• NSK 241 Series Spherical Roller Bearings (Cylindrical & K30 Bore)
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NSK 241 Series Spherical Roller Bearings (Cylindrical & K30 Bore)

NSK 241 Series Spherical Roller Bearings (Cylindrical & K30 Bore)

NSK 241 series double-row spherical roller bearings, bore 100-710 mm, with cylindrical bore and tapered bore (K30) 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
  • K30 suffix: tapered bore (1:30) 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 241
Bore range 100-710 mm
Bore type Cylindrical; K30 = tapered
Load ratings Basic dynamic Cr / static C0r
Speed basis Grease lubrication limit
Source NSK Rolling Bearings Catalogue (Korean ed.), p. B180-B201
24120CA d: 100 mm | D: 165 mm | B: 65 mm | Cr: 345 kN | C0r: 535 kN | Grease speed: 1700 rpm
24120CAK30 d: 100 mm | D: 165 mm | B: 65 mm | Cr: 345 kN | C0r: 535 kN | Grease speed: 1700 rpm
24122C d: 110 mm | D: 180 mm | B: 69 mm | Cr: 460 kN | C0r: 750 kN | Grease speed: 1600 rpm
24122CK30 d: 110 mm | D: 180 mm | B: 69 mm | Cr: 460 kN | C0r: 750 kN | Grease speed: 1600 rpm
24124C d: 120 mm | D: 200 mm | B: 80 mm | Cr: 575 kN | C0r: 950 kN | Grease speed: 1400 rpm
24124CK30 d: 120 mm | D: 200 mm | B: 80 mm | Cr: 575 kN | C0r: 950 kN | Grease speed: 1400 rpm
24126C d: 130 mm | D: 210 mm | B: 80 mm | Cr: 590 kN | C0r: 1010 kN | Grease speed: 1300 rpm
24126CK30 d: 130 mm | D: 210 mm | B: 80 mm | Cr: 590 kN | C0r: 1010 kN | Grease speed: 1300 rpm
24128C d: 140 mm | D: 225 mm | B: 85 mm | Cr: 670 kN | C0r: 1160 kN | Grease speed: 1200 rpm
24128CK30 d: 140 mm | D: 225 mm | B: 85 mm | Cr: 670 kN | C0r: 1160 kN | Grease speed: 1200 rpm
24130C d: 150 mm | D: 250 mm | B: 100 mm | Cr: 890 kN | C0r: 1530 kN | Grease speed: 1100 rpm
24130CK30 d: 150 mm | D: 250 mm | B: 100 mm | Cr: 890 kN | C0r: 1530 kN | Grease speed: 1100 rpm
24132C d: 160 mm | D: 270 mm | B: 109 mm | Cr: 1040 kN | C0r: 1760 kN | Grease speed: 1000 rpm
24132CK30 d: 160 mm | D: 270 mm | B: 109 mm | Cr: 1040 kN | C0r: 1760 kN | Grease speed: 1000 rpm
24134C d: 170 mm | D: 280 mm | B: 109 mm | Cr: 1080 kN | C0r: 1860 kN | Grease speed: 1000 rpm
24134CK30 d: 170 mm | D: 280 mm | B: 109 mm | Cr: 1080 kN | C0r: 1860 kN | Grease speed: 1000 rpm
24136C d: 180 mm | D: 300 mm | B: 118 mm | Cr: 1190 kN | C0r: 2040 kN | Grease speed: 900 rpm
24136CK30 d: 180 mm | D: 300 mm | B: 118 mm | Cr: 1190 kN | C0r: 2040 kN | Grease speed: 900 rpm
24138C d: 190 mm | D: 320 mm | B: 128 mm | Cr: 1370 kN | C0r: 2330 kN | Grease speed: 850 rpm
24138CK30 d: 190 mm | D: 320 mm | B: 128 mm | Cr: 1370 kN | C0r: 2330 kN | Grease speed: 850 rpm
24140C d: 200 mm | D: 340 mm | B: 140 mm | Cr: 1570 kN | C0r: 2670 kN | Grease speed: 800 rpm
