NNU4988K NTN Cylindrical Roller Bearing
With over 10170 67 mm dd (min) full-service stores, our NNU4988K NTN Cylindrical Roller Bearing inventory is extensive and 83 mm Da (max) our parts are priced right. within 24 hours. This helps Single Row Configuration you maximize your NTK BEARING PRECISION AXLE CORP. productivity by saving time and your hard-earned dollars.
| Brand Name: |
NTN |
| Model Number: |
NNU4988K |
| Configuration: |
Single Row |
| Da (max): |
83 mm |
| dd (min): |
67 mm |
| dc (min): |
62 mm |
| Limiting Speed - Oil: |
8,000 rpm |
| Bore Type: |
Cylindrical Bore |
| d: |
50 mm |
| D: |
90 mm |
| PDF |
NNU4988K |
Product Details
| Configuration |
Single Row |
| Da (max) |
83 mm |
| dd (min) |
67 mm |
| dc (min) |
62 mm |
| Limiting Speed - Oil |
8,000 rpm |
| Bore Type |
Cylindrical Bore |
| d |
50 mm |
| D |
90 mm |
| Enclosure |
Open |
| db (min) |
57 mm |
| Static Load Rating |
97,000 N |
| Inside Ring Outside Diameter |
59.5 mm |
| ra (max) |
1 mm |
| db (max) |
58 mm |
| Dynamic Load Rating |
83,500 N |
| Fillet Radius/Chamfer |
1.1 mm |
| r1 |
1.1 mm |
| ra1 (max) |
1 mm |
| Radial Clearance |
0.050 to 0.080 mm |
| B |
23 mm |