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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:
4 in stock
SNFA SEA40-7CE34TDL super-precision angular contact ball bearing, 40 x 52 x 7 mm, 25° contact angle, ABEC 7 / P4, light preload. Set of 5 pieces, phenolic cage.
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| MFR / Brand | SNFA |
|---|---|
| MPN | SEA40-7CE34TDL |
| Model | SEA40-7-CE-3-4TDL |
| Bearing Type | Angular Contact Ball Bearing |
| ID | 40 mm |
| OD | 52 mm |
| Width | 7 mm |
| Base Number | 71808 |
|---|---|
| Overall Width | 7 mm |
| Mpn Variants | SEA40-7CE34TDL, SEA40 7CE3 4TDL, SEA 40 7 CE 3 4TDL, SEA40-7-CE-3-4TDL, 71808-A |
| Precision Class | ABEC 7 / P4 |
| Additional Attributes | Minimum chamfer Rmin 0.3 mm; rmin 0.1 mm |
| Cage Type | Machined, outer-ring located |
| Dynamic Load Rating | 465 daN (C33) |
| Static Load Rating | 590 daN (C0) |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Contact Angle | 25° |
| Preload | Light (L) |
| Industry Terms | super precision angular contact bearing; spindle bearing; 718 series thin section bearing; extra-light series angular contact; matched set angular contact bearing |
| Common Misspellings | SNFA SEA 40 7 CE 3, SNFA SEA407CE34TDL, SNFA SEA40-7C-E34TDL, SNFA SEA40 7CE3 |
| Application Types | Machine tool spindles; precision rotary tables; compact high-speed spindle units |
| Closure Type | Open |
| Cross Reference 1 | SKF 71808 ACD/P4 |
|---|
SNFA SEA40-7CE34TDL is a super-precision angular contact ball bearing from the SNFA SEA series, ISO size 71808 (dimension series 18). Unit Quantity: 5 Pcs, five bearings carrying the SNFA 4TDL group marking with light preload.
SEA — SNFA extra-light series, ISO dimension series 18.
40 — bore diameter, 40 mm.
7 — ABEC 7 precision.
C — stratified textile resin (phenolic) cage.
E — cage located on the outer ring.
3 — 25° nominal contact angle.
L — light preload.
Bore Diameter: 40 mm. Outside Diameter: 52 mm. Overall Width: 7 mm. Contact Angle: 25°. Precision Class: ABEC 7 / P4. Dynamic Load Rating: 465 daN (C33). Static Load Rating: 590 daN (C0). Cage Material: Phenolic. Cage Type: Machined, outer-ring located. Preload: Light. Closure Type: Open.
Minimum chamfer, outer ring (Rmin): 0.3 mm. Minimum chamfer, inner ring (rmin): 0.1 mm.
Cross-Reference 1: SKF 71808 ACD/P4. The SKF super-precision 718 series covers the same 40 x 52 x 7 mm envelope with a 25° contact angle and P4 precision.
40 mm bore, 52 mm outside diameter and 7 mm width, ISO size 71808.
Unit Quantity is 5 Pcs, five bearings carrying the SNFA 4TDL group marking with light preload.
The 3 in the designation gives a 25° contact angle, and the 7 gives ABEC 7 / P4 precision.
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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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