51320
Tier-one manufacturer — brand supplied may vary ✓ Bore checked against the ISO tableRegular price
$458.33 USD
Regular price
Sale price
$458.33 USD
Unit price
per
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Bore100 mm
3.937 in
Outside dia.170 mm
6.6929 in
Height55 mm
2.1654 in
TypeThrust ball bearing
SealingOpen
Ships from US partner stock — flat-rate shipping, calculated by weight at checkout
Image is for illustration purposes only.
What 51320 means
| Code | Position | Meaning |
|---|---|---|
5 |
Type | Thrust ball bearing |
1 |
Height series | Height series 1 |
3 |
Diameter series | Diameter series 3 (medium) |
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.
51320 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 100 mm | 3.937 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 170 mm | 6.6929 in | Supplier catalogue listing |
| Height (H) | 55 mm | 2.1654 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 | |
51320 is a thrust ball bearing, 100 mm bore × 170 mm OD × 55 mm wide (3.937 × 6.6929 × 2.1654 in).
The 51320 is a thrust ball bearing from the 513 series, designed with a 100 mm bore diameter to support axial loads in a single direction. Thrust ball bearings use ball rolling elements between hardened raceways to accommodate high thrust loads at moderate speeds.
Measurement Type
Metric
Inner Diameter (ID)
100 mm
Outside Diameter (OD)
170 mm
Width
55 mm
Sealing
Open
Precision Class
ISO P0
Series
513
Bearing Type
Thrust ball bearing
Other Features
Single Direction | Thrust Ball Bearing | Metric Series
Component
Assembly
Weight (kg)
5
Basic Number
51320
UNSPSC
31171552
