dredging grab
Can't find what you're looking for 180x250x69 dredging grab ? Our expert Shimadzu Gear Pump Representatives be in contact with you Jinan Excavator Parts Company shortly!
| Min.Order Quantity | 1 pcs |
| Price | Negotiable |
Product Details
| Bearing number | NNU 4936 BK/SPW33 |
| Size (mm) | 180x250x69 |
| Bore Diameter (mm) | 180 |
| Outer Diameter (mm) | 250 |
| Width (mm) | 69 |
| d | 180 mm |
| D | 250 mm |
| B | 69 mm |
| C | 69 mm |
| b | 8,3 mm |
| r1 min. | 2 mm |
| r2 min. | 2 mm |
| r3 min. | 1 mm |
| r4 min. | 1 mm |
| D1 | 226.05 mm |
| F | 202 mm |
| K | 3 mm |
| da min. | 190 mm |
| da max | 199 mm |
| Da max. | 240 mm |
| db min | 205 mm |
| ra max. | 2 mm |
| S | 1,1 mm |
| dh | 203,5 mm |
| Weight | 10,5 Kg |
| Basic dynamic load rating (C) | 402 kN |
| Basic static load rating (C0) | 850 kN |
| (Grease) Lubrication Speed | 3 000 r/min |
| (Oil) Lubrication Speed | 3 400 r/min |
| Category | Cylindrical Roller Bearing |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 10.54 |
| Product Group | B04144 |
| Bore Profile | Tapered |
| Cage Material | Brass |
| Precision Class | Special Precision |
| Number of Rows of Rollers | Double Row |
| Separable | Inner Ring - Both Sides |
| Rolling Element | Cylindrical Roller Bearing |
| Profile | Complete with Outer and Inner Ring |
| Snap Ring | No |
| Internal Clearance | C1-Tight |
| Retainer | Yes |
| Relubricatable | Yes |
| Inch - Metric | Metric |
| Other Features | Plain Inner Ring | 3 Rib Outer Ring | High Precision Bearing | Modified Internal Design | Cage on Outer Ring ID |
| Long Description | 180MM Bore; Tapered Bore Profile; 250MM Outside Diameter; 69MM Width; Brass Cage Matetrial; Special Precision; Double Row; Inner Ring - Both Sides Separable; No Snap Ring; Relubricatable; C1-Tight Int |
| UNSPSC | 31171547 |
| Harmonized Tariff Code | 8482.50.00.00 |
| Noun | Bearing |
| Manufacturer Item Number | NNU 4936 BK/SPW33 |
| Weight / LBS | 23.215 |
| Bore | 7.087 Inch | 180 Millimeter |
| Outside Diameter | 9.843 Inch | 250 Millimeter |
| Width | 2.717 Inch | 69 Millimeter |
| bore diameter: | 180 mm |
| precision rating: | Not Rated |
| outside diameter: | 250 mm |
| maximum rpm: | 3400 RPM |
| overall width: | 69 mm |
| bearing material: | Chrome Steel |
| flanges: | (3) Outer Ring |
| cage material: | Brass |
| bore type: | Straight |
| finish/coating: | Uncoated |
| number of rows: | 2 |
| closure type: | Open |
| internal clearance: | C1 |
| outer ring width: | 69 mm |
| dynamic load capacity: | 402 kN |
| fillet radius: | 2 mm |
| static load capacity: | 880 kN |
| series: | NNU49 |
| r1,2 min. | 2 mm |
| r3,4 min. | 1 mm |
| s max. | 1.1 mm |
| da max. | 199 mm |
| dn | 203.5 mm |
| Basic dynamic load rating C | 402 kN |
| Basic static load rating C0 | 850 kN |
| Fatigue load limit Pu | 88 kN |
| Attainable speed for grease lubrication | 3000 r/min |
| Attainable speed for oil-air lubrication | 3400 r/min |
| Reference grease quantity Gref | 81 cm³ |
| Static radial stiffness (guideline value) | 5190 N/µm |
| Mass bearing | 10.5 kg |
Company Profile
| Worktime | 9:00-18:00(Beijing time) |
| Phone | 86 0531-8299 9952 |
| Fax | 86 0531 -82990353 |