store 
Gearmotors: What They Are and How to Size a Replacement
Many industrial loads need torque an electric motor can’t deliver on its own, at a
Availability:
20 in stock
Deep groove ball bearing, 40 x 52 x 7 mm, rubber seals both sides. NSK 6808VV, CN clearance, pressed steel cage, 7,000 N dynamic and 5,550 N static rating.
List Price
$39.99
20 in stock
On the Shelf & Ready to Ship
Ships same day by 6pm ET
No Risk, No Hassle
| MFR / Brand | NSK |
|---|---|
| MPN | 6808VV |
| Model | 6808 RS |
| Bearing Type | Deep Groove Ball Bearing, Rubber seals both sides |
| ID | 40 mm |
| OD | 52 mm |
| Width | 7 mm |
| Material | Chrome steel |
|---|---|
| Series | 6800 (68) |
| Lubricant | Grease |
| Base Number | 6808 |
| Total Width | 7 mm |
| Bore Shaft Size | 40 mm |
| Mpn Variants | 6808VV, 6808 VV, 6808-2RS, 6808RS, 61808-2RS |
| Precision Class | ISO Normal (ABEC 1 / P0) |
| Additional Attributes | Chamfer r min 0.3 mm; shaft abutment da 42 mm; housing abutment Da 50 mm max; fillet radius ra 0.3 mm max; mass 0.031 kg |
| Cage Type | Pressed |
| Dynamic Load Rating | 7.0 kN (7,000 N) |
| Static Load Rating | 5.55 kN (5,550 N) |
| Precision Rating | ABEC 1 / P0 |
| Rolling Elements | Ball |
| Item Weight | 0.031 kg (0.068 lb) |
| Cage Material | Steel |
| Limiting Speed | 12,000 rpm (grease) |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Internal Clearance | CN |
| Harmonization Code | 8482.10.5016 |
| Part Number | 6808VV |
| Closure Type | Rubber seals both sides |
| Cross Reference 1 | SKF 61808-2RS1 |
|---|---|
| Cross Reference 2 | FAG 61808-2RSR |
| Cross Reference 3 | Koyo 6808-2RS |
NSK 6808VV single-row deep groove ball bearing with rubber seals on both sides. Straight bore, 40 x 52 x 7 mm, 68 extra-thin section series. Unit Quantity: 1 Pc.
6808 — NSK’s number for the 68 series, 40 x 52 x 7 mm. The same size is catalogued as 61808.
VV — rubber seal on both sides.
Bore Diameter: 40 mm. Outside Diameter: 52 mm. Width: 7 mm. Dynamic Load Rating: 7,000 N. Static Load Rating: 5,550 N. Limiting Speed: 12,000 rpm on grease. Internal Clearance: CN. Precision Class: ISO Normal, ABEC 1. Cage Material: Steel. Cage Type: Pressed. Chamfer r min: 0.3 mm. Mass: 0.031 kg.
Shaft abutment diameter da: 42 mm. Housing abutment diameter Da: 50 mm maximum. Shaft or housing fillet radius ra: 0.3 mm maximum.
Cross-references: SKF 61808-2RS1, FAG 61808-2RSR, Koyo 6808-2RS. Also written as 6808-2RS, 6808RS and 61808-2RS.
Bore 40 mm, outside diameter 52 mm, width 7 mm.
VV is a rubber seal on both sides of the bearing.
NSK publishes a dynamic load rating of 7,000 N and a static load rating of 5,550 N.
$164.99
3 in stock
Many industrial loads need torque an electric motor can’t deliver on its own, at a
Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
Tapered, cylindrical, and spherical roller bearings all solve the same basic problem, carrying more load
Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
Sort
Brand
Price
MPN
Categories