24140CK30 d: 200 mm | D: 340 mm | B: 140 mm | Cr: 1570 kN | C0r: 2670 kN | Grease speed: 800 rpm
24144C d: 220 mm | D: 370 mm | B: 150 mm | Cr: 1800 kN | C0r: 3200 kN | Grease speed: 710 rpm
24144CK30 d: 220 mm | D: 370 mm | B: 150 mm | Cr: 1800 kN | C0r: 3200 kN | Grease speed: 710 rpm
24148C d: 240 mm | D: 400 mm | B: 160 mm | Cr: 2130 kN | C0r: 3800 kN | Grease speed: 670 rpm
24148CK30 d: 240 mm | D: 400 mm | B: 160 mm | Cr: 2130 kN | C0r: 3800 kN | Grease speed: 670 rpm
24152CA d: 260 mm | D: 440 mm | B: 180 mm | Cr: 2560 kN | C0r: 4700 kN | Grease speed: 600 rpm
24152CAK30 d: 260 mm | D: 440 mm | B: 180 mm | Cr: 2560 kN | C0r: 4700 kN | Grease speed: 600 rpm
24156CA d: 280 mm | D: 460 mm | B: 180 mm | Cr: 2640 kN | C0r: 6000 kN | Grease speed: 560 rpm
24156CAK30 d: 280 mm | D: 460 mm | B: 180 mm | Cr: 2640 kN | C0r: 6000 kN | Grease speed: 560 rpm
24160CA d: 300 mm | D: 500 mm | B: 200 mm | Cr: 3100 kN | C0r: 5800 kN | Grease speed: 500 rpm
24160CAK30 d: 300 mm | D: 500 mm | B: 200 mm | Cr: 3100 kN | C0r: 5800 kN | Grease speed: 500 rpm
24164CA d: 320 mm | D: 540 mm | B: 218 mm | Cr: 3550 kN | C0r: 6650 kN | Grease speed: 480 rpm
24164CAK30 d: 320 mm | D: 540 mm | B: 218 mm | Cr: 3550 kN | C0r: 6650 kN | Grease speed: 480 rpm
24168CA d: 340 mm | D: 580 mm | B: 243 mm | Cr: 4250 kN | C0r: 7900 kN | Grease speed: 430 rpm
24168CAK30 d: 340 mm | D: 580 mm | B: 243 mm | Cr: 4250 kN | C0r: 7900 kN | Grease speed: 430 rpm
24172CA d: 360 mm | D: 600 mm | B: 243 mm | Cr: 4200 kN | C0r: 8000 kN | Grease speed: 400 rpm
24172CAK30 d: 360 mm | D: 600 mm | B: 243 mm | Cr: 4200 kN | C0r: 8000 kN | Grease speed: 400 rpm
24176CA d: 380 mm | D: 620 mm | B: 243 mm | Cr: 4350 kN | C0r: 8450 kN | Grease speed: 400 rpm
24176CAK30 d: 380 mm | D: 620 mm | B: 243 mm | Cr: 4350 kN | C0r: 8450 kN | Grease speed: 400 rpm
24180CA d: 400 mm | D: 650 mm | B: 250 mm | Cr: 4950 kN | C0r: 10100 kN | Grease speed: 380 rpm
24180CAK30 d: 400 mm | D: 650 mm | B: 250 mm | Cr: 4950 kN | C0r: 10100 kN | Grease speed: 380 rpm
24184CA d: 420 mm | D: 700 mm | B: 280 mm | Cr: 6000 kN | C0r: 12000 kN | Grease speed: 340 rpm
24184CAK30 d: 420 mm | D: 700 mm | B: 280 mm | Cr: 6000 kN | C0r: 12000 kN | Grease speed: 340 rpm
24188CA d: 440 mm | D: 720 mm | B: 280 mm | Cr: 6000 kN | C0r: 12100 kN | Grease speed: 320 rpm
24188CAK30 d: 440 mm | D: 720 mm | B: 280 mm | Cr: 6000 kN | C0r: 12100 kN | Grease speed: 320 rpm
24192CA d: 460 mm | D: 760 mm | B: 300 mm | Cr: 6300 kN | C0r: 12400 kN | Grease speed: 300 rpm
24192CAK30 d: 460 mm | D: 760 mm | B: 300 mm | Cr: 6300 kN | C0r: 12400 kN | Grease speed: 300 rpm
24196CA d: 480 mm | D: 790 mm | B: 308 mm | Cr: 7150 kN | C0r: 14600 kN | Grease speed: 300 rpm
24196CAK30 d: 480 mm | D: 790 mm | B: 308 mm | Cr: 7150 kN | C0r: 14600 kN | Grease speed: 300 rpm
