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Deep Groove Ball Bearings: The Industry Default and When to Reach for Something Else
If you pulled a bearing off general industrial equipment at random, there’s a good chance
Availability:
2 in stock
Matched pair of angular contact ball bearings, 75 x 105 x 16 mm, 15° contact angle, back-to-back, ABEC 3, extra-thin section, open both faces.
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$99.31
2 in stock
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| MFR / Brand | MRC |
|---|---|
| MPN | 1915RDB |
| Model | 1915 R DB |
| Bearing Type | Angular Contact Ball Bearing |
| OD | 105 mm |
| Width | 16 mm |
| Base Number | 1915 |
|---|---|
| Industry Terms | thin section angular contact bearing, back to back bearing pair, duplex bearing set, 7915 bearing, matched spindle bearing pair |
| Common Misspellings | MRC 1915 R DB, MCR 1915RDB, 1915RBD, 1951RDB, MRC1915RDB |
| Total Width | 32 mm as a mounted pair |
| Overall Width | 16 mm per bearing |
| Bore Shaft Size | 75 mm |
| Mpn Variants | 1915RDB, 1915-R-DB, 1915 R DB, 1915RD, 7915 |
| Arrangement Configuration | Matched duplex pair, factory ground |
| Precision Class | ABEC 3 |
| Additional Attributes | Counterbored outer ring; extremely light section |
| Material | Chrome steel |
| Series | 1900 Extremely Light |
| Rolling Elements | Balls |
| Number Of Rows | 1 per bearing |
| Bore Type | Straight |
| Contact Angle | 15 deg |
| Mounting Arrangement | Back-to-back (DB) |
| Part Number | 1915RDB |
| Cross Reference 1 | 7915 C DB - 15 deg, back-to-back pair, ABEC 3 or tighter |
|---|
MRC 1915RDB matched pair of single-row angular contact ball bearings, extremely light series, ground for back-to-back mounting. Unit Quantity: 2 Pcs, one factory-matched back-to-back pair supplied together as a ground set.
1900 — MRC’s extremely light series.
15 — the bore code. Multiplied by five it gives a 75 mm bore.
R — 15° contact angle, with a counterbored outer ring.
DB — a matched pair mounted back-to-back.
Bearing Type: Angular contact ball bearing. Contact Angle: 15°. Precision Class: ABEC 3. Number Of Rows: 1 per bearing. Rolling Elements: Balls. Bore Type: Straight. Closure Type: Open both faces. Material: Chrome steel. Mounting Arrangement: Back-to-back (DB). Unit Quantity: 2 Pcs.
Bore Diameter: 75 mm. Outside Diameter: 105 mm. Overall Width: 16 mm per bearing. Total Width: 32 mm as a mounted pair.
7915 C DB — 15°, back-to-back pair, ABEC 3 or tighter. The 75 x 105 x 16 mm envelope is the 7915 size. Searchable variants: 1915RDB, 1915-R-DB, 1915 R DB, 1915RD, 7915.
Yes. Two bearings, factory-matched for back-to-back mounting.
75 mm bore, 105 mm outside diameter, 16 mm width per bearing.
15°, from the R in the designation.
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