ADR bearing designation: SP3621
ADR bearing designation: SP3621
This designation is only defining the size and shape of the ball bearing. Materials and performances have to be detailed during study and quotation.
This designation is only defining the size and shape of the ball bearing. Materials and performances have to be detailed during study and quotation.
Bearing Dimension
Dimensions values
| d | 3.175 mm | D | 9.525 mm | |
|---|---|---|---|---|
| d1 | 4 mm | D1 | 5.5 mm | |
| B* | 2.779 mm | r | 0.125 mm | |
|
* For protected bearing (ZZ, FF, -2RS) |
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Speed Limit
| Lubricant & Bearing Type 1 | |
|---|---|
| Ball bearing with ribbon cage + grease | 67,000 rpm |
| Lubricant & Bearing Type 2 | |
|---|---|
| Contact us |
Basic Load Rating of Bearing
| Static radial capacity [Co] | 53 N |
|---|---|
| Static axial capacity [Ca] | 86 N |
| Dynamic radial capacity (X105CrMo17) [C] | 154 N |
| Dynamic radial capacity (100Cr6) [C] | 192 N |
| To improve Capacity and Life time Contact us | |
Bearing Version
| Serie | Rigid bearing - Inch serie |
|---|---|
| Conception | Deep groove ball bearing |
| Cage | With stainless steel ribbon cage |
| For Bearing Protected with Shields or Seals Contact us | |
Tolerance, Internal Clearance and Calibration
| Tolerance class selected usually | Class “T4” for Rigid ball bearing |
|---|---|
| Class “TA4” for Thin Section ball bearing | |
| For Others Tolerances Refer to catalogue Page 32 to 43 | |
Assembling Configuration
ADR proposes different bearings pair configuration in standard, for example:
- DO for Duplex ball bearings in Back-to-Back configuration
- DX for Duplex ball bearings in Face-to-Face configuration
|
To define assembling configuration and preload value: |
Mean Mass
| Ball bearing mass | 0.97 g |
|---|
Additional Informations
Recommended lubricant operating temperature:
Open ball bearing: Oil, ISOFLEX PDP38 – Minimum -65°C and +100°C maximum
Protected ball bearing: Grease, NYCOGREASE GN10 – Minimum -73°C and +121°C maximum
In standard Stainless steel ring and cage, maximum temperature to 150°C
Phenolic resin cage, maximum temperature to 120°C
PTFE separators balls, maximum temperature to 150°C
For further information on the designation:
Data are not contractually binding. ADR disclaims any responsibility for printing errors in this data sheet.