• NSK 239 Series Spherical Roller Bearings (Cylindrical & K Bore)
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NSK 239 Series Spherical Roller Bearings (Cylindrical & K Bore)

NSK 239 Series Spherical Roller Bearings (Cylindrical & K Bore)

NSK 239 series double-row spherical roller bearings, bore 160-1060 mm, with cylindrical bore and tapered bore (K) designations as listed.

Key features

  • Double-row barrel rollers with spherical outer-ring raceway for self-alignment
  • High radial and moderate two-direction axial load capacity
  • K suffix: tapered bore (1:12) for sleeve mounting
  • Cage and design suffixes (EA, CA, CD, C, H, E4) as printed
  • Suitable for heavy-duty, misaligned or shock-loaded applications

Specifications

Bearing type Spherical roller bearing
Series 239
Bore range 160-1060 mm
Bore type Cylindrical; K = tapered
Load ratings Basic dynamic Cr / static C0r
Speed basis Grease lubrication limit
Source NSK Rolling Bearings Catalogue (Korean ed.), p. B180-B201
23932CA d: 160 mm | D: 220 mm | B: 45 mm | Cr: 360 kN | C0r: 675 kN | Grease speed: 1400 rpm
23932CAK d: 160 mm | D: 220 mm | B: 45 mm | Cr: 360 kN | C0r: 675 kN | Grease speed: 1400 rpm
23934BCA d: 170 mm | D: 230 mm | B: 45 mm | Cr: 350 kN | C0r: 660 kN | Grease speed: 1400 rpm
23934BCAK d: 170 mm | D: 230 mm | B: 45 mm | Cr: 350 kN | C0r: 660 kN | Grease speed: 1400 rpm
23936CA d: 180 mm | D: 250 mm | B: 52 mm | Cr: 470 kN | C0r: 890 kN | Grease speed: 1200 rpm
23936CAK d: 180 mm | D: 250 mm | B: 52 mm | Cr: 470 kN | C0r: 890 kN | Grease speed: 1200 rpm
23938CA d: 190 mm | D: 260 mm | B: 52 mm | Cr: 460 kN | C0r: 875 kN | Grease speed: 1200 rpm
23938CAK d: 190 mm | D: 260 mm | B: 52 mm | Cr: 460 kN | C0r: 875 kN | Grease speed: 1200 rpm
23940CA d: 200 mm | D: 280 mm | B: 60 mm | Cr: 570 kN | C0r: 1060 kN | Grease speed: 1100 rpm
23940CAK d: 200 mm | D: 280 mm | B: 60 mm | Cr: 570 kN | C0r: 1060 kN | Grease speed: 1100 rpm
23944CA d: 220 mm | D: 300 mm | B: 60 mm | Cr: 625 kN | C0r: 1240 kN | Grease speed: 1000 rpm
23944CAK d: 220 mm | D: 300 mm | B: 60 mm | Cr: 625 kN | C0r: 1240 kN | Grease speed: 1000 rpm
23948CA d: 240 mm | D: 320 mm | B: 60 mm | Cr: 635 kN | C0r: 1300 kN | Grease speed: 950 rpm
23948CAK d: 240 mm | D: 320 mm | B: 60 mm | Cr: 635 kN | C0r: 1300 kN | Grease speed: 950 rpm
23952CA d: 260 mm | D: 360 mm | B: 75 mm | Cr: 930 kN | C0r: 1870 kN | Grease speed: 850 rpm
23952CAK d: 260 mm | D: 360 mm | B: 75 mm | Cr: 930 kN | C0r: 1870 kN | Grease speed: 850 rpm
