| Bearing number |
7311 BEGAP |
| Size (mm) |
120x55x29 |
| Bore Diameter (mm) |
120 |
| Outer Diameter (mm) |
55 |
| Width (mm) |
29 |
| d |
55 mm |
| D |
120 mm |
| B |
29 mm |
| d1 |
80.3 mm |
| d2 |
66.66 mm |
| D1 |
96.6 mm |
| a |
51 mm |
| r1,2 - min. |
2 mm |
| r3,4 - min. |
1 mm |
| da - min. |
66 mm |
| Da - max. |
109 mm |
| Db - max. |
114 mm |
| ra - max. |
2 mm |
| rb - max. |
1 mm |
| Basic dynamic load rating - C |
85 kN |
| Basic static load rating - C0 |
60 kN |
| Fatigue load limit - Pu |
2.6 kN |
| Reference speed |
7000 r/min |
| Limiting speed |
7000 r/min |
| Calculation factor - kr |
0.1 |
| Calculation factor - ka |
1.6 |
| Calculation factor - e |
1.14 |
| Calculation factor - X |
0.35 |
| Calculation factor - Y0 |
0.26 |
| Calculation factor - Y1 |
0.55 |
| Calculation factor - Y2 |
0.57 |
| Category |
Angular Contact Ball Bearing |
| Inventory |
2.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
1.34 |
| Product Group |
B00308 |
| Enclosure |
Open |
| Flush Ground |
Yes |
| Rolling Element |
Ball Bearing |
| Number of Rows of Balls |
Single Row |
| Precision Class |
ABEC 3 | ISO P6 |
| Maximum Capacity / Filling Slot |
No |
| Snap Ring |
No |
| Cage Material |
Polymer |
| Contact Angle |
40 Degree |
| Internal Clearance |
C0-Medium |
| Number of Bearings |
1 (Single) |
| Preload |
Light |
| Mounting Arrangement |
Universal |
| Inch - Metric |
Metric |
| Long Description |
55MM Bore; 120MM Outside Diameter; 29MM Width; Open; Yes Flush Ground; Ball Bearing; Single Row of Balls; ABEC 3 | ISO P6; No Filling Slot; No Snap Ring |
| UNSPSC |
31171531 |
| Harmonized Tariff Code |
8482.10.50.28 |
| Noun |
Bearing |
| Keyword String |
Angular Contact |
| Manufacturer Item Number |
7311 BEGAP |
| Weight / LBS |
2.95 |
| Width |
1.142 Inch | 29 Millimeter |
| Outside Diameter |
4.724 Inch | 120 Millimeter |
| Bore |
2.165 Inch | 55 Millimeter |
| bore diameter: |
55 mm |
| radial static load capacity: |
60 kN |
| outside diameter: |
120 mm |
| cage material: |
Nylon |
| overall width: |
29 mm |
| outer ring width: |
29 mm |
| contact angle: |
40 ° |
| maximum rpm: |
7000 RPM |
| row type & fill slot: |
Single-Row Non-Fill Slot |
| finish/coating: |
Uncoated |
| internal clearance: |
C0 |
| precision rating: |
ABEC 3 (ISO Class 6) |
| closure type: |
Open |
| fillet radius: |
2 mm |
| radial dynamic load capacity: |
85 kN |
| series: |
73 |
| d1 ≈ |
80.3 mm |
| d2 ≈ |
66.66 mm |
| D1 ≈ |
96.6 mm |
| r1,2 min. |
2 mm |
| r3,4 min. |
1 mm |
| da min. |
66 mm |
| Da max. |
109 mm |
| Db max. |
114 mm |
| ra max. |
2 mm |
| rb max. |
1 mm |
| Basic dynamic load rating C |
85 kN |
| Basic static load rating C0 |
60 kN |
| Fatigue load limit Pu |
2.55 kN |
| Calculation factor A |
0.0574 |
| Calculation factor kr |
0.1 |
| Calculation factor e |
1.14 |
| Calculation factor X |
0.57 |
| Calculation factor Y0 |
0.52 |
| Calculation factor Y2 |
0.93 |
| Calculation factor Y1 |
0.55 |
| Mass bearing |
1.4 kg |