241/500CAE4 d: 500 mm | D: 830 mm | B: 325 mm | Cr: 8000 kN | C0r: 16000 kN | Grease speed: 280 rpm
241/500CAK30E4 d: 500 mm | D: 830 mm | B: 325 mm | Cr: 8000 kN | C0r: 16000 kN | Grease speed: 280 rpm
241/530CAE4 d: 530 mm | D: 870 mm | B: 335 mm | Cr: 8500 kN | C0r: 1750 kN | Grease speed: 260 rpm
241/530CAK30E4 d: 530 mm | D: 870 mm | B: 335 mm | Cr: 8500 kN | C0r: 1750 kN | Grease speed: 260 rpm
241/560CAE4 d: 560 mm | D: 920 mm | B: 355 mm | Cr: 9400 kN | C0r: 19600 kN | Grease speed: 240 rpm
241/560CAK30E4 d: 560 mm | D: 920 mm | B: 355 mm | Cr: 9400 kN | C0r: 19600 kN | Grease speed: 240 rpm
241/600CAE4 d: 600 mm | D: 980 mm | B: 375 mm | Cr: 10400 kN | C0r: 21900 kN | Grease speed: 220 rpm
241/600CAK30E4 d: 600 mm | D: 980 mm | B: 375 mm | Cr: 10400 kN | C0r: 21900 kN | Grease speed: 220 rpm
241/630CAE4 d: 630 mm | D: 1030 mm | B: 400 mm | Cr: 10900 kN | C0r: 22800 kN | Grease speed: 200 rpm
241/630CAK30E4 d: 630 mm | D: 1030 mm | B: 400 mm | Cr: 10900 kN | C0r: 22800 kN | Grease speed: 200 rpm
241/670CAE4 d: 670 mm | D: 1090 mm | B: 412 mm | Cr: 12400 kN | C0r: 26500 kN | Grease speed: 190 rpm
241/670CAK30E4 d: 670 mm | D: 1090 mm | B: 412 mm | Cr: 12400 kN | C0r: 26500 kN | Grease speed: 190 rpm
241/710CAE4 d: 710 mm | D: 1150 mm | B: 438 mm | Cr: 13800 kN | C0r: 30500 kN | Grease speed: 170 rpm
241/710CAK30E4 d: 710 mm | D: 1150 mm | B: 438 mm | Cr: 13800 kN | C0r: 30500 kN | Grease speed: 170 rpm
Spherical Roller BearingsNSK
64 product codes available in this family
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NSK 241 Series Spherical Roller Bearings (Cylindrical & K30 Bore)

Brand NSK·Spherical Roller Bearings

Available part numbers (64)

24120CA, 24120CAK30, 24122C, 24122CK30, 24124C, 24124CK30, 24126C, 24126CK30, 24128C, 24128CK30 + 54 more — see full table ↓

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Product codes & specifications
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Product codeSpec
24120CAd: 100 mm | D: 165 mm | B: 65 mm | Cr: 345 kN | C0r: 535 kN | Grease speed: 1700 rpm
24120CAK30d: 100 mm | D: 165 mm | B: 65 mm | Cr: 345 kN | C0r: 535 kN | Grease speed: 1700 rpm
24122Cd: 110 mm | D: 180 mm | B: 69 mm | Cr: 460 kN | C0r: 750 kN | Grease speed: 1600 rpm
24122CK30d: 110 mm | D: 180 mm | B: 69 mm | Cr: 460 kN | C0r: 750 kN | Grease speed: 1600 rpm
24124Cd: 120 mm | D: 200 mm | B: 80 mm | Cr: 575 kN | C0r: 950 kN | Grease speed: 1400 rpm
24124CK30d: 120 mm | D: 200 mm | B: 80 mm | Cr: 575 kN | C0r: 950 kN | Grease speed: 1400 rpm
24126Cd: 130 mm | D: 210 mm | B: 80 mm | Cr: 590 kN | C0r: 1010 kN | Grease speed: 1300 rpm
24126CK30d: 130 mm | D: 210 mm | B: 80 mm | Cr: 590 kN | C0r: 1010 kN | Grease speed: 1300 rpm
