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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
Fafnir 3MM9114WI SUL single super-precision angular contact bearing, 70 x 110 x 20 mm, 25° contact angle, P4, light preload, universally ground, open.
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| MFR / Brand | Fafnir |
|---|---|
| MPN | 3MM9114WI SUL |
| GTIN | 087796072756 |
| Model | 3MM9114WISUL |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 70 mm |
| OD | 110 mm |
| Width | 20 mm |
| Material | High Carbon Chrome Steel |
|---|---|
| Series | 3MM9100WI (ISO 70 light series) |
| Lubricant | Oil |
| Preload | Light |
| Base Number | 7014 |
| Industry Terms | Machine tool spindle bearing; super precision angular contact; single universally ground; SUL bearing; 25 degree spindle bearing |
| Common Misspellings | 3MM9114WISUL; 3MM9II4WISUL; 3MM9114WL-SUL; Fafner; Faffnir |
| Application Types | Machine tool spindles; grinding spindles; boring and milling heads; precision rotary tables |
| Bore Shaft Size | 70 mm (2.7559 in) |
| Mpn Variants | 3MM9114WISUL; 3MM9114WI SUL; 3MM9114WI-SUL; 3MM-9114-WI-SUL; 3MM 9114 WI SUL; 3MM9114WICRSUL |
| Arrangement Configuration | Single bearing, universally ground |
| Precision Class | ABEC 7 / P4 |
| Precision Rating | ABEC 7 / P4 |
| Rolling Elements | Ball |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 25° |
| Part Number | 3MM9114WI-SUL |
| Overall Width | 20 mm |
| Cross Reference 1 | NSK 7014A5TYNSULP4 – polyamide cage vs phenolic |
|---|---|
| Cross Reference 2 | SKF 7014 ACDGA/P4A – SKF preload class DGA |
| Cross Reference 3 | SKF 7014 ACD/P4A – not universally ground |
| Cross Reference 4 | Fafnir 3MM9114WI-SUM – medium preload |
Fafnir 3MM9114WI SUL super-precision angular contact ball bearing, a single bearing ground for universal matching. Bore 70 mm, outside diameter 110 mm, width 20 mm. Open on both faces, one row of balls, light preload. Unit Quantity: 1 Pc.
3MM — 25° contact angle; the MM prefix is Timken P4 (ABEC 7) super-precision class.
9114 — ISO 7014 size in the 70 series, 70 mm bore, 110 mm outside diameter, 20 mm width.
WI — low shoulder on both rings, the duplex form of the spindle bearing.
SU — single bearing, universally ground.
L — light preload.
Bore Diameter: 70 mm (2.7559 in). Outside Diameter: 110 mm. Overall Width: 20 mm. Contact Angle: 25°. Precision Class: ABEC 7 / P4. Preload: Light. Number Of Rows: 1. Closure Type: Open. Rolling Elements: Ball. Cage Material: Phenolic. Material: High Carbon Chrome Steel. Arrangement: single bearing, universally ground.
Series: 3MM9100WI (ISO 70 light series). Harmonization Code: 8482.10.50.
Envelope: 70 x 110 x 20 mm. Bore Type: Straight. Snap Ring Included: No. Preload is set by the ground ring faces, so no internal clearance grade applies.
Cross-references: NSK 7014A5TYNSULP4 (polyamide cage vs phenolic), SKF 7014 ACDGA/P4A (SKF preload class DGA), SKF 7014 ACD/P4A (not universally ground). Related Fafnir execution: 3MM9114WI-SUM, medium preload.
MPN Variants: 3MM9114WISUL, 3MM9114WI SUL, 3MM9114WI-SUL, 3MM-9114-WI-SUL, 3MM 9114 WI SUL, 3MM9114WICRSUL.
Bore Diameter is 70 mm, Outside Diameter is 110 mm and Overall Width is 20 mm.
Contact Angle is 25° and Preload is Light.
SU is a single bearing, universally ground, and L is light preload.
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Our team can locate, cross-reference, and source all parts.
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