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Timing Belt Pulleys and V-Belt Sheaves: Matching Belt Drive Components Correctly
Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
Availability:
2 in stock
Super-precision angular contact ball bearing duplex pair, 60 x 110 x 22 mm, 15° contact angle, heavy preload, phenolic cage, P4 precision class.
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$305.86
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| MFR / Brand | Fafnir |
|---|---|
| MPN | 2MM212WICRDUH |
| GTIN | 087796070707 |
| Model | 2MM212WI-CR-DUH |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 60 mm |
| OD | 110 mm |
| Width | 22 mm |
| Material | Bearing Steel |
|---|---|
| Series | 200WI |
| Lubricant | Grease or oil |
| Preload | Heavy |
| Base Number | 2MM212WI |
| Overall Width | 22 mm |
| Mpn Variants | 2MM212WICRDUH; 2MM212WI-CR-DUH; 2MM-212-WI-CR-DUH; 2 MM 212 WI DUH; 7212C-T-P4S-DUH; 7212C P4 DUH; 1212HDH |
| Precision Class | ABEC 7 / P4 |
| Dynamic Load Rating | 71,000 N |
| Static Load Rating | 48,900 N |
| Precision Rating | ABEC 7 / P4 |
| Rolling Elements | Ball |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Limiting Speed | 13,200 rpm grease; 26,400 rpm oil |
| Internal Clearance | N/A |
| Harmonization Code | 8482.10.50.28 |
| Contact Angle | 15° |
| Mounting Arrangement | Duplex pair (DUH) |
| Bearing Material | Chrome steel |
| Closure Type | Open |
| Cross Reference 1 | Timken 7212C-T-P4S-DUH |
|---|---|
| Cross Reference 2 | 7212C - standard precision, same envelope and angle |
Fafnir 2MM212WICRDUH super-precision angular contact ball bearing duplex pair, 200WI spindle series, 60 x 110 x 22 mm per bearing. Unit Quantity: 2 Pcs, ground as a matched duplex set with heavy preload. Single row, straight bore, open, phenolic cage. GTIN: 087796070707.
2MM — Fafnir super-precision spindle series with a 15° contact angle; the MM class is P4 (ABEC 7).
212 — 200 series, bore code 12, giving a 60 mm bore.
WI — low shoulder on both rings, the spindle bearing form.
CR — phenolic cage.
DUH — duplex pair, heavy preload.
Bore Diameter: 60 mm. Outside Diameter: 110 mm. Overall Width: 22 mm per bearing. Contact Angle: 15°. Precision Class: ABEC 7 / P4. Preload: Heavy. Dynamic Load Rating: 71,000 N per bearing. Static Load Rating: 48,900 N. Limiting Speed: 13,200 rpm grease; 26,400 rpm oil. Cage Material: Phenolic. Rolling Elements: Ball. Bearing Material: Chrome steel. Bore Type: Straight. Closure Type: Open. Number Of Rows: 1 per bearing. Lubricant: grease or oil. Mounting Arrangement: duplex pair, heavy preload.
Shaft Backing Shoulder Diameter: 69.3 mm (2.730 in). Housing Backing Shoulder Diameter: 101.4 mm (3.990 in). Maximum Shaft Fillet Radius: 1.5 mm (0.059 in).
Cross-references: Timken 7212C-T-P4S-DUH; 7212C (standard precision, same envelope and angle). Earlier Fafnir literature numbers this bearing 1212HDH. CAD model and data sheet: available from Timken (cad.timken.com).
Bore 60 mm, outside diameter 110 mm, width 22 mm per bearing.
DUH is a duplex pair with heavy preload.
13,200 rpm on grease and 26,400 rpm on oil.
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