24128Cd: 140 mm | D: 225 mm | B: 85 mm | Cr: 670 kN | C0r: 1160 kN | Grease speed: 1200 rpm
24128CK30d: 140 mm | D: 225 mm | B: 85 mm | Cr: 670 kN | C0r: 1160 kN | Grease speed: 1200 rpm
24130Cd: 150 mm | D: 250 mm | B: 100 mm | Cr: 890 kN | C0r: 1530 kN | Grease speed: 1100 rpm
24130CK30d: 150 mm | D: 250 mm | B: 100 mm | Cr: 890 kN | C0r: 1530 kN | Grease speed: 1100 rpm
24132Cd: 160 mm | D: 270 mm | B: 109 mm | Cr: 1040 kN | C0r: 1760 kN | Grease speed: 1000 rpm
24132CK30d: 160 mm | D: 270 mm | B: 109 mm | Cr: 1040 kN | C0r: 1760 kN | Grease speed: 1000 rpm
24134Cd: 170 mm | D: 280 mm | B: 109 mm | Cr: 1080 kN | C0r: 1860 kN | Grease speed: 1000 rpm
24134CK30d: 170 mm | D: 280 mm | B: 109 mm | Cr: 1080 kN | C0r: 1860 kN | Grease speed: 1000 rpm
24136Cd: 180 mm | D: 300 mm | B: 118 mm | Cr: 1190 kN | C0r: 2040 kN | Grease speed: 900 rpm
24136CK30d: 180 mm | D: 300 mm | B: 118 mm | Cr: 1190 kN | C0r: 2040 kN | Grease speed: 900 rpm
24138Cd: 190 mm | D: 320 mm | B: 128 mm | Cr: 1370 kN | C0r: 2330 kN | Grease speed: 850 rpm
24138CK30d: 190 mm | D: 320 mm | B: 128 mm | Cr: 1370 kN | C0r: 2330 kN | Grease speed: 850 rpm
24140Cd: 200 mm | D: 340 mm | B: 140 mm | Cr: 1570 kN | C0r: 2670 kN | Grease speed: 800 rpm
24140CK30d: 200 mm | D: 340 mm | B: 140 mm | Cr: 1570 kN | C0r: 2670 kN | Grease speed: 800 rpm
24144Cd: 220 mm | D: 370 mm | B: 150 mm | Cr: 1800 kN | C0r: 3200 kN | Grease speed: 710 rpm
24144CK30d: 220 mm | D: 370 mm | B: 150 mm | Cr: 1800 kN | C0r: 3200 kN | Grease speed: 710 rpm
24148Cd: 240 mm | D: 400 mm | B: 160 mm | Cr: 2130 kN | C0r: 3800 kN | Grease speed: 670 rpm
24148CK30d: 240 mm | D: 400 mm | B: 160 mm | Cr: 2130 kN | C0r: 3800 kN | Grease speed: 670 rpm
24152CAd: 260 mm | D: 440 mm | B: 180 mm | Cr: 2560 kN | C0r: 4700 kN | Grease speed: 600 rpm
24152CAK30d: 260 mm | D: 440 mm | B: 180 mm | Cr: 2560 kN | C0r: 4700 kN | Grease speed: 600 rpm
24156CAd: 280 mm | D: 460 mm | B: 180 mm | Cr: 2640 kN | C0r: 6000 kN | Grease speed: 560 rpm
24156CAK30d: 280 mm | D: 460 mm | B: 180 mm | Cr: 2640 kN | C0r: 6000 kN | Grease speed: 560 rpm
24160CAd: 300 mm | D: 500 mm | B: 200 mm | Cr: 3100 kN | C0r: 5800 kN | Grease speed: 500 rpm
24160CAK30d: 300 mm | D: 500 mm | B: 200 mm | Cr: 3100 kN | C0r: 5800 kN | Grease speed: 500 rpm
24164CAd: 320 mm | D: 540 mm | B: 218 mm | Cr: 3550 kN | C0r: 6650 kN | Grease speed: 480 rpm
24164CAK30d: 320 mm | D: 540 mm | B: 218 mm | Cr: 3550 kN | C0r: 6650 kN | Grease speed: 480 rpm
24168CAd: 340 mm | D: 580 mm | B: 243 mm | Cr: 4250 kN | C0r: 7900 kN | Grease speed: 430 rpm
24168CAK30d: 340 mm | D: 580 mm | B: 243 mm | Cr: 4250 kN | C0r: 7900 kN | Grease speed: 430 rpm
24172CAd: 360 mm | D: 600 mm | B: 243 mm | Cr: 4200 kN | C0r: 8000 kN | Grease speed: 400 rpm
