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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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1 in stock
Super precision angular contact ball bearing, 150 x 270 x 45 mm, 15° contact angle, P4 spindle precision, light preload, open, machined phenolic cage.
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$1,914.17
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| MFR / Brand | RHP |
|---|---|
| MPN | 7230CTSULP4 |
| Model | 7230-C-T-SUL-P4 |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 150 mm |
| OD | 270 mm |
| Width | 45 mm |
| Material | Chrome bearing steel |
|---|---|
| Series | 72 (ISO Dimension Series 02) |
| Preload | Light |
| Base Number | 7230 |
| Industry Terms | spindle bearing; super precision angular contact; machine tool bearing; ABEC 7 bearing; EP7 |
| Common Misspellings | 7230 CT SUL P4; 7230CTDSULP4; RHP 7230 CTSULP4 |
| Application Types | Machine tool spindles; boring mill spindles; heavy precision rotary and indexing tables; large gearbox positions |
| Bore Shaft Size | 150 mm (5.9055 in) |
| Mpn Variants | 7230CTSULP4; 7230-C-T-SUL-P4; 7230 C T SUL P4; 7230-C; B-7230-X2-TA-UL-EP7; B-7230-X2-TA-DUL-EP7; B-7230-T-P4S-SUL; 7230CTDULP4 |
| Precision Class | P4 / EP7 / ABEC 7 |
| Additional Attributes | Inner ring abutment d1 164 mm min; outer ring abutment D1 256 mm and D2 263 mm max; fillet r 3.0 mm and r1 1.5 mm min; effective load centre a 50.6 mm; lubrication jet PCD 196.5 mm; internal free volume 374.6 cm3; axial preload 2,220 N; axial stiffness 222 N/um |
| Cage Type | Machined, outer ring guided |
| Dynamic Load Rating | 270,000 N |
| Static Load Rating | 305,000 N |
| Rolling Elements | Ball |
| Max Temp | 120 °C |
| Item Weight | 10.034 kg (22.12 lb) |
| Cage Material | Laminated phenolic resin |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Limiting Speed | 5,100 rpm grease; 8,000 rpm oil/air |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 15° |
| Mounting Arrangement | Single universal (SU) |
| Bearing Material | SAE 52100 chrome bearing steel |
| Part Number | 7230CTSULP4 |
| Running Accuracy | Radial runout: inner ring 6 µm max; outer ring 10 µm max |
| Closure Type | Open |
| Cross Reference 1 | SKF 7230 CD/P4ADGA - light preload DGA |
|---|---|
| Cross Reference 2 | NSK 7230CTRSULP4 |
RHP 7230CTSULP4 is a super precision angular contact ball bearing, single row, universally faced, sold as 1 piece. Bore Diameter: 150 mm (5.906 in). Outside Diameter: 270 mm (10.630 in). Overall Width: 45 mm (1.772 in). Series: 72, ISO dimension series 02. Closure Type: Open. Bore Type: Straight. Contact Angle: 15°. Unit Quantity: 1 Pc. The carton also carries a DUL marking.
C — 15° contact angle.
T — machined laminated phenolic resin cage, outer ring guided.
SU — single universal grouping, inner and outer rings faced so bearings pair in any arrangement.
L — light preload.
P4 — precision grade equivalent to EP7, ABEC 7 and ISO Class 4.
Dynamic Load Rating: 270,000 N. Static Load Rating: 305,000 N. Limiting Speed: 5,100 rpm grease; 8,000 rpm oil/air.
Precision Class: P4 / EP7 / ABEC 7. Preload: Light. Axial Preload: 2,220 N. Axial Stiffness: 222 N/µm. Radial Runout: inner ring 6 µm maximum, outer ring 10 µm maximum.
Cage Material: Laminated phenolic resin. Cage Type: Machined, outer ring guided. Bearing Material: SAE 52100 through-hardened chrome bearing steel. Max Temp: 120°C. Item Weight: 10.034 kg (22.12 lb).
Bore Diameter: 150 mm. Outside Diameter: 270 mm. Overall Width: 45 mm. Inner ring abutment diameter d1: 164 mm minimum. Outer ring abutment diameters D1 and D2: 256 mm and 263 mm maximum. Fillet radii r and r1: 3.0 mm and 1.5 mm minimum. Effective load centre a: 50.6 mm. Lubrication jet pitch circle diameter: 196.5 mm. Internal free volume: 374.6 cm3.
Cross-references: SKF 7230 CD/P4ADGA (15°, light preload DGA); NSK 7230CTRSULP4 (15°, phenolic outer-ring-guided cage). Carton designations: 7230-C-T-SUL-P4, 7230-C, B-7230-X2-TA-UL-EP7, B-7230-T-P4S-SUL.
Bore 150 mm, outside diameter 270 mm, width 45 mm, with a 15° contact angle.
Dynamic Load Rating 270,000 N and Static Load Rating 305,000 N. Limiting Speed 5,100 rpm with grease and 8,000 rpm with oil/air.
SU is a single universal grouping and L is light preload, with P4 precision grade.
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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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