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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:
3 in stock
SKF 708 ACD/P4DBB super-precision angular contact ball bearing set, 8 x 22 x 7 mm, 25 degree contact angle, ABEC 7 / P4, phenolic cage, 3 Pcs.
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$419.14
3 in stock
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| MFR / Brand | SKF |
|---|---|
| MPN | 708 ACD/P4DBB |
| Model | 708 ACD/P4 DBB 708A |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 8 mm |
| OD | 22 mm |
| Width | 7 mm each |
| Material | Chrome Steel |
|---|---|
| Series | 70 |
| Base Number | 708 |
| Industry Terms | Miniature super precision angular contact bearing; high frequency spindle bearing; ABEC 7 matched set; 8 mm bore angular contact |
| Bore Shaft Size | 8 mm (0.315 in) |
| Mpn Variants | 708ACD/P4DBB; 708 ACD/P4 DBB; 708-ACD-P4-DBB; 708ACDP4DBB; 708A |
| Precision Class | ABEC 7 / P4 |
| Dynamic Load Rating | 3,450 N per bearing |
| Static Load Rating | 1,500 N per bearing |
| Rolling Elements | Ball |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Limiting Speed | 67,000 rpm |
| Harmonization Code | 8482.10.50.28 |
| Contact Angle | 25° |
| Mounting Arrangement | Back-to-back, three-bearing set (DBB) |
| Part Number | 708 ACD/P4 DBB |
| Total Width | 21 mm (3 x 7 mm) |
| Closure Type | Open |
| Cross Reference 1 | SKF 708 ACD/P4A (single bearing) |
|---|---|
| Cross Reference 2 | SKF 708 ACD/P4ADGB (universal pair) |
SKF 708 ACD/P4DBB super-precision angular contact ball bearing set, 8 x 22 x 7 mm. Three pieces, a factory matched DBB set arranged back-to-back. Open on both faces, straight bore, phenolic cage, 25° contact angle. Unit Quantity: 3 Pcs.
708 — series 70, bore code 08, 8 mm bore.
ACD — 25° contact angle, SKF super-precision design.
P4 — ISO tolerance class 4, equivalent to ABEC 7.
DBB — matched set of three bearings arranged back-to-back.
Bore Diameter: 8 mm.
Outside Diameter: 22 mm.
Width: 7 mm each.
Total Width: 21 mm (3 x 7 mm).
Contact Angle: 25°.
Precision Class: ABEC 7 / P4.
Cage Material: Phenolic.
Dynamic Load Rating: 3,450 N per bearing.
Static Load Rating: 1,500 N per bearing.
Limiting Speed: 67,000 rpm.
Closure Type: Open.
Bore Type: Straight.
8 x 22 x 7 mm per bearing; 21 mm across the three-bearing stack. Set pieces carry orientation marks on their faces.
SKF 708 ACD/P4A is the same 8 x 22 x 7 mm, 25° bearing as a single piece. SKF 708 ACD/P4ADGB is the universally matchable execution. Searchable forms: 708ACD/P4DBB, 708 ACD/P4 DBB, 708-ACD-P4-DBB, 708A.
8 mm bore, 22 mm outside diameter, 7 mm width per bearing, 21 mm across the three-bearing stack.
DBB is a matched set of three bearings arranged back-to-back.
ACD is the SKF code for a 25° contact angle.
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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
If you pulled a bearing off general industrial equipment at random, there’s a good chance
Our team can locate, cross-reference, and source all parts.
Our team can locate, cross-reference, and source all parts.
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