Machined type needle roller bearing NA4901, the inner diameter is 12mm, the outer diameter is 24mm, width of the cone (inner ring) is 13mm, and the outer ring width is 13mm.

• Item: NA4901 Bearing
• Type: Needle Roller Bearing
• Dimensions: 12mm x 24mm x 13mm/Metric
• ID (inner diameter)/Bore: 12mm
• OD (outer diameter): 24mm
• Width/Height/thickness: 13mm
• Size: 12mm x 24mm x 13mm
• Quantity: One Bearing (inner cone is included)
• Dynamic Load Rating: 990 KGF
• Static Load Rating: 1,130 KGF