23956CA d: 280 mm | D: 380 mm | B: 75 mm | Cr: 925 kN | C0r: 1950 kN | Grease speed: 800 rpm
23956CAK d: 280 mm | D: 380 mm | B: 75 mm | Cr: 925 kN | C0r: 1950 kN | Grease speed: 800 rpm
23960CA d: 300 mm | D: 420 mm | B: 30 mm | Cr: 1230 kN | C0r: 2490 kN | Grease speed: 710 rpm
23960CAK d: 300 mm | D: 420 mm | B: 30 mm | Cr: 1230 kN | C0r: 2490 kN | Grease speed: 710 rpm
23964CA d: 320 mm | D: 440 mm | B: 30 mm | Cr: 1300 kN | C0r: 2750 kN | Grease speed: 670 rpm
23964CAK d: 320 mm | D: 440 mm | B: 30 mm | Cr: 1300 kN | C0r: 2750 kN | Grease speed: 670 rpm
23968CA d: 340 mm | D: 460 mm | B: 90 mm | Cr: 1330 kN | C0r: 2840 kN | Grease speed: 630 rpm
23968CAK d: 340 mm | D: 460 mm | B: 90 mm | Cr: 1330 kN | C0r: 2840 kN | Grease speed: 630 rpm
23972CA d: 360 mm | D: 480 mm | B: 90 mm | Cr: 1390 kN | C0r: 3050 kN | Grease speed: 600 rpm
23972CAK d: 360 mm | D: 480 mm | B: 90 mm | Cr: 1390 kN | C0r: 3050 kN | Grease speed: 600 rpm
23976CA d: 380 mm | D: 520 mm | B: 106 mm | Cr: 1870 kN | C0r: 4100 kN | Grease speed: 530 rpm
23976CAK d: 380 mm | D: 520 mm | B: 106 mm | Cr: 1870 kN | C0r: 4100 kN | Grease speed: 530 rpm
23980CA d: 400 mm | D: 540 mm | B: 106 mm | Cr: 1890 kN | C0r: 4250 kN | Grease speed: 530 rpm
23980CAK d: 400 mm | D: 540 mm | B: 106 mm | Cr: 1890 kN | C0r: 4250 kN | Grease speed: 530 rpm
23984CA d: 420 mm | D: 560 mm | B: 106 mm | Cr: 1870 kN | C0r: 4250 kN | Grease speed: 500 rpm
23984CAK d: 420 mm | D: 560 mm | B: 106 mm | Cr: 1870 kN | C0r: 4250 kN | Grease speed: 500 rpm
23988CA d: 440 mm | D: 600 mm | B: 118 mm | Cr: 2190 kN | C0r: 4800 kN | Grease speed: 450 rpm
23988CAK d: 440 mm | D: 600 mm | B: 118 mm | Cr: 2190 kN | C0r: 4800 kN | Grease speed: 450 rpm
23992CA d: 460 mm | D: 620 mm | B: 118 mm | Cr: 2220 kN | C0r: 4950 kN | Grease speed: 430 rpm
23992CAK d: 460 mm | D: 620 mm | B: 118 mm | Cr: 2220 kN | C0r: 4950 kN | Grease speed: 430 rpm
23996CA d: 480 mm | D: 650 mm | B: 128 mm | Cr: 2580 kN | C0r: 5850 kN | Grease speed: 400 rpm
23996CAK d: 480 mm | D: 650 mm | B: 128 mm | Cr: 2580 kN | C0r: 5850 kN | Grease speed: 400 rpm
239/500CAE4 d: 500 mm | D: 670 mm | B: 128 mm | Cr: 2460 kN | C0r: 5550 kN | Grease speed: 400 rpm
239/500CAKE4 d: 500 mm | D: 670 mm | B: 128 mm | Cr: 2460 kN | C0r: 5550 kN | Grease speed: 400 rpm
239/530CAE4 d: 530 mm | D: 710 mm | B: 136 mm | Cr: 2930 kN | C0r: 6800 kN | Grease speed: 360 rpm
239/530CAKE4 d: 530 mm | D: 710 mm | B: 136 mm | Cr: 2930 kN | C0r: 6800 kN | Grease speed: 360 rpm
239/560CAE4 d: 560 mm | D: 750 mm | B: 140 mm | Cr: 4100 kN | C0r: 7260 kN | Grease speed: 340 rpm