24172CAK30d: 360 mm | D: 600 mm | B: 243 mm | Cr: 4200 kN | C0r: 8000 kN | Grease speed: 400 rpm
24176CAd: 380 mm | D: 620 mm | B: 243 mm | Cr: 4350 kN | C0r: 8450 kN | Grease speed: 400 rpm
24176CAK30d: 380 mm | D: 620 mm | B: 243 mm | Cr: 4350 kN | C0r: 8450 kN | Grease speed: 400 rpm
24180CAd: 400 mm | D: 650 mm | B: 250 mm | Cr: 4950 kN | C0r: 10100 kN | Grease speed: 380 rpm
24180CAK30d: 400 mm | D: 650 mm | B: 250 mm | Cr: 4950 kN | C0r: 10100 kN | Grease speed: 380 rpm
24184CAd: 420 mm | D: 700 mm | B: 280 mm | Cr: 6000 kN | C0r: 12000 kN | Grease speed: 340 rpm
24184CAK30d: 420 mm | D: 700 mm | B: 280 mm | Cr: 6000 kN | C0r: 12000 kN | Grease speed: 340 rpm
24188CAd: 440 mm | D: 720 mm | B: 280 mm | Cr: 6000 kN | C0r: 12100 kN | Grease speed: 320 rpm
24188CAK30d: 440 mm | D: 720 mm | B: 280 mm | Cr: 6000 kN | C0r: 12100 kN | Grease speed: 320 rpm
24192CAd: 460 mm | D: 760 mm | B: 300 mm | Cr: 6300 kN | C0r: 12400 kN | Grease speed: 300 rpm
24192CAK30d: 460 mm | D: 760 mm | B: 300 mm | Cr: 6300 kN | C0r: 12400 kN | Grease speed: 300 rpm
24196CAd: 480 mm | D: 790 mm | B: 308 mm | Cr: 7150 kN | C0r: 14600 kN | Grease speed: 300 rpm
24196CAK30d: 480 mm | D: 790 mm | B: 308 mm | Cr: 7150 kN | C0r: 14600 kN | Grease speed: 300 rpm
241/500CAE4d: 500 mm | D: 830 mm | B: 325 mm | Cr: 8000 kN | C0r: 16000 kN | Grease speed: 280 rpm
241/500CAK30E4d: 500 mm | D: 830 mm | B: 325 mm | Cr: 8000 kN | C0r: 16000 kN | Grease speed: 280 rpm
241/530CAE4d: 530 mm | D: 870 mm | B: 335 mm | Cr: 8500 kN | C0r: 1750 kN | Grease speed: 260 rpm
241/530CAK30E4d: 530 mm | D: 870 mm | B: 335 mm | Cr: 8500 kN | C0r: 1750 kN | Grease speed: 260 rpm
241/560CAE4d: 560 mm | D: 920 mm | B: 355 mm | Cr: 9400 kN | C0r: 19600 kN | Grease speed: 240 rpm
241/560CAK30E4d: 560 mm | D: 920 mm | B: 355 mm | Cr: 9400 kN | C0r: 19600 kN | Grease speed: 240 rpm
241/600CAE4d: 600 mm | D: 980 mm | B: 375 mm | Cr: 10400 kN | C0r: 21900 kN | Grease speed: 220 rpm
241/600CAK30E4d: 600 mm | D: 980 mm | B: 375 mm | Cr: 10400 kN | C0r: 21900 kN | Grease speed: 220 rpm
241/630CAE4d: 630 mm | D: 1030 mm | B: 400 mm | Cr: 10900 kN | C0r: 22800 kN | Grease speed: 200 rpm
241/630CAK30E4d: 630 mm | D: 1030 mm | B: 400 mm | Cr: 10900 kN | C0r: 22800 kN | Grease speed: 200 rpm
241/670CAE4d: 670 mm | D: 1090 mm | B: 412 mm | Cr: 12400 kN | C0r: 26500 kN | Grease speed: 190 rpm
241/670CAK30E4d: 670 mm | D: 1090 mm | B: 412 mm | Cr: 12400 kN | C0r: 26500 kN | Grease speed: 190 rpm
241/710CAE4d: 710 mm | D: 1150 mm | B: 438 mm | Cr: 13800 kN | C0r: 30500 kN | Grease speed: 170 rpm
241/710CAK30E4d: 710 mm | D: 1150 mm | B: 438 mm | Cr: 13800 kN | C0r: 30500 kN | Grease speed: 170 rpm

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