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Ceramics Hybrid / Spindle Bearing / Precision Angular Ball Bearing HCB71906 E T P4S UL 30x47x9 mm
Item number:
HCB71906-E-T-P4S-UL
Item features:
The spindle bearing HCB71906-E-T-P4S-UL is a super precision angular ball bearing (DIN 628-1) with a contact angle of 25°. It is suitable for the use in machine tools and other applications focusing on the greatest precision.
Technical ScribbleZoomable
Technical Data
| Inside Ø (mm): | 30 |
| Outside Ø (mm): | 47 |
| Width (mm): | 9 |
| Tolerance for inside-Ø (mm): | 0/-0,005 |
| Tolerance for outside-Ø (mm): | 0/-0,006 |
| Tolerance for shaft da (mm): | 0,21/-0,21 |
| Tolerance for width (mm): | 0/-0,12 |
| Bore: | cylindrical |
| Extended Inner Ring: | no |
| Seal: | open |
| Sealing material: | without |
| Ring Material: | Rolling Bearing Steel |
| Rolling Element Material: | Ceramics |
| Cage Material: | Phenolic Resin |
| Type of lubrication: | dry |
| Lubrication: | not greased, not oiled, preserved with Quaker Ferrocote 5856 BF T1 |
| Lifetime lubricated: | no |
| Application: | Machine tools |
| Contact Angle: | 25° |
| Tolerance Class: | P4S |
| max. Operating Temperature: | +150°C |
| min. Operating Temperature: | -40°C |
| Magnetic: | yes |
| Norm: | DIN 628-1 |
| Item weight: | 45 g |
Features
- it is suitable for high radial and axial loads in one direction
- it has also an axial load carrying capacity on both sides in the X- or O-arrangement in pairs
- medium series for a broad range of applications
- accuracy grade: P4S (main dimensions at least according to ISO-tolerance class 4)
- all running tolerances are classified according to ISO-tolerance class 2
- it is designed for a high running accuracy and high speeds with maximum rigidity and operational safety
- not separable
- material: 100Cr6 (rolling bearing steel), phenol resin (cage)
- seal: open design (without seal)
- A pictorial representation of the correct installation direction can be found here: for representation
- temperature resistance up to circa 80°C in the long run, temporarily up to circa 120°C
- You will find an explanation of the description of the bearing here: nomenclature
- comparable with 71906ACTA/HQ1P4S (CSC), 71906A5SN24 (NSK), 71906 ACD/HCP4A (SKF)
Apart from the article available in our online-shop, we can also offer spindle bearings upon request from manufacturers, such as FAG, NSK or SKF to you. Please send us your enquiry upon request through our contact form.