store Central Surplus Bearing Finder
A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
Availability:
1 in stock
Super-precision angular contact ball bearing, 85 mm bore, 150 mm OD, 28 mm wide, ABEC 7 / P4. Machined phenolic cage, low-shoulder WI rings for duplex mounting.
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$91.78
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| MFR / Brand | Fafnir |
|---|---|
| MPN | MM217WI |
| Model | 7217 MM 217 WI CR ABEC7 |
| Bearing Type | Angular Contact Ball Bearing |
| ID | 85 mm |
| OD | 150 mm |
| Base Number | MM217WI |
|---|---|
| Industry Terms | Super-precision angular contact bearing, Machine tool spindle bearing, Precision spindle bearing |
| Application Types | Machine tool spindles, High-speed precision spindles, Grinding spindles |
| Overall Width | 28 mm |
| Mpn Variants | MM217WI, MM-217-WI-CR, MM217WICR, MM 217 WI CR, 7217 |
| Precision Class | ABEC 7 / P4 |
| Cage Type | Machined |
| Series | 7200 |
| Rolling Elements | Ball |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Bearing Material | Steel |
| Cross Reference 1 | SKF 7217 |
|---|---|
| Cross Reference 2 | FAG 7217 |
| Cross Reference 3 | NSK 7217 |
| Cross Reference 4 | NTN 7217 |
| Cross Reference 5 | RHP 7217 |
| Cross Reference 6 | Koyo 7217 |
| Cross Reference 7 | MRC 7217 |
| Cross Reference 8 | SNR 7217 |
Fafnir MM217WI CR super-precision angular contact ball bearing. Bore Diameter: 85 mm. Outside Diameter: 150 mm. Overall Width: 28 mm. Precision Class: ABEC 7 / P4. The envelope is the ISO 7217 size.
MM — Timken/Fafnir super-precision class, ISO P4 / ABEC 7.
217 — the ISO 7217 size: 85 mm bore, 150 mm outside diameter, 28 mm width.
WI — low shoulder on both rings. This is the ground duplex form, so bearings of the same execution stack as a matched set.
CR — machined phenolic cage.
Cage Material: Phenolic. Cage Type: Machined. A phenolic cage is light, self-lubricating and tolerant of high cage speeds.
Rolling Elements: Ball. Number Of Rows: 1. Bore Type: Straight. Closure Type: Open. Bearing Material: Steel. Series: 7200.
Unit Quantity: 1 Pc.
The 85 x 150 x 28 mm envelope is the ISO 7217 size, carried by SKF, FAG, NSK, NTN, RHP, Koyo, MRC and SNR under the same 7217 base number. Suffix executions differ between makers.
Rockwell’s own product page for the Kinetix 6000 is down
A faster way to search our bearing inventory Today we’re launching the Central Surplus Bearing
When an HMI panel goes dark or a PLC module stops communicating, the machine it
If you have ever watched a machine glide smoothly back and forth, tracing a perfect
Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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