2017 mining spherical button drill bits for YT rock drill
What are the dimensions of 90 Bore Diameter (mm) a 2017 mining spherical button drill bits for YT rock drill? excavator pump Manufacturing Jinan Excavator Parts Company Service . Get Your Free, Instant 90x190x43 Quote！
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Details
| Bearing number | 7318B |
| Size (mm) | 90x190x43 |
| Bore Diameter (mm) | 90 |
| Outer Diameter (mm) | 190 |
| Width (mm) | 43 |
| d | 90 mm |
| D | 190 mm |
| B | 43 mm |
| C | 43 mm |
| Angle (α) | 40 ° |
| a | 80,5 mm |
| r min. | 3 mm |
| r1 min. | 1,1 mm |
| da min. | 104 mm |
| db min | 97 mm |
| ra max. | 2,5 mm |
| Weight | 5,16 Kg |
| Basic dynamic load rating (C) | 156 kN |
| Basic static load rating (C0) | 135 kN |
| (Grease) Lubrication Speed | 3 400 r/min |
| Contact angle α | 40 ° |
| rs min | 3 mm |
| r1s min | 1.1 mm |
| Mass | 5.16 kg |
| Dynamic load, C | 156 kN |
| Static load, C0 | 135 kN |
| Fatigue limit load, Cu | 5.2 kN |
| Nlim (oil) | 4,500 rpm |
| Nlim (grease) | 3,400 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 | 4.28 Hz |
| Characteristic outer ring frequency, BPF0 | 4.96 Hz |
| Characteristic inner ring frequency, BPFI | 7.04 Hz |
| da min | 104 mm |
| Da max | 176 mm |
| Db max | 183 mm |
| r1a max | 1 mm |
| ra max | 2.5 mm |
| Category | Angular Contact Ball Bearing |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 5.11 |
| Product Group | B00308 |
| Enclosure | Open |
| Flush Ground | No |
| Rolling Element | Ball Bearing |
| Number of Rows of Balls | Single Row |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Snap Ring | No |
| Cage Material | Steel |
| Contact Angle | 40 Degree |
| Internal Clearance | C0-Medium |
| Number of Bearings | 1 (Single) |
| Inch - Metric | Metric |
| Long Description | 90MM Bore; 190MM Outside Diameter; 43MM Width; Open; No Flush Ground; Ball Bearing; Single Row of Balls; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring |
| UNSPSC | 31171531 |
| Harmonized Tariff Code | 8482.10.50.28 |
| Noun | Bearing |
| Keyword String | Angular Contact |
| Manufacturer Item Number | 7318B |
| Weight / LBS | 11.249 |
| Bore | 3.543 Inch | 90 Millimeter |
| Width | 1.693 Inch | 43 Millimeter |
| Outside Diameter | 7.48 Inch | 190 Millimeter |
| bore diameter: | 90 mm |
| radial static load capacity: | 135000 N |
| outside diameter: | 190 mm |
| operating temperature range: | -40 to 120 ºC |
| overall width: | 43 mm |
| cage material: | Steel |
| contact angle: | 40 ° |
| outer ring width: | 43 mm |
| row type & fill slot: | Single-Row Non-Fill Slot |
| maximum rpm: | 4500 rpm |
| internal clearance: | C0 |
| finish/coating: | Uncoated |
| bore type: | Round |
| precision rating: | ISO Class 0 |
| closure type: | Open |
| fillet radius: | 3 mm |
| snap ring included: | Without Snap Ring |
| series: | 73B |
| bearing material: | High Carbon Chrome Steel |
| weight: | 5.090 kg |
| radial dynamic load capacity: | 156000 N |
| manufacturer product page: | Click here |
Company Profile
| Worktime |
9:00-18:00(Beijing time) |
| Phone |
86 0531-8299 9952 |
| Fax |
86 0531 -82990353 |
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