239/560CAKE4 d: 560 mm | D: 750 mm | B: 140 mm | Cr: 4100 kN | C0r: 7260 kN | Grease speed: 340 rpm
239/600CAE4 d: 600 mm | D: 800 mm | B: 150 mm | Cr: 3450 kN | C0r: 8100 kN | Grease speed: 320 rpm
239/600CAKE4 d: 600 mm | D: 800 mm | B: 150 mm | Cr: 3450 kN | C0r: 8100 kN | Grease speed: 320 rpm
239/630CAE4 d: 630 mm | D: 850 mm | B: 165 mm | Cr: 4000 kN | C0r: 9350 kN | Grease speed: 300 rpm
239/630CAKE4 d: 630 mm | D: 850 mm | B: 165 mm | Cr: 4000 kN | C0r: 9350 kN | Grease speed: 300 rpm
239/670CAE4 d: 670 mm | D: 900 mm | B: 170 mm | Cr: 4350 kN | C0r: 10300 kN | Grease speed: 260 rpm
239/670CAKE4 d: 670 mm | D: 900 mm | B: 170 mm | Cr: 4350 kN | C0r: 10300 kN | Grease speed: 260 rpm
239/710CAE4 d: 710 mm | D: 950 mm | B: 180 mm | Cr: 4800 kN | C0r: 11760 kN | Grease speed: 240 rpm
239/710CAKE4 d: 710 mm | D: 950 mm | B: 180 mm | Cr: 4800 kN | C0r: 11760 kN | Grease speed: 240 rpm
239/750CAE4 d: 750 mm | D: 1000 mm | B: 185 mm | Cr: 5250 kN | C0r: 12800 kN | Grease speed: 220 rpm
239/750CAKE4 d: 750 mm | D: 1000 mm | B: 185 mm | Cr: 5250 kN | C0r: 12800 kN | Grease speed: 220 rpm
239/800CAE4 d: 800 mm | D: 1060 mm | B: 195 mm | Cr: 5600 kN | C0r: 13700 kN | Grease speed: 220 rpm
239/800CAKE4 d: 800 mm | D: 1060 mm | B: 195 mm | Cr: 5600 kN | C0r: 13700 kN | Grease speed: 220 rpm
239/850CAE4 d: 850 mm | D: 1120 mm | B: 200 mm | Cr: 6100 kN | C0r: 15200 kN | Grease speed: 190 rpm
239/850CAKE4 d: 850 mm | D: 1120 mm | B: 200 mm | Cr: 6100 kN | C0r: 15200 kN | Grease speed: 190 rpm
239/900CAE4 d: 900 mm | D: 1180 mm | B: 206 mm | Cr: 6600 kN | C0r: 16700 kN | Grease speed: 180 rpm
239/900CAKE4 d: 900 mm | D: 1180 mm | B: 206 mm | Cr: 6600 kN | C0r: 16700 kN | Grease speed: 180 rpm
239/950CAE4 d: 950 mm | D: 1250 mm | B: 224 mm | Cr: 7600 kN | C0r: 19900 kN | Grease speed: 160 rpm
239/950CAKE4 d: 950 mm | D: 1250 mm | B: 224 mm | Cr: 7600 kN | C0r: 19900 kN | Grease speed: 160 rpm
239/1000CAE4 d: 1000 mm | D: 1320 mm | B: 236 mm | Cr: 8200 kN | C0r: 21700 kN | Grease speed: 150 rpm
239/1000CAKE4 d: 1000 mm | D: 1320 mm | B: 236 mm | Cr: 8200 kN | C0r: 21700 kN | Grease speed: 150 rpm
239/1060CAE4 d: 1060 mm | D: 1400 mm | B: 250 mm | Cr: 9300 kN | C0r: 24400 kN | Grease speed: 130 rpm
239/1060CAKE4 d: 1060 mm | D: 1400 mm | B: 250 mm | Cr: 9300 kN | C0r: 24400 kN | Grease speed: 130 rpm
Spherical Roller BearingsNSK
66 product codes available in this family
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NSK 239 Series Spherical Roller Bearings (Cylindrical & K Bore)

