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NU 20/630 ECMA Cylindrical Roller Bearing Inch Series Chrome Steel 630x920x170mm
| Place of Origin: | Japan |
|---|---|
| Brand Name: | NSK |
| Model Number: | NU 20/630 ECMA |
| Minimum Order Quantity: | 1pc |
| Price: | USD0.1/pc |
| Packaging Details: | Usually made by plastic tube+anti-rust paper+box+carton |
| Payment Terms: | Western Union, MoneyGram, T/T |
| Supply Ability: | 10000pcs/month |
Product Details
| Type: | Cylindrical Roller Bearing | Cage Material: | Brass |
|---|---|---|---|
| Precision Rating: | P5. P6 | Bore Size: | 630mm |
| High Light: | sealed cylindrical roller bearings,axial cylindrical roller bearings |
||
Product Description
Stainless steel self-aligning Roller Bearing Single Row For motor
Detailed Product Description
Cylindrical roller bearings are available in many designs, series and sizes, including single row bearings with a cage, High-capacity bearing, single and double row full complement bearings (without a cage). Bearings with a cage can accommodate heavy radial loads, fast accelerations and high speeds. Full complement bearings incorporated a maximum number of rollers and are therefore suitable for very heavy radial loads at moderate speeds.
Application of Cylindrical Roller Bearing
1) Cylindrical roller bearings are widely used in automobile, electrical. (Home appliances, electric tools, fitness equipment, motors, medical devices, motorbikes, textile machines)
2) equipment, instrument, building machinery, rolling stock agricultural machinery and various specialized machineries.
Model:NU 20/630 ECMA
Dimension:630x920x170mm
Bore Size:630mm
Outside Diameter:920mm
Width:170mm
Basic Dynamic Load Rating:4730kN
Basic Static Load Rating:9500kN
Material of Rings and Balls: Chrome steel,Carbon steel, Stainless steel
Cage Material: Brass,Steel,Nylon
Package: Usually made by plastic tube+anti-rust paper+box+carton
Terms of Payment: T/T(30% deposit in advance), Irrevocable L/C at sight, Western Union
Delivery Time: 3-25 days, according to the order quantity
Application: motor, locomotives, autos,spindle,equipment, internal combustion engine, generator, gas turbines, reducer, rolling mill, vibrating screen and lifting transportation machinery, etc.
Single row: NU, NJ, NUP, N, NCF and NJG designs
Double row: NNU, NN and NNF designs
Quick description:
| Bearing Model | NU 20/630 ECMA |
| Type | Cylindrical Roller Bearing |
| Bore Size (mm) | 630 |
| Outside Diameter (mm) | 920 |
| Width (mm) | 170 |
| Mass (kg) | 400 |
| Material | Chrome Steel, Carbon steel, Stainless steel |
| Cage Material | Brass |
| Number of Row | Single Row |
| Precision Rating | P5. P6 |
| Basic Dynamic Load Rating (Cr) | 4730 kN |
| Basic Static Load Rating (Cor) | 9500 kN |
| Limiting Speed | 850 r/min |
| Bearing No. | Boundary Dimensions (mm) | Basic Load Rating (KN) | Mass | |||||
| d | D | B | C | Co | kg | |||
| N208EM | NU208EM | NJ208EM | 40 | 80 | 18 | 51.5 | 53.0 | 0.39 |
| N209EM | NU209EM | NJ209EM | 45 | 85 | 19 | 58.5 | 63.8 | 0.52 |
| N210EM | NU210EM | NJ210EM | 50 | 90 | 20 | 61.2 | 69.2 | 0.56 |
| N211EM | NU211EM | NJ211EM | 55 | 100 | 21 | 80.2 | 95.5 | 0.62 |
| N212EM | NU212EM | NJ212EM | 60 | 110 | 22 | 89.8 | 102.0 | 0.84 |
| N213EM | NU213EM | NJ213EM | 65 | 120 | 23 | 102.0 | 118.0 | 1.05 |
| N214EM | NU214EM | NJ214EM | 70 | 125 | 24 | 112.0 | 135.0 | 1.29 |
| N215EM | NU215EM | NJ215EM | 75 | 130 | 25 | 125.0 | 155.0 | 1.45 |
| N216EM | NU216EM | NJ216EM | 80 | 140 | 26 | 132.0 | 165.0 | 1.74 |
| N217EM | NU217EM | NJ217EM | 85 | 150 | 28 | 158.0 | 192.0 | 2.08 |
| N218EM | NU218EM | NJ218EM | 90 | 160 | 30 | 170.0 | 203.0 | 2.50 |
| N219EM | NU219EM | NJ219EM | 95 | 170 | 32 | 192.0 | 214.0 | 2.80 |
| N220EM | NU220EM | NJ220EM | 100 | 180 | 34 | 208.0 | 226.0 | 3.14 |
| N222EM | NU222EM | NJ222EM | 110 | 200 | 38 | 239.0 | 342.0 | 2.11 |
| N224EM | NU224EM | NJ224EM | 120 | 215 | 40 | 247.0 | 249.0 | 6.32 |
| N226EM | NU226EM | NJ226EM | 130 | 230 | 40 | 358.0 | 372.0 | 7.38 |
| N228EM | NU228EM | NJ228EM | 140 | 250 | 42 | 302.0 | 415.0 | 9.01 |
| N230EM | NU230EM | NJ230EM | 150 | 270 | 45 | 450.0 | 595.0 | 12.50 |
| N232EM | NU232EM | NJ232EM | 160 | 290 | 48 | 500.0 | 665.0 | 15.50 |
| N234EM | NU234EM | NJ234EM | 170 | 310 | 52 | 605.0 | 800.0 | 19.20 |
| N236EM | NU236EM | NJ236EM | 180 | 320 | 50 | 625.0 | 850.0 | 20.00 |
| N238EM | NU238EM | NJ238EM | 190 | 340 | 55 | 695.0 | 955.0 | 24.00 |
| N240EM | NU240EM | NJ240EM | 200 | 360 | 58 | 765.0 | 1060.0 | 28.60 |
| N244EM | NU244EM | NJ244EM | 220 | 400 | 65 | 760.0 | 1080.0 | 37.30 |
| N248EM | NU248EM | NJ248EM | 240 | 440 | 72 | 935.0 | 1340.0 | 50.40 |
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