Motor Starters vs. Contactors vs. Overload Relays: What Each One Does and Why You Need All Three
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Availability:
20 in stock
Angular contact ball bearing, 17 x 35 x 10 mm, 15° contact angle, phenolic outer-land-riding cage, P4S super-precision for high-speed spindles.
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20 in stock

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| MFR / Brand | Fafnir |
|---|---|
| MPN | 2MM9103WIMBR |
| Model | 2MM 9103 WI CR DUL / 7003 C D P4A / 103 |
| Bearing Type | Angular Contact Ball Bearing |
| OD | 35 mm |
| Condition | New |
|---|---|
| Base Number | 2MM9103WI |
| Industry Terms | spindle bearing; machine tool spindle bearing; super precision angular contact ball bearing; grinding spindle bearing |
| Common Misspellings | Fafner 2MM9103WIMBR; Faffnir 2MM9103WIMBR; 2MM9103 WIMBR; 2M9103WIMBR |
| Overall Width | 10 mm |
| Bore Shaft Size | 17 mm |
| Mpn Variants | 2MM9103WIMBR; 2MM 9103 WI MBR; 2MM-9103-WI-MBR; 2MM9103WICR; 2MM9103WICRDUL; 7003 C D P4A |
| Arrangement Configuration | Single bearing |
| Precision Class | ISO P4S (ABEC 7/9) |
| Dynamic Load Rating C1 | 6800 N |
| Cage Type | Outer-ring land riding |
| Dynamic Load Rating | 6220 N |
| Static Load Rating | 3400 N |
| Series | 9100WI |
| Rolling Elements | Steel balls |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Limiting Speed | 43200 rpm grease / 86200 rpm oil |
| Contact Angle | 15° |
| Design Units | Metric |
| Bearing Material | Steel |
| Part Number | 2MM9103WIMBR |
| Cross Reference 1 | 7003-C |
|---|---|
| Cross Reference 2 | 7003C-T-P4S |
Fafnir 2MM9103WIMBR super-precision angular contact ball bearing, 9100WI spindle series, 17 x 35 x 10 mm. Bore / Shaft Size: 17 mm. Outside Diameter: 35 mm. Overall Width: 10 mm. Contact Angle: 15°. Number Of Rows: 1. Rolling Elements: Steel balls. Closure Type: Open. Design Units: Metric.
2MM — 15° contact angle, Fafnir super-precision spindle execution at Precision Class ISO P4S (ABEC 7/9).
9103 — 9100WI series, ISO 7003 envelope, 17 mm bore.
WI — low shoulder on both rings.
CR — phenolic outer-ring land-riding cage.
Contact Angle: 15°. A 15° angle favours speed and radial stiffness over thrust capacity, which is why it is the standard grinding and high-speed milling spindle angle.
Precision Class: ISO P4S (ABEC 7/9). Super-precision tolerances on bore, outside diameter and running accuracy.
Cage Material: Phenolic. Cage Type: Outer-ring land riding. A phenolic cage guided on the outer ring land is light, quiet and holds ball spacing at very high speed.
Dynamic Load Rating: 6220 N. Static Load Rating: 3400 N. Dynamic Load Rating (C1): 6800 N. Ratings are per bearing.
Limiting Speed: 43200 rpm on grease, 86200 rpm on oil.
Bore / Shaft Size: 17 mm, straight bore. Outside Diameter: 35 mm. Overall Width: 10 mm. Maximum shaft fillet radius the bearing corners will clear: 0.3 mm. Maximum housing fillet radius the bearing corners will clear: 0.3 mm. Shaft backing shoulder diameter: 21.5 mm. Housing backing shoulder diameter: 31.1 mm.
Unit Quantity: 1 Pc. Arrangement / Configuration: Single bearing.
Cross-Reference 1: 7003-C. Cross-Reference 2: 7003C-T-P4S, the Timken world part number for this execution.
Series: 9100WI. Base Number: 2MM9103WI. Part Number: 2MM9103WIMBR. Searchable forms of the number: 2MM9103WIMBR, 2MM 9103 WI MBR, 2MM-9103-WI-MBR, 2MM9103WICR.
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