Ball Bearings vs. Roller Bearings: Which One Does Your Application Actually Need?
Both ball bearings and roller bearings serve the same fundamental purpose: reducing friction, supporting loads,

Availability:
1 in stock
Introducing the Fafnir 2MM9308WI-SUM Bearing: the ultimate choice for high-performance ball and roller bearings. Designed with precision engineering, this Angular Contact Ball Bearing measures 40x62x12 mm, making it the perfect fit for various applications that demand reliability and durability. The esteemed Fafnir brand is synonymous with quality, and the model 2MM9308WI-SUM, also known as 2MM 9308 WI DUM / 71908 C T DUM P4S, ensures that your machinery operates smoothly and efficiently. Crafted with care in the USA, each bearing reflects superior craftsmanship that you can trust. Key Features: – Brand: FAFNIR – Type: Angular Contact Ball Bearing – Model Number: 2MM9308WIDUM – MPN: 2MM9308WIDUM – Made in: United States We offer these high-quality bearings at competitive prices, complemented by international shipping options for every order. Experience peace of mind with our combined shipping services and same-day dispatch on all items, along with next-day shipping available at checkout. Upgrade your machinery with the Fafnir 2MM9308WI-SUM Bearing today to enhance your productivity and reduce downtime. Should you require additional parts or assistance, please do not hesitate to contact us–we are here to support all your bearing needs!
List Price
$102.43
1 in stock

1 in stock
On the Shelf & Ready to Ship
On all orders

No Risk, No Hassle
Also Available From:
| MFR / Brand | Fafnir |
|---|---|
| MPN | 2MM9308WIDUM |
| Model | 2MM 9308 WI DUM / 71908 C T DUM P4S |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 40 mm |
| OD | 90 mm |
| Width | 23 mm |
| Advertise | 1 |
|---|---|
| Material | Bearing Steel |
| Min Temp | -30°C |
| Cage Type | Phenolic |
| Dynamic Load Rating | 63 kN |
| Static Load Rating | 36.5 kN |
| Precision Rating | ABEC 7 / P4 |
| Series | 9300 |
| Rolling Elements | Ball |
| Max Temp | 120°C |
| Condition | New |
| Item Weight | 1.40 lbs |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50.68 |
| Contact Angle | 15° |
| Preload | Medium |
| Mounting Arrangement | Universal |
| Cross Reference 1 | SKF 7308 CDGB/P4A |
|---|---|
| Cross Reference 2 | FAG B7308-C-T-P4S-UM |
| Cross Reference 3 | NSK 7308CTYNSUMP4 |
$1,369.19
1 in stock
High demand
$72.64
1 in stock
Back in stock
$1,369.19
1 in stock
High demand
$72.64
1 in stock
Back in stock
$68.70
1 in stock
Back in stock
New plants don’t run themselves — and the American Manufacturing
Both ball bearings and roller bearings serve the same fundamental purpose: reducing friction, supporting loads,
A linear actuator converts rotational or fluid energy into straight-line mechanical motion. This fundamental function
When the original bearing is discontinued, not available or has a lengthy lead time, there
Our team can locate, cross-reference, and source all parts.
Sort
Brand
Price
MPN
Categories