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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:
2 in stock
RHP 7308ATDULP4 angular contact ball bearing duplex pair, 40 x 90 x 23 mm, 25° contact angle, light preload, ABEC 7, phenolic cage, open.
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$143.79
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| MFR / Brand | RHP |
|---|---|
| MPN | 7308ATDULP4 |
| Model | 7308-A-T-DUL-P4 |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 40 mm |
| OD | 90 mm |
| Width | 23 mm |
| Material | Bearing Steel |
|---|---|
| Series | 7300 |
| Preload | Light |
| Base Number | 7308 |
| Industry Terms | Super precision spindle bearing pair; matched duplex bearing set; machine tool spindle bearing; 25 degree angular contact; heavy series spindle bearing |
| Common Misspellings | 7308 ATDUL P4; 7308ATDUL-P4; 7308A TDULP4 |
| Application Types | Machine tool spindles; grinding spindles; high-thrust precision spindles; vertical turret drives |
| Bore Shaft Size | 40 mm (1.5748 in) |
| Mpn Variants | 7308ATDULP4; 7308A-T-DUL-P4; 7308 A T DUL P4; 7308X4TADUEP7; 7308-X4-TA-DU-EP7; 3MM308WI CR DUL; 3MM308WICRDUL |
| Precision Class | ABEC 7 / P4 |
| Precision Rating | ABEC 7 / P4 |
| Rolling Elements | Ball |
| Cage Material | Phenolic |
| Number Of Rows | 1 per bearing |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 25° |
| Part Number | 7308ATDULP4 |
| Closure Type | Open |
| Cross Reference 1 | NSK 7308A5TRDULP4 |
|---|---|
| Cross Reference 2 | 7308 B – 40° vs 25° contact angle |
| Cross Reference 3 | 7208 – 72 series, same 40 mm bore, smaller OD |
RHP 7308ATDULP4 super precision angular contact ball bearing, supplied as a matched duplex pair of 2 pieces. Bore Diameter: 40 mm. Outside Diameter: 90 mm. Width: 23 mm per bearing. Contact Angle: 25°. Preload: Light. Precision Class: ABEC 7 / P4. Cage Material: Phenolic. Seal Type: Open. The carton also carries 7308X4TADUEP7 and 3MM308WI CR DUL.
7308 — angular contact bearing in the 73 dimension series, bore code 08 = 40 mm bore.
DU — duplex pair with universally ground faces.
L — light preload.
P4 — ISO Class 4, equal to ABEC 7.
EP7 — RHP precision grade on the second carton marking, equal to ABEC 7.
3MM308WI CR DUL — Fafnir designation on the carton: 3MM = 25° contact angle, WI = low shoulder on both rings, CR = phenolic cage, DUL = duplex pair with light preload.
Bore Diameter: 40 mm.
Outside Diameter: 90 mm.
Width: 23 mm.
Contact Angle: 25°.
Preload: Light.
Precision Class: ABEC 7 / P4.
Cage Material: Phenolic.
Rolling Elements: Ball.
Unit Quantity: 2 Pcs.
Country of Origin: United Kingdom.
Envelope 40 x 90 x 23 mm, series 7300, single row, straight bore, open on both faces. The pair is ground as a duplex set for light preload.
NSK 7308A5TRDULP4 — 25° duplex pair, same envelope. 7308 B — 40° contact angle instead of 25°, same envelope. 7208 — 72 series, same 40 mm bore, smaller outside diameter.
40 mm bore, 90 mm outside diameter and 23 mm width per bearing.
25° contact angle, ISO Class P4 (ABEC 7).
2 Pcs, one matched duplex pair with light preload.
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Our team can locate, cross-reference, and source all parts.
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