4 | 29 | LM10UU-OP | 3 | 23 |
| 12 | LM12UU | 4 | 31.5 | LM12UU-AJ | 4 | 31 | LM12UU-OP | 3 | 25 |
| 13 | LM13UU | 4 | 43 | LM13UU-AJ | 4 | 42 | LM13UU-OP | 3 | 34 |
| 16 | LM16UU | 5 | 69 | LM16UU-AJ | 5 | 68 | LM16UU-OP | 4 | 52 |
| 20 | LM20UU | 5 | 87 | LM20UU-AJ | 5 | 85 | LM20UU-OP | 4 | 69 |
| 25 | LM25UU | 6 | 220 | LM25UU-AJ | 6 | 216 | LM25UU-OP | 5 | 188 |
| 30 | LM30UU | 6 | 250 | LM30UU-AJ | 6 | 245 | LM30UU-OP | 5 | 210 |
| 35 | LM35UU | 6 | 390 | LM35UU-AJ | 6 | 384 | LM35UU-OP | 5 | 335 |
| 40 | LM40UU | 6 | 585 | LM40UU-AJ | 6 | 579 | LM40UU-OP | 5 | 500 |
| main demension and tolerance | ||||||||||
| mm | D | mm | L | mm | B | W(mm) | D1(mm) | h(mm) | h1(mm) | θ |
| tolerance(μm) | tolerance(μm) | tolerance(μm) | ||||||||
| 7 | 0/-9 | 10 | 0/-120 | — | — | — | — | — | — | — |
| 8 | 0/-9 | 12 | 0/-120 | — | — | — | — | — | — | — |
| 10 | 0/-9 | 15 | 0/-120 | 10.2 | 0/-200 | 1.1 | 9.6 | — | — | — |
| 12 | 0/-11 | 19 | 0/-200 | 13.5 | 0/-200 | 1.1 | 11.5 | 1 | — | — |
| 15 | 0/-11 | 17 | 0/-200 | 11.5 | 0/-200 | 1.1 | 14.3 | 1 | — | — |
| 15 | 0/-11 | 24 | 0/-200 | 17.5 | 0/-200 | 1.1 | 14.3 | 1 | — | — |
| 19 | 0/-13 | 29 | 0/-200 | 22 | 0/-200 | 1.3 | 18 | 1 | 6.8 | 80° |
| 21 | 0/-13 | 30 | 0/-200 | 23 | 0/-200 | 1.3 | 20 | 1.5 | 8 | 80° |
| 23 | 0/-13 | 32 | 0/-200 | 23 | 0/-200 | 1.3 | 22 | 1.5 | 9 | 80° |
| 28 | 0/-13 | 37 | 0/-200 | 26.5 | 0/-200 | 1.6 | 27 | 1.5 | 11 | 80° |
| 32 | 0/-16 | 42 | 0/-200 | 30.5 | 0/-200 | 1.6 | 30.5 | 1.5 | 11 | 60° |
| 40 | 0/-16 | 59 | 0/-300 | 41 | 0/-300 | 1.85 | 38 | 2 | 12 | 50° |
| 45 | 0/-16 | 64 | 0/-300 | 44.5 | 0/-300 | 1.85 | 43 | 2.5 | 15 | 50° |
| 52 | 0/-19 | 70 | 0/-300 | 49.5 | 0/-300 | 2.1 | 49 | 2.5 | 17 | 50° |
| 60 | 0/-19 | 80 | 0/-300 | 60.5 | 0/-300 | 2.1 | 57 | 3 | 20 | 50° |
| dr | eccentric (μm ) | max radial space (μm ) | Rated load | ||||
| mm | tolerance | tolerance | precision | normal | dynamic load | static load | |
| precision | normal | precision | normal | Co N | Co N | ||
| 3 | 0/-5 | 0/-8 | 4 | 8 | -3 | 69 | 105 |
| 4 | 0/-5 | 0/-8 | 4 | 8 | -3 | 88 | 127 |
| 5 | 0/-5 | 0/-8 | 4 | 8 | -3 | 167 | 206 |
| 6 | 0/-6 | 0/-9 | 8 | 12 | -3 | 206 | 265 |
| 8 | 0/-6 | 0/-9 | 8 | 12 | -3 | 176 | 216 |
| 8 | 0/-6 | 0/-9 | 8 | 12 | -3 | 274 | 392 |
| 10 | 0/-6 | 0/-9 | 8 | 12 | -4 | 372 | 549 |
| 12 | 0/-6 | 0/-9 | 8 | 12 | -4 | 510 | 784 |
| 13 | 0/-6 | 0/-9 | 8 | 12 | -4 | 510 | 784 |
| 16 | 0/-6 | 0/-9 | 8 | 12 | -6 | 774 | 1 |
| 180 | |||||||
| 20 | 0/-7 | 0/-10 | 10 | 15 | -6 | 882 | 1 |
| 370 | |||||||
| 25 | 0/-7 | 0/-10 | 10 | 15 | -6 | 980 | 1 |
| 570 | |||||||
| 30 | 0/-7 | 0/-10 | 10 | 15 | -8 | 1 | 2 |
| 570 | 740 | ||||||
| 35 | 0/-8 | 0/-12 | 12 | 20 | -8 | 1 | 3 |
| 670 | 140 | ||||||
| 40 | 0/-8 | 0/-12 | 12 | 20 | -10 | 2 | 4 |
| 160 | 20 | ||||||