R4
Tier-one manufacturer — brand supplied may vary ✓ Dimensions checked: ISO table and supplier data agreeRegular price
$4.41 USD
Regular price
Sale price
$4.41 USD
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Bore1/4 in
6.35 mm
Outside dia.5/8 in
15.88 mm
Width10/51 in
4.98 mm
TypeInch-dimension radial ball bearing, R series (ABMA)
SealingOpen
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Image is for illustration purposes only.
What R4 means
| Code | Position | Meaning |
|---|---|---|
R |
Type | Inch-dimension radial ball bearing, R series (ABMA) |
4 |
Bore | Bore in sixteenths of an inch: 4/16 = 1/4 in |
Read from the ISO / ABMA numbering rules and the makers' published suffix conventions. Decode any other number with the bearing number decoder.
R4 specifications
| Specification | Metric | Inch | Basis |
|---|---|---|---|
| Bore (d) | 6.35 mm | 1/4 in (0.25) | ISO table for this designation, confirmed by supplier data |
| Outside diameter (D) | 15.88 mm | 5/8 in (0.625) | Maker's catalogue (PEER Bearing), confirmed by supplier data |
| Width (B) | 4.98 mm | 10/51 in (0.196) | Maker's catalogue (PEER Bearing), confirmed by supplier data |
| Bearing type | Inch-dimension radial ball bearing, R series (ABMA) | Stated by the designation | |
| Seals / shields | Open | Supplier catalogue listing | |
R4 is an inch-dimension radial ball bearing, R series (ABMA), 1/4 in bore × 5/8 in OD × 10/51 in wide (6.35 × 15.88 × 4.98 mm).
Series: R
Model Number: R4
Bore/Inner Diameter Inch: 0.25
Bore/Inner Diameter mm: 6.35
Outside Diameter Inch: 0.625
Outside Diameter mm: 15.875
