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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
Super precision angular contact ball bearing duplex pair, 120 x 165 x 22 mm, 15° contact angle, phenolic cage, P4 / ABEC 7, medium preload, ISO 71924.
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$1,152.97
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| MFR / Brand | RHP |
|---|---|
| MPN | 7924CTDUMP4 |
| Model | 7924 C T DUM P4 / 71924 / 7924CTRDUMP4 / 2MM9324WI CR DUM |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 120 mm |
| OD | 165 mm |
| Width | 22 mm |
| Material | Chrome Steel |
|---|---|
| Series | 7900 |
| Preload | Medium |
| Base Number | 71924 |
| Industry Terms | Super precision spindle bearing, machine tool spindle bearing, duplex pair, universally ground angular contact bearing, phenolic cage angular contact, extra light section spindle bearing |
| Common Misspellings | 7924CTDUM P4, 7924 CTDUMP4, RHP 7924C TDUM P4, 71924CTDUMP-4 |
| Application Types | Machine tool spindles, grinding spindles, high speed rotary tables, precision indexing heads |
| Overall Width | 22 mm |
| Bore Shaft Size | 120 mm |
| Mpn Variants | 7924CTDUMP4, 7924-C-T-DUM-P4, 7924 C T DUM P4, 71924CTDUMP4, 71924, 7924X2, 7924CTRDUMP4, 2MM9324WICRDUM, 2MM9324WI-CR-DUM |
| Precision Class | ABEC 7 / P4 |
| Dynamic Load Rating | 90,500 N per bearing |
| Static Load Rating | 81,000 N per bearing |
| Rolling Elements | Ball |
| Cage Material | Phenolic |
| Number Of Rows | 1 per bearing |
| Bore Type | Straight |
| Harmonization Code | 8482.10.50.28 |
| Contact Angle | 15° |
| Part Number | 7924CTDUMP4 |
| Closure Type | Open |
| Cross Reference 1 | NSK 7924CTRDUMP4 |
|---|---|
| Cross Reference 2 | SKF 71924 CD/P4ADGB |
| Cross Reference 3 | FAG B71924-C-T-P4S-DUM |
| Cross Reference 4 | Fafnir 2MM9324WICRDUM |
RHP 7924CTDUMP4, a super precision single-row angular contact ball bearing supplied as a universally ground duplex pair of 2 bearings. Series 7900, extra light section, ISO designation 71924. Open, 15° contact angle, phenolic cage, medium preload.
79 24 — 7900 extra light series (ISO 71924), bore code 24 giving 120 mm.
C — 15° contact angle.
T — phenolic cage.
DU — duplex pair, universally ground.
M — medium preload.
P4 — precision class EP7, equivalent to ABEC 7.
7924X2 and Fafnir 2MM9324WICRDUM — carton cross designations carrying the same 15° angle.
Bore Diameter: 120 mm. Outside Diameter: 165 mm. Width: 22 mm. Contact Angle: 15°. Precision Class: ABEC 7 / P4. Preload: Medium. Cage Material: Phenolic. Closure Type: Open. Rolling Elements: Ball. Number Of Rows: 1 per bearing. Unit Quantity: 2 Pcs. Country of Origin: United Kingdom.
Dynamic Load Rating: 90,500 N per bearing. Static Load Rating: 81,000 N per bearing.
Diameter of Shaft Abutment, da min: 127 mm. Diameter of Housing Abutment, Da max: 158 mm and Db max: 160 mm. Radius of Shaft or Housing Fillet, ra max: 1 mm, rb max: 0.6 mm. Bearing chamfer r min: 1.1 mm, r1 min: 0.6 mm. Effective Load Center a: 30.1 mm.
Cross-references: NSK 7924CTRDUMP4; SKF 71924 CD/P4ADGB; FAG B71924-C-T-P4S-DUM; Fafnir 2MM9324WICRDUM. Searchable variants: 7924CTDUMP4, 7924-C-T-DUM-P4, 7924 C T DUM P4, 71924CTDUMP4.
120 mm bore, 165 mm outside diameter and 22 mm width per bearing, ISO series 71924.
15° contact angle (C), phenolic cage (T) and P4 precision, equivalent to ABEC 7.
Two bearings as a universally ground duplex pair (DU) with medium preload (M).
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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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