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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:
16 in stock
Super-precision angular contact ball bearing set, 15 x 32 x 9 mm per bearing, 15 degree contact angle, light preload, duplex universal matched pair of two.
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$113.72
16 in stock
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| MFR / Brand | Fafnir |
|---|---|
| MPN | 2MM9102WI DUL |
| GTIN | 087796077720 |
| Model | 2MM9102WIDUL |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 15 mm (0.5906 in) |
| OD | 32 mm (1.2598 in) |
| Width | 9 mm (0.3543 in) per bearing |
| Material | High Carbon Chrome Steel |
|---|---|
| Series | 9100WI (9102), ISO 7002 envelope |
| Lubricant | Grease or oil |
| Preload | Light (DUL) |
| Unspsc | 31171504 |
| Base Number | 2MM9102WI |
| Industry Terms | Spindle bearing, super-precision angular contact, duplex universal pair, matched set, machine tool bearing, ABEC 7, grinding spindle bearing |
| Common Misspellings | 2MM9012WI DUL, 2M9102WI DUL, 2MM9102W1 DUL, FAFNAIR 2MM9102WI, 2MM9102WL DUL |
| Application Types | Machine tool spindles, grinding spindles, boring heads, precision rotary tables, high-speed motor spindles |
| Total Width | 18 mm (0.7087 in) across the matched pair |
| Bore Shaft Size | 15 mm (0.5906 in) |
| Mpn Variants | 2MM9102WI DUL, 2MM9102WIDUL, 2MM9102WI-DUL, 2MM 9102 WI DUL, 2MM9102WI, 2MM-9102-WI-DUL, 7002 |
| Arrangement Configuration | Duplex universal pair (DUL), light preload |
| Precision Class | ISO P4 (ABEC 7) |
| Dynamic Load Rating C1 | 7,300 N (1,630 lbf) per bearing |
| Cage Type | Phenolic, outer-land-riding |
| Dynamic Load Rating | 7,300 N (1,630 lbf) per bearing |
| Static Load Rating | 3,600 N (820 lbf) per bearing |
| Precision Rating | ABEC 7 |
| Rolling Elements | Steel balls |
| Limiting Speed | 48,800 rpm grease / 97,200 rpm oil |
| Number Of Rows | 1 per bearing, 2 per set |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.5044 |
| Contact Angle | 15° |
| Mounting Arrangement | Duplex universal pair (DU) |
| Design Units | Metric |
| Part Number | 2MM9102WI DUL |
| Internal Clearance | Preloaded (light preload, duplex universal set) |
| Closure Type | Open |
| Cross Reference 1 | SKF 7002 CD/P4ADGA |
|---|---|
| Cross Reference 2 | FAG 7002-C-T-P4S-DUL |
| Cross Reference 3 | NSK 7002CTYNDBLP4 |
The Fafnir 2MM9102WI DUL is a matched pair of super-precision single-row angular contact ball bearings, spindle grade, in the 9100WI series. Unit Quantity: 2 Pcs, one duplex universal matched pair. Bore Diameter: 15 mm (0.5906 in). Outside Diameter: 32 mm (1.2598 in). Width: 9 mm (0.3543 in) per bearing; Total Width: 18 mm (0.7087 in) across the pair. The 9100WI series carries the metric 70-series envelope, the 7002 size.
2MM — 15° initial contact angle in the Fafnir WI spindle scheme; MM is the P4 super-precision grade (ABEC 7).
9102 — 9100WI series, bore code 02, the 15 x 32 x 9 mm envelope.
WI — Fafnir spindle angular contact ball bearing family.
DU — duplex universal grinding: any two bearings of the designation form a matched set.
L — light preload.
Contact Angle: 15°. Dynamic Load Rating C1: 7,300 N (1,630 lbf) per bearing. Static Load Rating C0: 3,600 N (820 lbf) per bearing. Limiting Speed: 48,800 rpm grease; 97,200 rpm oil. Precision Class: ISO P4 (ABEC 7). Preload: Light (DUL). Cage Type: Phenolic, outer-land-riding. Rolling Elements: Steel balls. Number Of Rows: single row per bearing, two rows per set. Bore Type: Straight. Closure Type: Open. Lubricant: Grease or oil. Mounting Arrangement: Duplex universal pair (DU). UNSPSC: 31171504. Harmonization Code: 8482.10.5044.
Cross-references: SKF 7002 CD/P4ADGA; FAG 7002-C-T-P4S-DUL; NSK 7002CTYNDBLP4. Also written 2MM9102WIDUL, 2MM9102WI-DUL and 2MM 9102 WI DUL.
Each bearing is 15 mm bore, 32 mm outside diameter and 9 mm wide. The matched pair is 18 mm wide in total.
2MM is a 15° contact angle with the P4 super-precision grade. DU is duplex universal grinding and L is light preload.
Per bearing, C1 is 7,300 N and C0 is 3,600 N. Limiting Speed is 48,800 rpm on grease and 97,200 rpm on oil.
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Our team can locate, cross-reference, and source all parts.
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