# goBILDA 8 mm Linear Ball Bearing 45 mm (2-pack)

> goBILDA 1612-0815-0045 linear ball bearing, 2-pack: runs on 8 mm stainless shafting with recirculating balls, 15 mm outer diameter, 45 mm long (33 mm between retaining grooves), steel housing, plastic cage, rubber end seals, 24 g each. Mounts in 15 mm-bore clamping mounts; longer than the 24 mm version for more load and stability.

- Manufacturer: goBILDA
- Part number: 1612-0815-0045
- Category: Bearings
- Canonical page: https://www.xirkit.io/products/gobilda-8-mm-linear-ball-bearing-45-mm-2-pack-3603
- Structured JSON: https://www.xirkit.io/products/gobilda-8-mm-linear-ball-bearing-45-mm-2-pack-3603/data.json
- Source: Xirkit structured parts catalog — every value traced to a cited document; unknowns are explicit.

## Key specifications

| Property | Value |
| --- | --- |
| Bearing type | linear ball |
| Bore (ID) | 8 mm |
| Outer diameter | 15 mm |
| Width | 45 mm |
| Seal | 2RS |
| Material | High-Carbon Steel Housing and Balls, Plastic Cage, Rubber Seals |
| Pack quantity | 2 |
| Weight | 24 g |
| Dimensions | 15 × 15 × 45 mm |

## Where to buy

| Supplier | Price | Stock | Checked | URL |
| --- | --- | --- | --- | --- |
| www.gobilda.com | 7.99 USD | in_stock | 2026-09-29 | https://www.gobilda.com/1612-series-linear-ball-bearing-8mm-id-x-15mm-od-45mm-length-2-pack/ |
| www.servocity.com | 7.99 USD | in_stock | 2026-09-29 | https://www.servocity.com/8mm-id-x-45mm-length-linear-ball-bearings/ |

## FAQ

**How much does the goBILDA 8 mm Linear Ball Bearing 45 mm cost?**

From $7.99 at www.gobilda.com (2 supplier offers tracked). Prices are observed unit prices before tax and shipping.

**What are the goBILDA 8 mm Linear Ball Bearing 45 mm dimensions?**

15 × 15 × 45 mm. A STEP model is available for enclosure fit checks.

**Where does this goBILDA 8 mm Linear Ball Bearing 45 mm data come from?**

Every value in this record is traced to a source — 3 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.

## Sources

- [goBILDA 8 mm Linear Ball Bearing 45 mm (2-pack) datasheet](https://www.gobilda.com/1612-series-linear-ball-bearing-8mm-id-x-15mm-od-45mm-length-2-pack/)
- [www.gobilda.com listing](https://www.gobilda.com/1612-series-linear-ball-bearing-8mm-id-x-15mm-od-45mm-length-2-pack/)
- [www.servocity.com listing](https://www.servocity.com/8mm-id-x-45mm-length-linear-ball-bearings/)