NJ312

Tier-one manufacturer — brand supplied may vary ✓ Dimensions checked: ISO table and supplier data agree
$105.00 USD
$105.00 USD
Sale Sold out
Bore60 mm 2.3622 in
Outside dia.130 mm 5.1181 in
Width31 mm 1.2205 in
TypeCylindrical roller bearing
SealingOpen
ClearanceNormal
Ships separately from our European warehouse — shipping from $79, quoted at checkout
Ships from our European partner stock — allow 5–8 business days
  • NJ312 — illustration
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Image is for illustration purposes only.

What NJ312 means

CodePositionMeaning
NJ Type Cylindrical roller bearing, type NJ: two flanges on the outer ring, one on the inner ring (locates in one direction)
3 Diameter series Diameter series 3 (medium)
12 Bore Bore code 12 × 5 = 60 mm

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

NJ312 specifications

Specification Metric Inch Basis
Bore (d) 60 mm 2.3622 in ISO table for this designation, confirmed by supplier data
Outside diameter (D) 130 mm 5.1181 in ISO table for this designation, confirmed by supplier data
Width (B) 31 mm 1.2205 in ISO table for this designation, confirmed by supplier data
Bearing type Cylindrical roller bearing Stated by the designation
Seals / shields Open (no seals or shields) Stated by the designation
Internal clearance Normal (CN): no clearance code in the designation Stated by the designation
Tolerance class Normal (ISO P0 / ABEC 1): no tolerance-class code Stated by the designation

NJ312 is a cylindrical roller bearing, 60 mm bore × 130 mm OD × 31 mm wide (2.3622 × 5.1181 × 1.2205 in).

The NJ312 is a cylindrical roller bearing with a 60mm bore diameter, 130mm outside diameter, and 31mm width. This single-row bearing features high radial load capacity and is designed to accommodate axial displacement in one direction, making it suitable for applications requiring shaft guidance.

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