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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.
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Fafnir 3MM9114WI DUL super-precision angular contact bearing duplex pair, 70 x 110 x 20 mm, 40 mm assembled, 25° contact angle, light preload. 2 Pcs.
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| MFR / Brand | Fafnir |
|---|---|
| MPN | 3MM9114WI DUL |
| GTIN | 087796072756 |
| Model | 3MM 9114 WI CR DUL / 7014E-T-P4S-DUL / 7014E |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 70 mm |
| OD | 110 mm |
| Width | 20 mm |
| Material | Bearing Steel |
|---|---|
| Series | 9100 |
| Lubricant | Oil/Grease |
| Preload | Light |
| Base Number | 3MM9114WI |
| Common Misspellings | Fafner, Fafnier, Fanfir, 3MM9114W1, 3MM9114WL, 3MM 9114 WI DUL, 3MM9114WI-DUI, 7Ol4E, 7014-E, angular contract bearing, angular contact ball baering, duplux pair, super precison |
| Application Types | Machine tool spindles, CNC milling and turning spindles, grinding spindles, jig borers, precision gearboxes, high-speed rotary tables, screw-driven precision axes |
| Bore Shaft Size | 70 mm |
| Mpn Variants | 3MM9114WI-DUL, 3MM9114WIDUL, 3MM9114WI DUL, 3MM-9114-WI-DUL, 3MM-9114-WI-CR-DUL, 3MM9114WICRDUL, 3MM9114WI CR DUL, 3MM 9114 WI CR DUL, 3MM9114WI, 7014E-T-P4S-DUL, 7014A |
| Manufacturer Status | Fafnir is a Timken brand |
| Compatible With Replaces | Fafnir 3MM9114WI-DUL; Timken 7014E-T-P4S-DUL |
| Arrangement Configuration | Duplex pair, universally ground (DU) |
| Precision Class | ISO P4S, ABEC 7/9 |
| Additional Attributes | C1 ISO per row: 43,300 N (9,730 lbf); max shaft fillet radius: 1 mm; shaft backing shoulder diameter: 77.7 mm; housing backing shoulder diameter: 102.4 mm; outer ring to-clear radius: 1 mm |
| Dynamic Load Rating | 47,600 N (10,700 lbf) |
| Static Load Rating | 38,800 N (8,730 lbf) |
| Precision Rating | ISO P4S, ABEC 7/9 |
| Rolling Elements | Ball |
| Cage Material | Phenolic |
| Number Of Rows | 2 (one row per bearing, supplied as a matched pair) |
| Bore Type | Straight |
| Snap Ring Included | No |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 25° |
| Part Number | 3MM9114WI-DUL |
| Limiting Speed | 11,600 rpm grease; 21,000 rpm oil |
| Dynamic Load Rating C1 | 47,600 N (10,700 lbf) |
| Total Width | 40 mm (pair) |
| Cross Reference 1 | Timken 7014E-T-P4S-DUL |
|---|---|
| Cross Reference 2 | NSK 7014A5TYNDULP4 – polyamide cage vs phenolic |
| Cross Reference 3 | SKF 7014 ACD/P4ADGA – SKF preload class DGA |
| Cross Reference 4 | Fafnir 3MM9114WI-DUM – medium preload |
| Cross Reference 5 | Fafnir 2MM9114WI-DUL – 15° vs 25° |
Fafnir 3MM9114WI DUL super-precision angular contact ball bearing for machine tool spindles, supplied as a universally ground duplex pair (2 Pcs) at light preload. Fafnir is a Timken brand. Bore Diameter: 70 mm. Outside Diameter: 110 mm. Overall Width: 20 mm per bearing. Total Width: 40 mm as an assembled pair. Unit Quantity: 2 Pcs. Timken world part number: 7014E-T-P4S-DUL.
3MM — Fafnir and Timken super-precision metric series, 25° contact angle.
9114 — 9100WI series size, 70 mm bore, 110 mm outside diameter, 20 mm width.
WI — Fafnir super-precision spindle angular contact ball bearing series.
DU — duplex, universally ground matched pair.
L — light preload.
7014E-T-P4S-DUL — Timken world part number: E is the 25° contact angle, T the phenolic cage and P4S the precision grade.
Contact Angle: 25°. Preload: Light. Precision Class: ISO P4S, ABEC 7/9. Arrangement: DU, duplex universally ground. Number Of Rows: 2, one row per bearing. Cage Material: Phenolic. Rolling Elements: Steel balls. Bearing Material: Bearing steel. Closure Type: Open. Bore Type: Straight. Lubricant: Oil or grease. Series: 9100WI, 3MM super precision metric. Base Number: 3MM9114WI. Design Units: Metric. Harmonization Code: 8482.10.50.
Dynamic Radial Load Rating C1 at 1 million revolutions: 10,700 lbf, 47,600 N. C1 ISO Dynamic Radial Rating per row: 9,730 lbf, 43,300 N. Static Radial Load Rating C0: 8,730 lbf, 38,800 N. Limiting Speed: 11,600 rpm on grease, 21,000 rpm on oil.
Maximum Shaft Fillet Radius: 1 mm. Shaft Backing Shoulder Diameter: 77.7 mm. Housing Backing Shoulder Diameter: 102.4 mm. Outer Ring To-Clear Radius: 1 mm.
Cross-references: Timken 7014E-T-P4S-DUL, NSK 7014A5TYNDULP4 (polyamide cage vs phenolic), SKF 7014 ACD/P4ADGA (SKF preload class DGA), Fafnir 3MM9114WI-DUM (medium preload), Fafnir 2MM9114WI-DUL (15° vs 25°).
MPN Variants: 3MM9114WI-DUL, 3MM9114WIDUL, 3MM9114WI DUL, 3MM-9114-WI-DUL, 3MM-9114-WI-CR-DUL, 3MM9114WICRDUL, 3MM9114WI CR DUL, 3MM 9114 WI CR DUL, 3MM9114WI, 7014E-T-P4S-DUL.
Bore Diameter is 70 mm, Outside Diameter is 110 mm, Overall Width is 20 mm per bearing and Total Width is 40 mm as an assembled pair.
Dynamic Radial Load Rating C1 is 47,600 N (10,700 lbf), Static Radial Load Rating C0 is 38,800 N (8,730 lbf), and Limiting Speed is 11,600 rpm on grease and 21,000 rpm on oil.
It is 7014E-T-P4S-DUL: 25° contact angle, phenolic cage, P4S precision grade, duplex universally ground at light preload.
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