6306LLUNRC3
Tier-one manufacturer — brand supplied may vary ✓ Dimensions checked: ISO table and supplier data agreeCouldn't load pickup availability
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What 6306LLUNRC3 means
| Code | Position | Meaning |
|---|---|---|
6 |
Type | Deep groove ball bearing |
3 |
Diameter series | Diameter series 3 (medium): fixes OD and width for the bore (ISO 15) |
06 |
Bore | Bore code 06 × 5 = 30 mm |
LLU |
Closure | Contact rubber seals, both sides |
NR |
Snap ring | Snap-ring groove in the outer ring, with the snap ring fitted |
C3 |
Internal clearance | C3: radial internal clearance greater than Normal |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
6306LLUNRC3 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 30 mm | 1.1811 in | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 72 mm | 2.8346 in | ISO table for this designation, confirmed by supplier data |
| Width (B) | 19 mm | 0.748 in | ISO table for this designation, confirmed by supplier data |
| Bearing type | Deep groove ball bearing | Stated by the designation | |
| Seals / shields | Contact rubber seals, both sides | Stated by the designation | |
| Internal clearance | C3 (greater than Normal) | Stated by the designation | |
| Cage | Steel | Supplier catalogue listing | |
| Snap ring | Snap-ring groove in the outer ring, with the snap ring fitted | Stated by the designation | |
| Tolerance class | Normal (ISO P0 / ABEC 1): no tolerance-class code | Stated by the designation | |
| Material | Steel | Supplier catalogue listing | |
| Dynamic load rating, C | 29.49 kN | 6,630 lbf |
|---|---|---|
| Static load rating, C0 | 14.9 kN | 3,350 lbf |
| Limiting speed, grease | 6,600 rpm | |
Equivalent to / interchanges with
| Brand | Part number | Basis |
|---|---|---|
| SKF | 6306 2RSH NR C3 | Brand suffix convention for this ISO size |
| TIMKEN | 6306 2RS NR C3 | Brand suffix convention for this ISO size |
| FAG | 6306 2RSR NR C3 | Brand suffix convention for this ISO size |
| NSK | 6306 DDU NR C3 | Brand suffix convention for this ISO size |
| NTN | 6306 LLU NR C3 | Brand suffix convention for this ISO size |
| KOYO | 6306 2RS NR C3 | Brand suffix convention for this ISO size |
| NACHI | 6306 2NSE NR C3 | Brand suffix convention for this ISO size |
Equivalents are dimensional and closure-for-closure: same bore, outside diameter, width, seals or shields and internal clearance. Bearing interchange tables
6306LLUNRC3 is a deep groove ball bearing, 30 mm bore × 72 mm OD × 19 mm wide (1.1811 × 2.8346 × 0.748 in). It has rubber contact seals on both sides, C3 internal clearance and a snap-ring groove in the outer ring, with the snap ring fitted. Other makers sell the same size as SKF 6306 2RSH NR C3, TIMKEN 6306 2RS NR C3, FAG 6306 2RSR NR C3, NSK 6306 DDU NR C3. NTN catalogue values for 6306LLUNRC3: dynamic load rating C = 29.49 kN, static C0 = 14.9 kN, limiting speed 6,600 rpm on grease.
The 6306LLUNRC3 is a deep groove ball bearing with 30mm bore, 72mm outside diameter, and 19mm width. It features contact rubber seals on both sides for protection against contaminants and lubricant retention, C3 radial clearance for applications with thermal expansion or misalignment, and a snap ring groove with snap ring on the outer ring for axial location.
