NSK 799A/792D+L DOUBLE-ROW BEARINGS
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What is 799A/792D+L bearing interchange？
| Bearing number: |
6840 |
| Size (mm): |
200x250x24 |
| Bore Diameter (mm): |
200 |
| Outer Diameter (mm): |
250 |
| Width (mm): |
24 |
| d: |
200 mm |
| D: |
250 mm |
| B: |
24 mm |
| PDF |
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Product Details
| Bearing number |
6840 |
| Size (mm) |
200x250x24 |
| Bore Diameter (mm) |
200 |
| Outer Diameter (mm) |
250 |
| Width (mm) |
24 |
| d |
200 mm |
| D |
250 mm |
| B |
24 mm |
| C |
24 mm |
| r min. |
1,5 mm |
| Da max. |
242 mm |
| db min |
208 mm |
| ra max. |
1,5 mm |
| Weight |
2,73 Kg |
| Basic dynamic load rating (C) |
74 kN |
| Basic static load rating (C0) |
91,5 kN |
| (Grease) Lubrication Speed |
2 300 r/min |
| (Oil) Lubrication Speed |
2 700 r/min |
| rs min |
1.5 mm |
| Radial clearance class |
CN |
| Mass |
2.73 kg |
| Dynamic load, C |
74 kN |
| Static load, C0 |
91.5 kN |
| Fatigue limit load, Cu |
2.75 kN |
| f0 |
16.1 |
| Nlim (oil) |
2,700 rpm |
| Nlim (grease) |
2,300 rpm |
| Min operating temperature, Tmin |
-20 °C |
| Max operating temperature, Tmax |
120 °C |
| Characteristic cage frequency, FTF |
0.47 Hz |
| Characteristic rolling element frequency, BSF |
14.85 Hz |
| Characteristic outer ring frequency, BPF0 |
11.66 Hz |
| Characteristic inner ring frequency, BPFI |
13.34 Hz |
| da min |
208 mm |
| Da max |
242 mm |
| ra max |
1.5 mm |
| Category |
Single Row Ball Bearing |
| Inventory |
0.0 |
| Minimum Buy Quantity |
N/A |
| Weight / Kilogram |
2.7 |
| Product Group |
B00308 |
| Enclosure |
Open |
| Precision Class |
ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot |
No |
| Rolling Element |
Ball Bearing |
| Snap Ring |
No |
| Internal Special Features |
No |
| Cage Material |
Steel |
| Internal Clearance |
C0-Medium |
| Inch - Metric |
Metric |
| Long Description |
200MM Bore; 250MM Outside Diameter; 24MM Outer Race Diameter; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features |
| UNSPSC |
31171504 |
| Harmonized Tariff Code |
8482.10.50.68 |
| Noun |
Bearing |
| Keyword String |
Ball |
| Manufacturer Item Number |
6840 |
| Weight / LBS |
5.945 |
| Outer Race Width |
0.945 Inch | 24 Millimeter |
| Bore |
7.874 Inch | 200 Millimeter |
| Outside Diameter |
9.843 Inch | 250 Millimeter |
| bore diameter: |
200 mm |
| precision rating: |
Class 0 |
| outside diameter: |
250 mm |
| finish/coating: |
Uncoated |
| overall width: |
24 mm |
| bearing material: |
High Carbon Chrome Steel |
| bore type: |
Round |
| cage material: |
Brass |
| closure type: |
Open |
| inner ring width: |
24 mm |
| row type & fill slot: |
Single Row Non-Fill Slot |
| outer ring width: |
24 mm |
| snap ring included: |
Without Snap Ring |
| maximum rpm (grease): |
2300 rpm |
| internal clearance: |
CN |
| maximum rpm (oil): |
2700 rpm |
| operating temperature range: |
-40 to 120 ºC |
| fillet radius: |
1.5 mm |
| dynamic load capacity: |
74000 N |
| series: |
68 |
| static load capacity: |
91500 N |
| manufacturer product page: |
Click here |