NTN Catalog - Norfolkbearings.com

SERIES72BUnits:40°Contact Angle72BINCHESMillimetersBearingNo.SINGLE ROW ANGULAR CONTACT BALL BEARINGSBore O.D. Width Fillet Radius Load Basic Load Limiting Weight LimitingCenter Ratings (lbs) Speeds (rpm) (lbs) Speeds (rpm)Dynamic Static Grease Oil Grease Oild D B r r1 a C Co Duplex: DB, DF, DT7200B 0.3937 1.1811 0.3543 0.024 0.012 0.51 1,120 565 24,000 32,000 0.064 19,000 26,00010 30 9 0.6 0.3 137201B 0.4724 1.2598 0.3937 0.024 0.012 0.55 1,480 750 21,000 28,000 0.079 17,000 23,00012 32 10 0.6 0.3 147202B 0.5906 1.3780 0.4331 0.024 0.012 0.63 1,880 980 18,000 25,000 0.101 15,000 20,00015 35 11 0.6 0.3 167203B 0.6693 1.5748 0.4724 0.024 0.012 0.72 2,480 1,370 17,000 22,000 0.146 13,000 18,00017 40 12 0.6 0.3 187204B 0.7874 1.8504 0.5512 0.039 0.024 0.85 2,990 1,730 15,000 20,000 0.225 12,000 16,00020 47 14 1.0 0.6 21.57205B 0.9843 2.0472 0.5906 0.039 0.024 0.94 3,300 2,120 12,000 16,000 0.284 10,000 13,00025 52 15 1.0 0.6 247206B 1.1811 2.4409 0.6299 0.039 0.024 1.08 4,600 3,050 11,000 14,000 0.434 8,600 11,00030 62 16 1.0 0.6 27.57207B 1.3780 2.8346 0.6693 0.043 0.024 1.22 6,100 4,150 9,300 12,000 0.633 7,500 10,00035 72 17 1.1 0.6 317208B 1.5748 3.1496 0.7087 0.043 0.024 1.34 7,200 5,150 8,300 11,000 0.827 6,700 8,90040 80 18 1.1 0.6 347209B 1.7717 3.3465 0.7480 0.043 0.024 1.46 8,100 5,900 7,400 9,900 0.904 6,000 8,00045 85 19 1.1 0.6 377210B 1.9685 3.5433 0.7874 0.043 0.024 1.56 8,400 6,450 6,700 9,000 1.03 5,500 7,30050 90 20 1.1 0.6 39.57211B 2.1654 3.9370 0.8268 0.059 0.039 1.69 10,400 8,100 6,100 8,200 1.35 5,000 6,60055 100 21 1.5 1.0 437212B 2.3622 4.3307 0.8661 0.059 0.039 1.87 12,600 10,000 5,700 7,600 1.72 4,600 6,10060 110 22 1.5 1.0 47.57213B 2.5591 4.7244 0.9055 0.059 0.039 1.99 14,300 11,800 5,200 7,000 2.16 4,200 5,60065 120 23 1.5 1.0 50.57214B 2.7559 4.9213 0.9449 0.059 0.039 2.09 15,500 13,000 4,900 6,500 2.45 3,900 5,20070 125 24 1.5 1.0 537215B 2.9528 5.1181 0.9843 0.059 0.039 2.20 16,000 14,000 4,500 6,000 2.62 3,700 4,90075 130 25 1.5 1.0 567216B 3.1496 5.5118 1.0236 0.079 0.039 2.32 18,100 15,600 4,300 5,700 3.13 3,400 4,60080 140 26 2 1.0 597217B 3.3465 5.9055 1.1024 0.079 0.039 2.50 20,200 18,100 4,000 5,300 4.01 3,200 4,30085 150 28 2 1.0 63.57218B 3.5433 6.2992 1.1811 0.098 0.039 2.66 24,000 21,100 3,800 5,000 4.89 3,100 4,10090 160 30 2.5 1.0 67.57219B 3.7402 6.6929 1.2598 0.083 0.059 2.81 27,200 24,200 3,500 4,700 6.00 2,900 3,80095 170 32 2.1 1.5 71.57220B 3.9370 7.0866 1.3386 0.083 0.059 2.99 29,300 25,700 3,400 4,500 7.19 2,700 3,600100 180 34 2.1 1.5 767221B 4.1339 7.4803 1.4173 0.083 0.059 3.15 32,000 29,000 3,200 4,300 8.53 2,600 3,500105 190 36 2.1 1.5 807222B 4.3307 7.8740 1.4961 0.083 0.059 3.31 34,500 32,500 3,000 4,000 10.0 2,500 3,300110 200 38 2.1 1.5 847224B 4.7244 8.4646 1.5748 0.083 0.059 3.56 37,000 36,500 2,800 3,700 13.8 2,300 3,000120 215 40 2.1 1.5 90.57226B 5.1181 9.0551 1.5748 0.118 0.059 3.76 40,000 40,500 2,500 3,400 15.8 2,100 2,700130 230 40 3 1.5 95.57228B 5.5118 9.8425 1.6535 0.118 0.059 4.06 41,000 44,000 2,300 3,100 19.4 1,900 2,500140 250 42 3 1.5 1037230B 5.9055 10.6299 1.7717 0.118 0.059 4.37 47,000 53,000 2,200 2,900 24.3 1,800 2,400150 270 45 3 1.5 1117232B 6.2992 11.4173 1.8898 0.118 0.059 4.65 53,500 62,500 2,000 2,700 30.2 1,600 2,200160 290 48 3 1.5 1187234B 6.6929 12.2047 2.0472 0.157 0.059 5.00 60,000 73,500 1,900 2,500 37.5 1,500 2,100170 310 52 4 1.5 1277236B 7.0866 12.5984 2.0472 0.157 0.059 5.16 62,000 78,500 1,800 2,400 39.0 1,400 1,900180 320 52 4 1.5 1317238B 7.4803 13.3858 2.1654 0.157 0.059 5.47 61,500 79,500 1,700 2,200 47.0 1,400 1,800190 340 55 4 1.5 1397240B 7.8740 14.1732 2.2835 0.157 0.059 5.75 68,500 91,500 1,600 2,100 55.8 1,300 1,700200 360 58 4 1.5 14644