NN4921 NTN Tapered Roller Bearing
Our highly-skilled and factory-trained service experts have the resources to help NACHI BEARINGS OF AMERICA CORP. you with all your NN4921 NTN Tapered Roller Bearing needs - including routine maintenance, major repairs, warranty service, and 84.5 kN P180° Thrust Spherical Roller Bearing equipment inspections.
| Brand Name: |
NTN |
| Model Number: |
NN4921 |
| P180°: |
84.5 kN |
| Max. speed for PosiTrac Plus seal: |
1300 r/min |
| J1: |
82.55 mm |
| Stabilizing ring: |
SR-26-0 |
| P120°: |
73.8 kN |
| L: |
466.725 mm |
| Cap bolt recommended tightening torque: |
400 N·m |
| PG: |
1/4 NPT |
| PDF |
NN4921 |
Product Details
| P180° |
84.5 kN |
| Max. speed for PosiTrac Plus seal |
1300 r/min |
| J1 |
82.55 mm |
| Stabilizing ring |
SR-26-0 |
| P120° |
73.8 kN |
| L |
466.725 mm |
| Cap bolt recommended tightening torque |
400 N·m |
| PG |
1/4 NPT |
| A1 |
133.35 mm |
| S |
4.763 mm |
| R1 |
79.375 mm |
| H2 |
60.325 mm |
| R2 |
36.513 mm |
| ba |
57.944 mm |
| Cap bolt, SAE grade |
5 |
| Eye bolt |
3/8-16 UNC |
| Labyrinth ring |
2 x LOR 116 |
| J min. |
371.475 mm |
| RG |
1/2 NPT |
| Da |
230 mm |