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NTN Bearing Corp.
6306LLUNR
Single Row Radial Ball Bearing - Double Sealed (Contact Rubber Seal) w/ Snap Ring
Item #100757904
- 30 mm Inside Diameter
- 72 mm Outside Diameter
- 19 mm Wide
- Double Sealed
- With Snap Ring
features
- Best used for moderate radial and low axial load applications
- Made from premium high carbon, high chromium Japanese steel
- Available with steel (no callout) or brass (FY) cage
- Available with seals (2RD, 2RS, 2RU), shields (ZZ), open and/or with a snap ring (NR) options
- All double sealed and double shielded product come with Polyrex XM Grease
- The 2RD Seal is used for high speed and/or reduced drag applications in addition to applications that require maximum sealing ability
- Available in miniature (EE) inch product
- Available with cermamic balls (3NCH or 3NC in prefix)
- Available in max capacity/special heat treat (RSH2 in suffix)
| Component | Assembly |
| Fillet Radius | 0.04 in, 1 mm |
| I.D. | 30 mm |
| icNumber | 7697174 |
| Temperature Range [Min] | -22 °F |
| Locking Device | No Locking Device |
| Radial Internal Clearance Specification | Greater Than Normal Clearance |
| Capacity | Standard Capacity |
| Ball Material | Steel |
| Inner Ring Width | 19 mm |
| O.D. | 72 mm |
| Preload Level | None |
| Self Aligning | No |
| Seal Material | Rubber |
| Inch/Metric | Metric Bore |
| Snap Ring | With Snap Ring |
| Bearing Type | Deep Groove |
| Precision Level | Standard (ABEC 1) |
| Contact Angle | 0° |
| Bore Type | Round Bore |
| Width | 19 mm |
| Seal Type | Contact Seals |
| Outer Ring Width | 19 mm |
| Rolling Element | Ball |
| Adapter Sleeve | No |
| Internal Clearance | C3 |
| Precision Class | Class 0 |
| O.D. Type | Straight |
| Cage Type | Riveted |
| Material | Steel |
| Static Load Rating | 15 kN |
| Limiting Speed - Oil | 12000 rpm |
| Lubricant | Grease |
| Speed (Max) Grease | 6400 rpm |
| Operating Temperature [Min] | -22 ˚F |
| Precision | Standard |
| Bearing Material | Steel |
| Temperature Range [Max] | 212 °F |
| Cage Material | Steel |
| No. in Set | Single Bearing |
| Origin | Single Row Radial |
| Relubricatable | No |
| Static Load Rating [Max] | 6002 lbf |
| Dynamic Load Rating | 33.3 kN |
| Rolling Element Material | High Carbon Chromium Bearing Steel |
| Operating Temperature [Max] | 212 ˚F |
| Series | 6300 |
| Limiting Speed - Grease | 9600 rpm |
| Rows of Balls | Single |
| Overall Width | 19 mm |
| Radial Internal Clearance | C3 |
| Enclosure | Double Sealed |
| Weight | 0.761 LB |
| EAN or UPC | 605790074615 |
