(10 PCS) HK303720 Needle Roller Bearing (30mm x 37mm x 20mm) (30x37x20mm)
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Bearing number |
7307BG |
| Size (mm) |
35x80x21 |
| Bore Diameter (mm) |
35,000 |
| Outer Diameter (mm) |
80,000 |
| Width (mm) |
21,000 |
| d |
35,000 mm |
| D |
80,000 mm |
| B |
21,000 mm |
| C |
21,000 mm |
| a |
34.5 mm |
| Contact angle α |
40 ° |
| rs min |
1.5 mm |
| r1s min |
1 mm |
| Radial clearance class |
CN |
| Mass |
0.94 kg |
| Dynamic load, C |
34.6 kN |
| Static load, C0 |
22.2 kN |
| Fatigue limit load, Cu |
1.01 kN |
| Nlim (oil) |
11,000 rpm |
| Nlim (grease) |
8,400 rpm |
| Min operating temperature, Tmin |
-40 °C |
| Max operating temperature, Tmax |
120 °C |
| Characteristic cage frequency, FTF |
0.41 Hz |
| Characteristic rolling element frequency, BSF |
4.13 Hz |
| Characteristic outer ring frequency, BPF0 |
4.51 Hz |
| Characteristic inner ring frequency, BPFI |
6.49 Hz |
| da min |
43.5 mm |
| db min |
40.5 mm |
| Da max |
71.5 mm |
| Db max |
74.5 mm |
| r1a max |
1 mm |
| ra max |
1 mm |
| bore diameter: |
35 mm |
| radial static load capacity: |
24200 N |
| outside diameter: |
80 mm |
| operating temperature range: |
-40 to 120 ºC |
| overall width: |
21 mm |
| cage material: |
Steel |
| contact angle: |
40 ° |
| outer ring width: |
21 mm |
| row type & fill slot: |
Single-Row Non-Fill Slot |
| maximum rpm: |
11000 rpm |
| internal clearance: |
C0 |
| finish/coating: |
Uncoated |
| bore type: |
Round |
| precision rating: |
ISO Class 0 |
| closure type: |
Open |
| fillet radius: |
1.5 mm |
| snap ring included: |
Without Snap Ring |
| series: |
73B |
| bearing material: |
High Carbon Chrome Steel |
| weight: |
0.466 kg |
| radial dynamic load capacity: |
36500 N |
| manufacturer product page: |
Click here |
Company Profile
| Worktime |
З понеділка по п'ятницю: з 9:00 до 18:00 |
| Phone |
00(65) 6258 1688 |