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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.
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Super precision angular contact ball bearing, 140 x 210 x 33 mm, 15° contact angle, phenolic cage, universal light preload, 6,300 rpm on grease.
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| MFR / Brand | FAG |
|---|---|
| MPN | B7028-C-T-P4S-UL |
| Model | B7028CTP4SUL |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 140 mm |
| OD | 210 mm |
| Width | 33 mm |
| Material | Steel |
|---|---|
| Series | B70 |
| Preload | Light |
| Base Number | 7028 |
| Industry Terms | Spindle bearing, super precision bearing, machine tool bearing, high speed angular contact bearing |
| Bore Shaft Size | 140 mm |
| Mpn Variants | B7028-C-T-P4S-UL; B7028C.T.P4S.UL; B7028CTP4SUL; B-7028-C-T-P4S-UL; B7028 CT P4S UL; B7028C; 7028CTDULP4; Q0L28DTL7 |
| Additional Attributes | Fatigue load limit 9,100 N; preload force in light-preload pair 866 N; axial rigidity in light preload 142 N/µm; shaft shoulder 152 mm; outer ring shoulder 199 mm; pressure cone apex distance 39.9 mm |
| Min Temp | -30 °C |
| Dynamic Load Rating | 153,000 N |
| Static Load Rating | 114,000 N |
| Rolling Elements | Ball |
| Max Temp | 100 °C |
| Item Weight | 3.288 kg (7.25 lb) |
| Cage Material | Phenolic |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Limiting Speed | 6,300 rpm grease; 10,000 rpm oil |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 15° |
| Part Number | B7028C.T.P4S.UL |
| Arrangement Configuration | Universal single bearing |
| Precision Class | P4S |
| Closure Type | Open |
| Cross Reference 1 | SKF 7028 CD/P4ADGA - P4A class |
|---|---|
| Cross Reference 2 | Fafnir 2MM9128WI - P4 class |
| Cross Reference 3 | B7028E.T.P4S.UL - 25 deg vs 15 deg |
FAG B7028-C-T-P4S-UL super-precision angular contact ball bearing, also called a spindle bearing. Single bearing, universal design. Bore Diameter: 140 mm. Outside Diameter: 210 mm. Width: 33 mm. Contact Angle: 15°. Series: B70. Base Number: 7028. Rolling Elements: Ball. Closure Type: Open. Unit Quantity: 1 Pc.
B7028 — FAG B70 series, base number 7028, 140 x 210 x 33 mm.
C — 15° contact angle.
T — laminated fabric phenolic cage.
P4S — FAG super-precision tolerance class P4S.
UL — universal design for paired mounting, light preload.
Dynamic Load Rating: 153,000 N. Static Load Rating: 114,000 N. Fatigue Load Limit: 9,100 N. Limiting Speed: 6,300 rpm grease; 10,000 rpm oil. Cage Material: Phenolic. Precision Class: P4S. Preload: Light. Preload force in a light-preload pair: 866 N. Axial rigidity in light preload: 142 N/µm. Operating Temperature: -30 to 100 °C. Item Weight: 3.288 kg (7.25 lb).
Bore Diameter: 140 mm. Outside Diameter: 210 mm. Width: 33 mm. Shaft shoulder diameter: 152 mm. Outer ring shoulder diameter: 199 mm. Maximum recess radius: 2 mm shaft side, 1 mm housing side. Minimum chamfer dimension: 2 mm. Distance between pressure cone apexes: 39.9 mm. Universal design: two or more bearings mount back-to-back, face-to-face or in tandem.
Cross-references: SKF 7028 CD/P4ADGA (P4A class); Fafnir 2MM9128WI (P4 class). The B7028-E-T-P4S-UL on the same envelope carries a 25° contact angle.
Bore 140 mm, outside diameter 210 mm, width 33 mm.
Dynamic load rating 153,000 N, static load rating 114,000 N, limiting speed 6,300 rpm on grease and 10,000 rpm on oil.
The C position gives a 15° contact angle.
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Our team can locate, cross-reference, and source all parts.
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