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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, 45 x 85 x 19 mm, 15° contact angle, ABEC 7/9 P4S. Open, machined phenolic cage, 17,500 rpm on grease.
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$55.52
2 in stock
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| MFR / Brand | Fafnir |
|---|---|
| MPN | 2MM209WI CR |
| Model | 2 MM 209 WI CR/ 7209C T P4 |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 45 mm |
| OD | 85 mm |
| Width | 19 mm |
| Material | Bearing Steel |
|---|---|
| Series | Fafnir 200WI |
| Lubricant | Grease or oil |
| Base Number | 2MM209WI |
| Industry Terms | spindle bearing, super precision angular contact, P4S bearing, ABEC 7 bearing, phenolic cage bearing, 7209 bearing, 15 degree contact angle |
| Common Misspellings | Fafnir 2MM209WI CR, Faffnir 2MM209WICR, 2MM209WICK, 2MM209WLCR, 2M209WICR, angular contct bearing 45x85x19 |
| Application Types | Machine tool spindles, grinding spindles, high-speed motor spindles, precision gearboxes |
| Overall Width | 19 mm |
| Mpn Variants | 2MM209WICR, 2MM209WI-CR, 2MM-209-WI-CR, 2MM209WI CR, 2MM209WI, 2 MM 209 WI CR, Timken 2MM209WICR, 7209C-T-P4S-SUL, 7209C T P4, 7209-C |
| Manufacturer Status | Fafnir brand now owned by Timken; current Timken super-precision spindle designation |
| Compatible With Replaces | Positions calling a 45 x 85 x 19 mm super-precision angular contact ball bearing at 15° and P4S |
| Arrangement Configuration | Single bearing, universally ground faces |
| Precision Class | ABEC 7/9 / P4S |
| Dynamic Load Rating C1 | 45,200 N |
| Additional Attributes | C1 ISO dynamic radial rating per row: 41,100 N. Maximum shaft fillet radius: 1 mm. Shaft backing shoulder diameter: 52.3 mm. Housing backing shoulder diameter: 78.2 mm. |
| Cage Type | Machined, outer-ring guided |
| Dynamic Load Rating | 45,200 N |
| Static Load Rating | 28,800 N |
| Precision Rating | ABEC 7/9 / P4S |
| Rolling Elements | Ball |
| Cage Material | Phenolic |
| Limiting Speed | 17,500 rpm grease; 35,000 rpm oil |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Harmonization Code | 8482.10.50.28 |
| Contact Angle | 15° |
| Preload | Zero |
| Design Units | Metric |
| Bearing Material | Chrome steel |
| Part Number | 2MM209WICR |
| Closure Type | Open |
| Cross Reference 1 | Timken 7209C-T-P4S-SUL (Timken world number) |
|---|---|
| Cross Reference 2 | FAG B7209-C-T-P4S-UL (15°, P4S) |
| Cross Reference 3 | SKF 7209 CD/P4A (15°, P4A) |
| Cross Reference 4 | NSK 7209CTRSULP4 (15°, P4) |
| Cross Reference 5 | NTN 7209UCG/GNP4 (15°, P4) |
| Cross Reference 6 | RHP 7209CTSULP4 (15°, P4) |
| Cross Reference 7 | Koyo 7209C-5GLFGP4 (15°, P4) |
| Cross Reference 8 | SNR 7209CG1UJ74 (15°, P4, light preload) |
| Cross Reference 9 | MRC 7209 (related; 29° contact angle) |
Fafnir 2MM209WICR super-precision single-row angular contact ball bearing, Timken Fafnir 200WI spindle series. Bore 45 mm, outside diameter 85 mm, width 19 mm, the 7209 envelope. Contact angle 15°, ABEC 7/9 / P4S, open, machined phenolic cage.
2MM — 15° contact angle in Fafnir’s MM super-precision range.
209 — 200 dimension series, bore code 09: 45 mm bore, 85 mm outside diameter, 19 mm wide.
WI — low shoulder on both rings, the Fafnir spindle angular contact execution.
CR — machined phenolic cage riding on the outer-ring lands.
Bore Diameter: 45 mm. Outside Diameter: 85 mm. Overall Width: 19 mm. Contact Angle: 15°. Precision Class: ABEC 7/9 / P4S. Dynamic Load Rating: 45,200 N. Static Load Rating: 28,800 N. Limiting Speed: 17,500 rpm grease; 35,000 rpm oil. Cage Material: Phenolic. Cage Type: Machined, outer-ring guided. Rolling Elements: Ball. Bore Type: Straight. Number Of Rows: 1. Closure Type: Open. Preload: Zero. Bearing Material: Chrome steel. Series: Fafnir 200WI. Base Number: 2MM209WI. Unit Quantity: 1 Pc.
Maximum Shaft Fillet Radius: 1 mm. Shaft Backing Shoulder Diameter: 52.3 mm. Housing Backing Shoulder Diameter: 78.2 mm. Outer-ring to-clear radius: 1 mm. The faces are ground so the bearing can be mounted singly or built into a duplex set.
Timken world part number 7209C-T-P4S-SUL; Timken 2MM209WICR and Fafnir 2MM209WICR are the same part. Related 15° P4 bearings of 45 x 85 x 19 mm: SKF 7209 CD/P4A, FAG B7209-C-T-P4S-UL, NSK 7209CTRSULP4, NTN 7209UCG/GNP4, RHP 7209CTSULP4, Koyo 7209C-5GLFGP4, SNR 7209CG1UJ74. MRC 7209 shares the envelope at a 29° contact angle. MPN variants: 2MM209WICR, 2MM209WI-CR, 2MM-209-WI-CR, 2MM209WI, 2 MM 209 WI CR, 7209C-T-P4S, 7209-C.
15°.
Dynamic 45,200 N, static 28,800 N; limiting speed 17,500 rpm grease and 35,000 rpm oil.
7209C-T-P4S-SUL.
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