Dezhou Rundong Petroleum Machinery Co., Ltd.
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Home » Products » Bearing
Bearing
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Bearing

Cylindrical Roller Bearing
Cylindrical roller bearings can be divided into single row, double row and multi row roller bearings. All of them are separated bearings, which are convenient to install and disassemble. The contact type of inner, outer rings and roller is modified linear contact, so the friction coefficient is small and the limiting speed is high. Having the advantages of compact structure, high rigidity, large bearing capacity and smooth operation, Rundong cylindrical roller bearing is suitable for all types of mud pump, winch, reduction gear, and oil pumping unit and other oil drilling equipment.

F-1600 Mud Pump Bearing
Mud pump bearing includes cylindrical roller bearing and spherical roller bearing.

Cylindrical Roller Bearing
1. Connecting rod big-end bearing

1) Current designation: NU046477Q4/C9YA4
Original designation: 929/660.4QU
2) Mounting dimensions D2/725 D2/798
3) Boundary dimensions (mm)
D/660.4 D/863.6 B/107.95 Rsmin/4
4) Rated load rating (KN)
Dynamic/2820
Static/6380
5) Limiting speed(r/min)
Grease 300
Oil 410
6) Mass: 178/Kg
2. Connecting rod small-end bearing
1) Current designation:NNAL6/206.375Q4/W333XYA2
Original designation: 254941QU
2) Mounting dimensions
D1/D2/258
3) Boundary dimensions (mm)
D/206.375 D/285.75 B/222.25 Rsmin/3
4) Rated load rating (KN)
Dynamic/1320
Static/4230
5) Limiting speed (r/min)
Grease 310
Oil 390
6) Mass: 44.9/Kg
3. Transmission shaft bearings
1) Current designation:
NU3044X3M/C9-1
Original designation:
32844HUI 2) Mounting dimensions
D2/312.5
3) Boundary dimensions (mm)
D/220 D/350 B/98.4 Rsmin/4
4) Rated load rating (KN)
Dynamic/1100
Static/1830
5) Limiting speed(r/min)
Grease 1300
Oil 1600
6) Mass: 38.4/Kg
Spherical Roller Bearing
1. Spindle bearing
1) Current designation: 23160/C9W33
Original designation: 3003760UY
2) Calculated factors:E/0.33 y1/2.1 y2/3.1 y0/2.0
3) Boundary dimensions (mm): D/300 D/500 B/160 Rsmin/5
4) Rated load rating (KN)
Dynamic/2720     Static/4940
5) Limiting speed (r/min)
Grease 670     Oil 850
6) Mass: 127/Kg
Dd/360 D/540 B/180 Rsmin/5
1) Rated load rating (KN) : Dynamic/3000     Static/6280
2) Limiting speed(r/min): Grease 500     Oil 630
3) Mass: 146/Kg

Bearing Parameters

Nominal inside diameter Designation Boundary dimensions Rated load rotating r/min Limiting speed Mass
mm d Current Original mm D B rlsmin Fw Dynamic Static Grease Oil kg
100 NU1020M 3212OH 150 24 1.1 113 87.4 116 3800 4800 1.49
100 NU220M 3222OH 180 34 2.1 120 196 239 3200 3800 4.12
100 N2320ETN1 2620AE 215 73 3 579 732 2200 2800 11.7
100 NJ2320M 4262OH 215 73 3 129.5 464 596 2200 2800 14
100 NU2320M 3262OH 215 73 3 129.5 464 596 2200 2800 13.7
100 NU2320EM/YA 3262OEK 215 73 3 129.5 572 750 2200 2800 13.8
110 NJ222EM 42222EH 200 38 2.1 132.5 292 365 2800 3400 5.61
110 N322EM 2322EH 240 50 3 462 541 2000 2800 11.3
110 NJ322EM/C9SOYA5 42322EHTU 240 50 3 143 437 503 2000 2800 12.2
110 NJ322M 42322H 240 50 3 143 412 483 2000 2800 12.2
110 NU322EF1 32322W1E 240 50 3 143 462 541 2000 2800 11
110 NU322M 32322H 240 50 3 143 412 483 2000 2800 12.1
110 NJ2322EM 42622H 240 80 3 143 647 833 1900 2500 19.5
110 NU2322EF1/C9YA5 32622W1EU 240 80 3 143 684 896 1900 2500 17.5
110 NU2322EM/C9 32622HU 240 80 3 143 647 833 1900 2500 19
110 NU2322EM/YA 32622EK 240 80 3 143 714 948 1900 2500 19.2
120 NJ224M 42224H 215 40 2.1 143.5 276 345 2400 3000 6.71
120 NU224M 32224H 215 40 2.1 143.5 276 345 2400 3000 6.58
120 N324M 2324H 260 55 3 511 604 1900 2600 15.2
120 N2324EM 2624H 260 86 3 757 < /p>

Thank you for visiting the website of Dezhou Rundong Company. We are a professional bearing manufacturer, which passes the ISO9001 certification. Our company is located in Dezhou city. Our location gives us access to transportation by sea, air, and land. This guarantees lower transportation fees, thus reducing our production costs and saving customers on shipping charges. We have many kinds of oil equipment for you to choose, like oscillating screen and downhole drilling motor as well as bearing. If you have any need, please contact us at Dezhou Rundong.

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