Brand NSK·Spherical Roller Bearings

Available part numbers (66)

23932CA, 23932CAK, 23934BCA, 23934BCAK, 23936CA, 23936CAK, 23938CA, 23938CAK, 23940CA, 23940CAK + 56 more — see full table ↓

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Product codes & specifications
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Product codeSpec
23932CAd: 160 mm | D: 220 mm | B: 45 mm | Cr: 360 kN | C0r: 675 kN | Grease speed: 1400 rpm
23932CAKd: 160 mm | D: 220 mm | B: 45 mm | Cr: 360 kN | C0r: 675 kN | Grease speed: 1400 rpm
23934BCAd: 170 mm | D: 230 mm | B: 45 mm | Cr: 350 kN | C0r: 660 kN | Grease speed: 1400 rpm
23934BCAKd: 170 mm | D: 230 mm | B: 45 mm | Cr: 350 kN | C0r: 660 kN | Grease speed: 1400 rpm
23936CAd: 180 mm | D: 250 mm | B: 52 mm | Cr: 470 kN | C0r: 890 kN | Grease speed: 1200 rpm
23936CAKd: 180 mm | D: 250 mm | B: 52 mm | Cr: 470 kN | C0r: 890 kN | Grease speed: 1200 rpm
23938CAd: 190 mm | D: 260 mm | B: 52 mm | Cr: 460 kN | C0r: 875 kN | Grease speed: 1200 rpm
23938CAKd: 190 mm | D: 260 mm | B: 52 mm | Cr: 460 kN | C0r: 875 kN | Grease speed: 1200 rpm
23940CAd: 200 mm | D: 280 mm | B: 60 mm | Cr: 570 kN | C0r: 1060 kN | Grease speed: 1100 rpm
23940CAKd: 200 mm | D: 280 mm | B: 60 mm | Cr: 570 kN | C0r: 1060 kN | Grease speed: 1100 rpm
23944CAd: 220 mm | D: 300 mm | B: 60 mm | Cr: 625 kN | C0r: 1240 kN | Grease speed: 1000 rpm
23944CAKd: 220 mm | D: 300 mm | B: 60 mm | Cr: 625 kN | C0r: 1240 kN | Grease speed: 1000 rpm
23948CAd: 240 mm | D: 320 mm | B: 60 mm | Cr: 635 kN | C0r: 1300 kN | Grease speed: 950 rpm
23948CAKd: 240 mm | D: 320 mm | B: 60 mm | Cr: 635 kN | C0r: 1300 kN | Grease speed: 950 rpm
23952CAd: 260 mm | D: 360 mm | B: 75 mm | Cr: 930 kN | C0r: 1870 kN | Grease speed: 850 rpm
23952CAKd: 260 mm | D: 360 mm | B: 75 mm | Cr: 930 kN | C0r: 1870 kN | Grease speed: 850 rpm
23956CAd: 280 mm | D: 380 mm | B: 75 mm | Cr: 925 kN | C0r: 1950 kN | Grease speed: 800 rpm
23956CAKd: 280 mm | D: 380 mm | B: 75 mm | Cr: 925 kN | C0r: 1950 kN | Grease speed: 800 rpm
23960CAd: 300 mm | D: 420 mm | B: 30 mm | Cr: 1230 kN | C0r: 2490 kN | Grease speed: 710 rpm
23960CAKd: 300 mm | D: 420 mm | B: 30 mm | Cr: 1230 kN | C0r: 2490 kN | Grease speed: 710 rpm
23964CAd: 320 mm | D: 440 mm | B: 30 mm | Cr: 1300 kN | C0r: 2750 kN | Grease speed: 670 rpm
23964CAKd: 320 mm | D: 440 mm | B: 30 mm | Cr: 1300 kN | C0r: 2750 kN | Grease speed: 670 rpm
23968CAd: 340 mm | D: 460 mm | B: 90 mm | Cr: 1330 kN | C0r: 2840 kN | Grease speed: 630 rpm
23968CAKd: 340 mm | D: 460 mm | B: 90 mm | Cr: 1330 kN | C0r: 2840 kN | Grease speed: 630 rpm
23972CAd: 360 mm | D: 480 mm | B: 90 mm | Cr: 1390 kN | C0r: 3050 kN | Grease speed: 600 rpm
23972CAKd: 360 mm | D: 480 mm | B: 90 mm | Cr: 1390 kN | C0r: 3050 kN | Grease speed: 600 rpm
23976CAd: 380 mm | D: 520 mm | B: 106 mm | Cr: 1870 kN | C0r: 4100 kN | Grease speed: 530 rpm
23976CAKd: 380 mm | D: 520 mm | B: 106 mm | Cr: 1870 kN | C0r: 4100 kN | Grease speed: 530 rpm
23980CAd: 400 mm | D: 540 mm | B: 106 mm | Cr: 1890 kN | C0r: 4250 kN | Grease speed: 530 rpm
23980CAKd: 400 mm | D: 540 mm | B: 106 mm | Cr: 1890 kN | C0r: 4250 kN | Grease speed: 530 rpm
23984CAd: 420 mm | D: 560 mm | B: 106 mm | Cr: 1870 kN | C0r: 4250 kN | Grease speed: 500 rpm
23984CAKd: 420 mm | D: 560 mm | B: 106 mm | Cr: 1870 kN | C0r: 4250 kN | Grease speed: 500 rpm
