51220

Tier-one manufacturer — brand supplied may vary ✓ Bore checked against the ISO table
$158.33 USD
$158.33 USD
Sale Sold out
Bore100 mm 3.937 in
Outside dia.150 mm 5.9055 in
Height38 mm 1.4961 in
TypeThrust ball bearing
SealingOpen
Ships from US partner stock — flat-rate shipping, calculated by weight at checkout
  • 51220 Thrust Ball Bearings
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Image is for illustration purposes only.

What 51220 means

CodePositionMeaning
5 Type Thrust ball bearing
1 Height series Height series 1
2 Diameter series Diameter series 2 (light)
20 Bore Bore code 20 × 5 = 100 mm

Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.

51220 specifications

Specification Metric Inch Basis
Bore (d) 100 mm 3.937 in ISO table for this designation, confirmed by supplier data
Outside diameter (D) 150 mm 5.9055 in Supplier catalogue listing
Height (H) 38 mm 1.4961 in Supplier catalogue listing
Bearing type Thrust ball bearing Stated by the designation
Seals / shields Open (no seals or shields) Stated by the designation
Tolerance class Normal (ISO P0 / ABEC 1): no tolerance-class code Stated by the designation
Reference ratings: NTN 51220 catalogue values. Ratings differ slightly between makers; the brand we ship may vary.
Dynamic load rating, C146.79 kN33,000 lbf
Static load rating, C0409.24 kN92,001 lbf
Limiting speed, grease1,300 rpm
Limiting speed, oil1,800 rpm

51220 is a thrust ball bearing, 100 mm bore × 150 mm OD × 38 mm wide (3.937 × 5.9055 × 1.4961 in). NTN catalogue values for 51220: dynamic load rating C = 146.79 kN, static C0 = 409.24 kN, limiting speed 1,300 rpm on grease, 1,800 rpm on oil.

Related sizes & variants

  • 51216 · 80×115×28 mm · Open
  • 51217 · 85×125×31 mm · Open
  • 51218 · 90×135×35 mm · Open
  • 51222 · 110×160×38 mm · Open
  • 51224 · 120×170×39 mm · Open
  • 51226 · 130×190×45 mm · Open

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