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 |