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Features:• Extremely high speed • Extremely low rolling friction• High load capacity • High lubrication capacity• Low profile, lightweight caged • Low sensitivity to misalignment• Caged needle bearings offer up to • Needles have high length 3X the speed of uncaged designs to diameter ratios
Continued on the next pageNOTES: 1. Hardened shafts required Rc 58 min. 2. TN is for plastic cage*Limiting speeds shown apply to oil lubrication. With grease, 60% of the given values are permissible. See following section for available inner rings. Closed end bearings available on special order.
Features:• Extremely high speed • Extremely low rolling friction• High load capacity • High lubrication capacity• Low profile, lightweight caged • Low sensitivity to misalignment• Caged needle bearings offer up to • Needles have high length 3X the speed of uncaged designs to diameter ratios
NOTE: Hardened shafts required Rc 58 min.*Limiting speeds shown apply to oil lubrication. With grease, 60% of the given values are permissible.See following section for available inner rings. Closed end bearings available on special order.
Features:• Extremely high speed • Extremely low rolling friction• High load capacity • High lubrication capacity• Low profile, lightweight caged • Low sensitivity to misalignment• Caged needle bearings offer up to • Needles have high length 3X the speed of uncaged designs to diameter ratios
NOTE: Hardened shafts required Rc 58 min.*Limiting speeds shown apply to oil lubrication. With grease, 60% of the given values are permissible.See following section for available inner rings. Closed end bearings available on special order.
Features:• Extremely high speed • Extremely low rolling friction• High load capacity • High lubrication capacity• Low profile, lightweight caged • Low sensitivity to misalignment• Caged needle bearings offer up to • Needles have high length 3X the speed of uncaged designs to diameter ratios
Continued on the next pageNOTE: Hardened shafts required HRC 58 min.*Limiting speeds shown apply to oil lubrication. With grease, 60% of the given values are permissible. See following section for available inner rings. Closed-end bearings available on special order.
Features:• Extremely high speed • Extremely low rolling friction• High load capacity • High lubrication capacity• Low profile, lightweight caged • Low sensitivity to misalignment• Caged needle bearings offer up to • Needles have high length 3X the speed of uncaged designs to diameter ratios
*Limiting speeds shown apply to oil lubrication. With grease, 60% of the given values are permissible. See following section for available inner rings. Closed-end bearings available on special order.
Features:• O.D. ground to 0.4 µm AA surface roughness• Press-fit onto shaft• All corners chamfered for easy assembly• Wider units to accommodate shaft translation• Used as inner race on soft shafts• Can be used as hardened bushings
56 7 8
10
12
15
17
20
Tolerance ChartDimensions
Over Incl.H6 h5 h6
36
101830
610183040
+0.008+0.009+0.011+0.013+0.016
-0.005-0.006-0.008-0.009-0.011
-0.008-0.009-0.011-0.013-0.016
Inner RacesFOR NEEDLE BEARINGS• Alloy Steel Hardened to HRC 58 Min.
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Inner RacesFOR NEEDLE BEARINGS• Alloy Steel Hardened to Rc 58 Min.• Oil Hole and Groove• Precision Ground
Features:• O.D. ground to 16 µin. AA surface roughness• All corners chamfered for easy assembly• Wider units to accommodate shaft translation• Used as inner race on soft shafts• Can be used as hardened bushings