7SRS7NC1+[33-300/1]LM THK Miniature Linear Guide Caged Ball SRS Series
| Brand Name: |
THK |
| Model Number: |
7SRS7NC1+[33-300/1]LM |
| Bearing number: |
71924 CD/P4AH1 |
| Size (mm): |
165x120x22 |
| Bore Diameter (mm): |
165 |
| Outer Diameter (mm): |
120 |
| Width (mm): |
22 |
| d: |
120 mm |
| D: |
165 mm |
| B: |
22 mm |
| PDF |
7SRS7NC1+[33-300/1]LM |
Product Details
| Bearing number |
71924 CD/P4AH1 |
| Size (mm) |
165x120x22 |
| Bore Diameter (mm) |
165 |
| Outer Diameter (mm) |
120 |
| Width (mm) |
22 |
| d |
120 mm |
| D |
165 mm |
| B |
22 mm |
| d1 |
133.9 mm |
| d2 |
133.9 mm |
| D1 |
151.1 mm |
| K |
0.5 mm |
| C1 |
6.1 mm |
| r1,2 - min. |
1.1 mm |
| r3,4 - min. |
0.6 mm |
| a |
30.2 mm |
| da - min. |
126 mm |
| db - min. |
126 mm |
| Da - max. |
159 mm |
| Db - max. |
161 mm |
| ra - max. |
1 mm |
| rb - max. |
0.6 mm |
| dn |
137.6 mm |
| Basic dynamic load rating - C |
78 kN |
| Basic static load rating - C0 |
91.5 kN |
| Fatigue load limit - Pu |
3.2 kN |
| Limiting speed for grease lubrication |
7500 r/min |
| Limiting speed for oil lubrication |
12000 mm/min |
| Ball - Dw |
14.288 mm |
| Ball - z |
28 |
| Gref |
15.3 cm3 |
| Calculation factor - f0 |
16.5 |
| Preload class A - GA |
290 N |
| Preload class B - GB |
580 N |
| Preload class C - GC |
1160 N |
| Preload class D - GD |
2320 N |
| Calculation factor - f |
1 |
| Calculation factor - f2A |
1 |
| Calculation factor - f2B |
1.04 |
| Calculation factor - f2C |
1.09 |
| Calculation factor - f2D |
1.15 |
| Calculation factor - fHC |
1 |
| Preload class A |
127 N/micron |
| Preload class B |
174 N/micron |
| Preload class C |
246 N/micron |
| Preload class D |
361 N/micron |
| r1,2 min. |
1.1 mm |
| r3,4 min. |
0.6 mm |
| da min. |
126 mm |
| db min. |
126 mm |
| Da max. |
159 mm |
| Db max. |
161 mm |
| ra max. |
1 mm |
| rb max. |
0.6 mm |
| Basic dynamic load rating C |
78 kN |
| Basic static load rating C0 |
91.5 kN |
| Fatigue load limit Pu |
3.25 kN |
| Attainable speed for grease lubrication |
7500 r/min |
| Attainable speed for oil-air lubrication |
12000 r/min |
| Ball diameter Dw |
14.288 mm |
| Number of balls z |
28 |
| Reference grease quantity Gref |
15.3 cm³ |
| Preload class A GA |
290 N |
| Static axial stiffness, preload class A |
127 N/µm |
| Preload class B GB |
580 N |
| Static axial stiffness, preload class B |
174 N/µm |
| Preload class C GC |
1160 N |
| Static axial stiffness, preload class C |
246 N/µm |
| Preload class D GD |
2320 N |
| Static axial stiffness, preload class D |
361 N/µm |
| Calculation factor f |
1.26 |
| Calculation factor f1 |
1 |
| Calculation factor f2A |
1 |
| Calculation factor f2B |
1.04 |
| Calculation factor f2C |
1.09 |
| Calculation factor f2D |
1.15 |
| Calculation factor fHC |
1 |
| Calculation factor f0 |
16.5 |
| Mass bearing |
1.15 kg |