Miniature & Extra Small Ball Bearings
R1-4 ZZ Bearing
1.984 × 6.35 × 2.38 mm
Also written R1-4/ZZ
R1-4 ZZ is the R1-4 miniature & extra small ball bearing (1.984 mm bore, 6.35 mm outside diameter) with the option ZZ. The standard-design dimensions below come from our MX-4 series table.
R1-4 ZZ Specifications
Standard-design values for R1-4. Load and speed ratings can differ for sealed or special versions; we confirm them on quotation.
| Bearing No. | R1-4 |
|---|---|
| d (Bore) | 1.984 mm |
| D (Outer Dia.) | 6.35 mm |
| B (Width) | 2.38 mm |
| Dynamic Load | 251 N |
| Static Load | 80 N |
| Max. RPM | 71,100 |
| Weight | 0.35 g |
| Series | Open Type Miniature & Extra Small Ball Bearings (1.984mm–9.525mm bore) |
Reading the Designation R1-4 ZZ
| R1-4 | Base size: miniature & extra small ball bearing, 1.984 × 6.35 × 2.38 mm. |
|---|---|
| ZZ | metal shields on both sides |
Suffix meanings vary slightly between manufacturers (SKF, FAG, NTN, NSK and others each have their own codes), so we always confirm the exact designation before supplying.
R1-4 ZZ — Frequently Asked Questions
What are the dimensions of the R1-4 ZZ bearing?
The base size R1-4 measures 1.984 × 6.35 × 2.38 mm (bore × outside diameter × width). Suffixes such as ZZ change the sealing, clearance, cage or special treatment but not the boundary dimensions of the standard design.
What does R1-4 ZZ mean?
R1-4 is the base size. ZZ: metal shields on both sides. Suffix meanings can differ slightly between manufacturers, so confirm the exact designation with us before ordering.
Can you supply the R1-4 ZZ bearing across India?
Yes. Share the exact designation, quantity and preferred brand through the quote button and our technical team will confirm availability and pricing within one business day.
Can’t find your size?
We supply sizes, brands and special versions of miniature & extra small ball bearings that are not listed on this page. Type the exact size or designation you need and send it to us for a quote.
Need pricing on R1-4 ZZ?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.