23988CAd: 440 mm | D: 600 mm | B: 118 mm | Cr: 2190 kN | C0r: 4800 kN | Grease speed: 450 rpm
23988CAKd: 440 mm | D: 600 mm | B: 118 mm | Cr: 2190 kN | C0r: 4800 kN | Grease speed: 450 rpm
23992CAd: 460 mm | D: 620 mm | B: 118 mm | Cr: 2220 kN | C0r: 4950 kN | Grease speed: 430 rpm
23992CAKd: 460 mm | D: 620 mm | B: 118 mm | Cr: 2220 kN | C0r: 4950 kN | Grease speed: 430 rpm
23996CAd: 480 mm | D: 650 mm | B: 128 mm | Cr: 2580 kN | C0r: 5850 kN | Grease speed: 400 rpm
23996CAKd: 480 mm | D: 650 mm | B: 128 mm | Cr: 2580 kN | C0r: 5850 kN | Grease speed: 400 rpm
239/500CAE4d: 500 mm | D: 670 mm | B: 128 mm | Cr: 2460 kN | C0r: 5550 kN | Grease speed: 400 rpm
239/500CAKE4d: 500 mm | D: 670 mm | B: 128 mm | Cr: 2460 kN | C0r: 5550 kN | Grease speed: 400 rpm
239/530CAE4d: 530 mm | D: 710 mm | B: 136 mm | Cr: 2930 kN | C0r: 6800 kN | Grease speed: 360 rpm
239/530CAKE4d: 530 mm | D: 710 mm | B: 136 mm | Cr: 2930 kN | C0r: 6800 kN | Grease speed: 360 rpm
239/560CAE4d: 560 mm | D: 750 mm | B: 140 mm | Cr: 4100 kN | C0r: 7260 kN | Grease speed: 340 rpm
239/560CAKE4d: 560 mm | D: 750 mm | B: 140 mm | Cr: 4100 kN | C0r: 7260 kN | Grease speed: 340 rpm
239/600CAE4d: 600 mm | D: 800 mm | B: 150 mm | Cr: 3450 kN | C0r: 8100 kN | Grease speed: 320 rpm
239/600CAKE4d: 600 mm | D: 800 mm | B: 150 mm | Cr: 3450 kN | C0r: 8100 kN | Grease speed: 320 rpm
239/630CAE4d: 630 mm | D: 850 mm | B: 165 mm | Cr: 4000 kN | C0r: 9350 kN | Grease speed: 300 rpm
239/630CAKE4d: 630 mm | D: 850 mm | B: 165 mm | Cr: 4000 kN | C0r: 9350 kN | Grease speed: 300 rpm
239/670CAE4d: 670 mm | D: 900 mm | B: 170 mm | Cr: 4350 kN | C0r: 10300 kN | Grease speed: 260 rpm
239/670CAKE4d: 670 mm | D: 900 mm | B: 170 mm | Cr: 4350 kN | C0r: 10300 kN | Grease speed: 260 rpm
239/710CAE4d: 710 mm | D: 950 mm | B: 180 mm | Cr: 4800 kN | C0r: 11760 kN | Grease speed: 240 rpm
239/710CAKE4d: 710 mm | D: 950 mm | B: 180 mm | Cr: 4800 kN | C0r: 11760 kN | Grease speed: 240 rpm
239/750CAE4d: 750 mm | D: 1000 mm | B: 185 mm | Cr: 5250 kN | C0r: 12800 kN | Grease speed: 220 rpm
239/750CAKE4d: 750 mm | D: 1000 mm | B: 185 mm | Cr: 5250 kN | C0r: 12800 kN | Grease speed: 220 rpm
239/800CAE4d: 800 mm | D: 1060 mm | B: 195 mm | Cr: 5600 kN | C0r: 13700 kN | Grease speed: 220 rpm
239/800CAKE4d: 800 mm | D: 1060 mm | B: 195 mm | Cr: 5600 kN | C0r: 13700 kN | Grease speed: 220 rpm
239/850CAE4d: 850 mm | D: 1120 mm | B: 200 mm | Cr: 6100 kN | C0r: 15200 kN | Grease speed: 190 rpm
239/850CAKE4d: 850 mm | D: 1120 mm | B: 200 mm | Cr: 6100 kN | C0r: 15200 kN | Grease speed: 190 rpm
239/900CAE4d: 900 mm | D: 1180 mm | B: 206 mm | Cr: 6600 kN | C0r: 16700 kN | Grease speed: 180 rpm
239/900CAKE4d: 900 mm | D: 1180 mm | B: 206 mm | Cr: 6600 kN | C0r: 16700 kN | Grease speed: 180 rpm
239/950CAE4d: 950 mm | D: 1250 mm | B: 224 mm | Cr: 7600 kN | C0r: 19900 kN | Grease speed: 160 rpm
239/950CAKE4d: 950 mm | D: 1250 mm | B: 224 mm | Cr: 7600 kN | C0r: 19900 kN | Grease speed: 160 rpm
239/1000CAE4d: 1000 mm | D: 1320 mm | B: 236 mm | Cr: 8200 kN | C0r: 21700 kN | Grease speed: 150 rpm
239/1000CAKE4d: 1000 mm | D: 1320 mm | B: 236 mm | Cr: 8200 kN | C0r: 21700 kN | Grease speed: 150 rpm
239/1060CAE4d: 1060 mm | D: 1400 mm | B: 250 mm | Cr: 9300 kN | C0r: 24400 kN | Grease speed: 130 rpm
239/1060CAKE4d: 1060 mm | D: 1400 mm | B: 250 mm | Cr: 9300 kN | C0r: 24400 kN | Grease speed: 130 rpm

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