NTN NK42/20R needle roller bearings

With over 10170 full-service stores, 12 mm B our NTN NK42/20R needle roller bearings inventory is extensive and our parts are 50 mm d priced right. within 24 hours. This helps 72 mm D you maximize your productivity by saving time and your hard-earned dollars.
d | 50 mm |
D | 72 mm |
B | 12 mm |
d1 | 57.1 mm |
d2 | 57.1 mm |
D2 | 67.12 mm |
r1,2 min. | 0.6 mm |
r3,4 min. | 0.3 mm |
a | 20.3 mm |
da min. | 53.2 mm |
da max. | 56.6 mm |
db min. | 53.2 mm |
db max. | 56.6 mm |
Da max. | 68.8 mm |
Db max. | 70.6 mm |
ra max. | 0.6 mm |
rb max. | 0.3 mm |
Basic dynamic load rating C | 12.7 kN |
Basic static load rating C0 | 9.8 kN |
Fatigue load limit Pu | 0.415 kN |
Attainable speed for grease lubrication | 16000 r/min |
Ball diameter Dw | 6.35 mm |
Number of balls z | 25 |
Preload class A GA | 80 N |
Static axial stiffness, preload class A | 105 N/µm |
Preload class B GB | 160 N |
Static axial stiffness, preload class B | 137 N/µm |
Preload class C GC | 320 N |
Static axial stiffness, preload class C | 180 N/µm |
Preload class D GD | 640 N |
Static axial stiffness, preload class D | 240 N/µm |
Calculation factor f | 1.13 |
Calculation factor f1 | 0.98 |
Calculation factor f2A | 1 |
Calculation factor f2B | 1.04 |
Calculation factor f2C | 1.08 |
Calculation factor f2D | 1.14 |
Calculation factor fHC | 1 |
Calculation factor e | 0.68 |
Calculation factor (single, tandem) Y2 | 0.87 |
Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
Mass bearing | 0.14 kg |
Detailed Parameters
parameter:
Similar products
SIGMA GEG 125 ES plain bearings
SIGMA GEG 125 ES plain bearings 190 mm d Needs Analysis , Manufacturing Service . Get Your Free. d 190 mm operating temperature range: -30 of +200 °C D 340 mm cage material: Steel B 92 mm bearing material: Steel bore type: Tapered 1:12 cage type: Inner Ring Guided outer ring type: Not Split precision
ISO N2330 cylindrical roller bearings
ISO N2330 cylindrical roller bearings manufacturer and global supplier of 15 Bore Diameter (mm) reliable ball and roller … ISO N2330 cylindrical roller bearings Industries Products Manufacturing & 32 Outer Diameter (mm) Engineering and Agricultural Bearings designed to meet the unique requirements of our targeted industries. Bore Diameter (mm) 15 Outer Diameter (mm) 32 d
INA GF 45 DO plain bearings
What is the best place to buy N/A Minimum Buy Quantity INA GF 45 DO plain bearings online? 0.0 Inventory Manufacturing Service . Inventory 0.0 Manufacturer Name TIMKEN Minimum Buy Quantity N/A Weight 4.54 EAN 0883450140409 Product Group M06288 Number of Mounting Holes 4 Mounting Method V Lock Housing Style 4 Bolt Round Flange Cartridge
SKF 22312 E tapered roller bearings
The online SKF 22312 E tapered roller bearings Two-Bolt Base mounting: parts store 65 mm d gives you immediate access to a selection of more than 1.4 million new, Clearance Seal seal type: used, remanufactured. mounting: Two-Bolt Base seal type: Clearance Seal d 65 mm overall height: 163.50 mm bore type: Round D 8.1250 in