S55  needle roller bearing drawings
  1. Some sizes are available with a closed end.
  2. The bearing must be used with a hardened inner ring, or a hardened shaft.
  3. Some sizes are available as full complement grease retained roller design.

S55 Inch Series Needle Roller Bearing

Model: S55

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Product Details

Bearing Type Full Complement, Mechanically Retained Rollers
Outer Dia (D) 0.5000 in
Width (B) 0.3130 in
Dynamic Load Rating (Cr) 940 lbs
Static Load Rating (Cor) 1,100 lbs
Max Speed (Grease) 12,500 rpm
Shaft (Fw) 0.313 in
Weight (g) 3.00 grams
Material Drawn cup: Hardened carbon steel alloy, Rollers - 52100 Chrome steel or equivalent