Komatsu HAND RAIL 21T-54-67471 HAND RAIL
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
Product Features
Komatsu HAND RAIL 21T-54-67471 HAND RAIL Size Chart (mm/inches) |
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Bearing number | NU 2311 ECP |
Size (mm) | 120x55x43 |
Bore Diameter (mm) | 120 |
Outer Diameter (mm) | 55 |
Width (mm) | 43 |
d | 55 mm |
D | 120 mm |
B | 43 mm |
D1 | 100.3 mm |
F | 70.5 mm |
r1,2 - min. | 2 mm |
r3,4 - min. | 2 mm |
s | 3.5 mm |
da - min. | 65 mm |
da - max. | 68 mm |
db - min. | 73 mm |
Da - max. | 109.2 mm |
ra - max. | 2 mm |
rb - max. | 2 mm |
Basic dynamic load rating - C | 232 kN |
Basic static load rating - C0 | 232 kN |
Fatigue load limit - Pu | 30.5 kN |
Reference speed | 6000 r/min |
Limiting speed | 7000 r/min |
Calculation factor - kr | 0.25 |
Category | Cylindrical Roller Bearings |
Inventory | 2.0 |
Manufacturer Name | SKF |
Minimum Buy Quantity | N/A |
Weight / Kilogram | 2.263 |
EAN | 7316577027269 |
Product Group | B04144 |
Bore Profile | Straight |
Cage Material | Polymer |
Precision Class | RBEC 1 | ISO P0 |
Number of Rows of Rollers | Single Row |
Separable | Inner Ring - Both Sides |
Rolling Element | Cylindrical Roller Bearing |
Profile | Complete with Outer and Inner Ring |
Snap Ring | No |
Internal Clearance | C0-Medium |
Retainer | Yes |
Relubricatable | Yes |
Inch - Metric | Metric |
Other Features | High Capacity | Plain Inner Ring | 2 Rib Outer Ring | Cage on Outer Ring ID |
Long Description | 55MM Bore; Straight Bore Profile; 120MM Outside Diameter; 43MM Width; Polymer Cage Matetrial; RBEC 1 | ISO P0; Single Row; Inner Ring - Both Sides Separable; No Snap Ring; Relubricatable; C0-Medium In |
Category | Cylindrical Roller Bearing |
UNSPSC | 31171547 |
Harmonized Tariff Code | 8482.50.00.00 |
Noun | Bearing |
Manufacturer URL | http://www.skf.com |
Manufacturer Item Number | NU 2311 ECP |
Weight / LBS | 4.985 |
Outside Diameter | 4.724 Inch | 120 Millimeter |
Width | 1.693 Inch | 43 Millimeter |
Bore | 2.165 Inch | 55 Millimeter |
bore diameter: | 55 mm |
precision rating: | RBEC 1 (ISO Class Normal) |
outside diameter: | 120 mm |
maximum rpm: | 7000 RPM |
overall width: | 43 mm |
bearing material: | Steel |
flanges: | (2) Outer Ring |
cage material: | Polyamide |
bore type: | Straight |
finish/coating: | Uncoated |
number of rows: | 1 |
closure type: | Open |
internal clearance: | C0 |
application: | Piston Type Machines, Rolling Mills, Spindles/Machine Tools |
ring separation: | Separable Ring |
outer ring width: | 43 mm |
operating temperature range: | Maximum of +300 °F |
fillet radius: | 2 mm |
dynamic load capacity: | 232 kN |
series: | NU23 |
static load capacity: | 232 kN |
D1 ≈ | 100.3 mm |
r1,2 min. | 2 mm |
r3,4 min. | 2 mm |
s max. | 3.5 mm |
da min. | 65 mm |
da max. | 68 mm |
db min. | 73 mm |
Da max. | 109.2 mm |
ra max. | 2 mm |
rb max. | 2 mm |
Basic dynamic load rating C | 232 kN |
Basic static load rating C0 | 232 kN |
Fatigue load limit Pu | 30.5 kN |
Calculation factor kr | 0.25 |
Limiting value e | 0.3 |
Axial load factor Y | 0.4 |
Mass bearing | 2.23 kg |