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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RHP 7013ETDUMP4 matched duplex pair of super-precision angular contact ball bearings, 65 x 100 x 18 mm, 25° contact angle, ABEC 7, medium preload.
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Here are some other options that might fit your project — cross-referenced equivalents and similar parts we have in stock and ready to ship. Need help choosing? Call 585-295-7880.
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Angular Contact Ball Bearing, 65 x 100 x 18 mm, 15° Contact Angle$74.78| MFR / Brand | RHP |
|---|---|
| MPN | 7013ETDUMP4 |
| Model | 7013-E-T-DUM-P4 |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 65 mm |
| OD | 100 mm |
| Width | 18 mm |
| Material | High Carbon Chromium Steel |
|---|---|
| Preload | Medium |
| Base Number | 7013E |
| Common Misspellings | 7013 ETDUMP4, 7013ETDUM P4, 7013ETDUNP4, 7013EDUMP4, RHP 7013 E T DUM P4, RHP bearing 7013 |
| Application Types | Machine tool spindles, milling and turning centres, grinding heads, precision gearboxes, rotary and indexing tables, high-thrust precision shafts, test rigs |
| Bore Shaft Size | 65 mm |
| Mpn Variants | 7013ETDUMP4, 7013E-T-DUM-P4, 7013-E-T-DUM-P4, 7013 E T DUM P4, 7013ETDUM, 7013EDUMP4, 7013E, 7013 |
| Manufacturer Status | RHP brand discontinued; line continued by NSK |
| Compatible With Replaces | RHP/NSK 7013E and NSK 7013A5 super precision spindle bearing sets of 25 degree contact angle, P4 class and medium preload, in the 65x100x18 mm envelope |
| Arrangement Configuration | Matched duplex pair (DUM) |
| Precision Class | ABEC 7 / P4 |
| Cage Type | Machined one-piece, outer-ring guided |
| Dynamic Load Rating | 35,000 N |
| Static Load Rating | 32,500 N |
| Rolling Elements | Ball |
| Item Weight | 0.435 kg per bearing (0.870 kg pair) |
| Cage Material | Laminated phenolic resin |
| Number Of Rows | 1 per bearing (2 rows total in the mounted duplex set) |
| Bore Type | Straight |
| Limiting Speed | 11,400 rpm grease; 18,400 rpm oil-air |
| Harmonization Code | 8482.10.50 |
| Contact Angle | 25° |
| Part Number | 7013ETDUMP4 |
| Dynamic Load Rating C1 | 35,000 N |
| Closure Type | Open |
| Cross Reference 1 | NSK 7013A5TRDUMP4 |
|---|---|
| Cross Reference 2 | SKF 7013 ACD/P4ADGB (25 deg, medium preload set) |
| Cross Reference 3 | FAG B7013-E-T-P4S-UM - P4S class vs P4 |
RHP (now NSK) 7013ETDUMP4 is a matched duplex pair of super-precision angular contact ball bearings, universally ground, single row per bearing, open, 65 mm bore x 100 mm outside diameter x 18 mm width, 25° contact angle, P4 (ABEC 7), medium preload. Unit Quantity: 2 Pcs, one matched duplex pair.
7013 — single-row angular contact ball bearing, ISO 70 light section (dimension series 10), bore code 13 = 65 mm.
E — 25° contact angle in the RHP scheme, corresponding to A5 in NSK’s scheme.
T — outer-ring guided laminated phenolic cage, written TR in full.
DU — duplex universal grouping.
M — medium preload.
P4 — precision grade 4: ISO class 4, ABEC 7, RHP EP7.
Bore Diameter: 65 mm. Outside Diameter: 100 mm. Width: 18 mm per bearing. Contact Angle: 25°. Series: 70 (ISO light section), 7013. Precision Class: ABEC 7 / P4. Preload: Medium. Cage Material: Laminated phenolic resin. Cage Type: Machined one-piece, outer-ring guided. Closure Type: Open. Rolling Elements: Ball. Number Of Rows: 1 per bearing. Basic Dynamic Load Rating (Cr): 35,000 N per bearing. Basic Static Load Rating (C0r): 32,500 N per bearing. Limiting Speed: 11,400 rpm grease; 18,400 rpm oil-air. Item Weight: 0.435 kg per bearing, 0.870 kg (1.92 lb) for the two-piece set. Bearing Material: high carbon chromium bearing steel to BS970 534A99 / 535A99, equivalent to SAE 52100. Maximum temperature of the laminated phenolic cage: 120 °C. Harmonization Code: 8482.10.50.
Ring chamfer r min: 1.1 mm. Second chamfer r1 min: 0.6 mm. Effective load centre a: 28.2 mm per bearing. Abutment diameters: d1 min 72 mm, D1 max 93 mm, D2 max 95 mm. Internal free volume: 19.0 cm³ per bearing. Pitch circle diameter for lubrication jets dT: 77.5 mm. Axial preload of a medium-preload pair: 880 N (light 390 N, heavy 1,770 N). Axial stiffness of a medium-preload pair: 272 N/µm (light 196 N/µm, heavy 356 N/µm). Speed factors for paired sets: 0.60 for back-to-back medium preload, a further 50 per cent reduction for face-to-face, 0.95 for spring-loaded tandem. Recommended fit at P4: shaft +3 to −2 µm, housing +5 to −2.5 µm for a locating position.
Cross-references: NSK 7013A5TRDUM P4, SKF 7013 ACD/P4ADGB (25°, medium preload matched set), FAG B7013-E-T-P4S-UM (P4S class). MPN Variants: 7013E-T-DUM-P4, 7013-E-T-DUM-P4, 7013 E T DUM P4, 7013ETDUM, 7013EDUMP4, 7013E, 7013.
65 mm bore, 100 mm outside diameter and 18 mm width per bearing.
25° contact angle (E) and medium preload (M), in a duplex universal (DU) matched pair.
Per bearing: dynamic load rating 35.0 kN, static load rating 32.5 kN, limiting speed 11,400 rpm grease and 18,400 rpm oil-air.
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American manufacturers are sitting on a lot of stuff. The
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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