Combined Load

Cap., lbs.

For Shaft

Dia., mm For Housing

ID, mm Wd.,

mm Ring

Material Dynamic Static Max.

Speed, rpm Lubrication Temp.

Range, °F Features Each

Open

10 21 5 Steel 250 180 1,000 Required 0° to 175° Lubrication Hole 1378N61 $164.29

15 26 5 Steel 290 240 1,000 Required 0° to 175° Lubrication Hole 1378N62 167.86

20 31 5 Steel 310 290 2,900 Required 0° to 230° __ 1378N31 189.92

30 41 5 Steel 390 440 2,100 Required 0° to 230° __ 1378N32 175.67

40 51 5 Steel 440 560 1,600 Required 0° to 230° __ 1378N33 167.25

50 61 5 Steel 510 710 1,300 Required 0° to 230° __ 1378N34 158.92

60 90 13 Steel 4,200 5,400 1,000 Required 0° to 230° Lubrication Groove, Two Lubrication Holes 1378N12 187.98

80 91 5 Steel 680 1,200 900 Required 0° to 175° Lubrication Hole 1378N65 237.50

80 120 16 Steel 7,200 9,700 750 Required 0° to 230° Lubrication Groove, Two Lubrication Holes 1378N14 251.88

90 101 5 Steel 710 1,350 800 Required 0° to 175° Lubrication Hole 1378N66 266.07

100 111 5 Steel 750 1,450 750 Required 0° to 175° Lubrication Hole 1378N67 292.86

Sealed

50 80 13 Steel 3,850 4,600 900 Lubricated 0° to 210° Lubrication Groove, Two Lubrication Holes 1378N21 230.77

60 76 8 Steel 1,250 1,950 500 Lubricated 0° to 175° Lubrication Groove, Lubrication Hole 1378N69 207.14

60 90 13 Steel 4,200 5,400 800 Lubricated 0° to 210° Lubrication Groove, Two Lubrication Holes 1378N22 251.95

70 100 13 Steel 4,500 6,200 700 Lubricated 0° to 210° Lubrication Groove, Two Lubrication Holes 1378N23 278.00

80 120 16 Steel 7,200 9,700 600 Lubricated 0° to 210° Lubrication Groove, Two Lubrication Holes 1378N24 329.13

90 106 8 Steel 1,500 2,750 375 Lubricated 0° to 175° Lubrication Groove, Lubrication Hole 1378N73 288.93

100 116 8 Steel 1,600 3,100 350 Lubricated 0° to 175° Lubrication Groove, Lubrication Hole 1378N74 318.04

110 126 8 Steel 1,650 3,350 300 Lubricated 0° to 175° Lubrication Groove, Lubrication Hole 1378N75 375.00

120 136 8 Steel 1,750 3,700 275 Lubricated 0° to 175° Lubrication Groove, Lubrication Hole 1378N76 445.00

200 226 13 Steel 5,800 12,250 175 Lubricated 0° to 175° Lubrication Groove, Lubrication Hole 1378N85 993.33