Deep Groove Ball Bearings: The Industry Default and When to Reach for Something Else
If you pulled a bearing off general industrial equipment at random, there’s a good chance
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1 in stock
Super-precision angular contact ball bearing, 20 x 47 x 14 mm, 15 degree contact angle, phenolic cage, matched triplex set with light preload. Set of 3 pieces.
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$202.41

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| MFR / Brand | Fafnir |
|---|---|
| MPN | 2MM204WI TUL |
| Model | 2MM 204 WI CR TUL / B 7204 C T P4 TUL |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 20 mm |
| OD | 47 mm |
| Width | 14 mm |
| Material | Bearing Steel |
|---|---|
| Series | 2MM200 |
| Base Number | 7204 |
| Industry Terms | spindle bearing, super precision angular contact, triplex set, machine tool bearing, precision ball bearing |
| Common Misspellings | Fafner, Fafnier, Faffnir, 2MM204WL, 2MM204W1, 2M204WI |
| Application Types | Machine tool spindles, grinding spindles, high-speed rotary tables, precision gearboxes |
| Bore Shaft Size | 20 mm (0.7874 in) |
| Mpn Variants | 2MM204WI-TUL, 2MM204WITUL, 2MM-204-WI-TUL, 2MM204WICRTUL, 2MM204WI CR TUL |
| Closure Type | Open |
| Rolling Elements | Ball |
| Number Of Rows | 1 per bearing |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 15° |
| Part Number | 2MM204WI-TUL |
Fafnir super-precision angular contact ball bearing in the 7204 envelope, 20 mm bore x 47 mm outside diameter x 14 mm width, supplied as a factory-matched triplex set of three bearings ground for light preload. Unit Quantity: 3 Pcs, one matched triplex set.
2MM — 15° contact angle in the Fafnir WI scheme.
MM — super-precision P4 class.
204 — ISO base size 7204.
WI — ground-face style, faces prepared for stacking in matched sets.
CR — phenolic cage.
TUL — triplex set, universally ground, light preload.
Contact Angle: 15°. Number Of Rows: 1 per bearing. Rolling Elements: Ball. Bore Type: Straight. Closure Type: Open. Cage Material: Phenolic. Preload: Light. Mounting Arrangement: Universally ground, stackable in tandem, back-to-back or face-to-face combinations. Bearing Material: Bearing Steel. Series: 7204 / 2MM204WI.
Bore Diameter: 20 mm (0.7874 in). Outside Diameter: 47 mm. Width: 14 mm per bearing.
Written also as 2MM204WICRTUL, 2MM-204-WI-CR-TUL and 7204-C. MPN variants: 2MM204WI-TUL, 2MM204WITUL, 2MM-204-WI-TUL, 2MM204WICRTUL, 2MM204WI CR TUL.
Bore Diameter: 20 mm. Outside Diameter: 47 mm. Width: 14 mm per bearing.
Contact Angle: 15° (2MM prefix).
Triplex set of three bearings, universally ground, light preload.
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