# goBILDA 8 mm Thrust Ball Bearing (15.5 mm OD)

> goBILDA 1613-0516-0008 thrust ball bearing for 8 mm shafts and 8 mm lead screws: 8 mm bore (8.3 mm on the housing washer), 15.5 mm outer diameter, 4.96 mm thick, bronze cage with high-carbon steel washers and balls, 3.4 g. Takes axial load off the rest of an assembly; no load ratings are published.

- Manufacturer: goBILDA
- Part number: 1613-0516-0008
- Category: Bearings
- Canonical page: https://www.xirkit.io/products/gobilda-8-mm-thrust-ball-bearing-15-5-mm-od-425b
- Structured JSON: https://www.xirkit.io/products/gobilda-8-mm-thrust-ball-bearing-15-5-mm-od-425b/data.json
- Source: Xirkit structured parts catalog — every value traced to a cited document; unknowns are explicit.

## Key specifications

| Property | Value |
| --- | --- |
| Bearing type | thrust ball |
| Bore (ID) | 8 mm |
| Outer diameter | 15.5 mm |
| Width | 4.96 mm |
| Material | Bronze Cage, High-Carbon Steel Washers and Balls |
| Weight | 3.4 g |
| Dimensions | 15.5 × 15.5 × 4.96 mm |

## Where to buy

| Supplier | Price | Stock | Checked | URL |
| --- | --- | --- | --- | --- |
| www.gobilda.com | 3.99 USD | in_stock | 2026-09-29 | https://www.gobilda.com/1613-series-thrust-ball-bearing-8mm-id-x-16mm-od-5mm-thickness/ |
| www.servocity.com | 3.99 USD | in_stock | 2026-09-29 | https://www.servocity.com/8mm-id-thrust-ball-bearing-15-5mm-od-5mm-thickness/ |

## FAQ

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

From $3.99 at www.gobilda.com (2 supplier offers tracked). Prices are observed unit prices before tax and shipping.

**What are the goBILDA 8 mm Thrust Ball Bearing dimensions?**

15.5 × 15.5 × 4.96 mm. A STEP model is available for enclosure fit checks.

**Where does this goBILDA 8 mm Thrust Ball Bearing 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 Thrust Ball Bearing (15.5 mm OD) datasheet](https://www.gobilda.com/1613-series-thrust-ball-bearing-8mm-id-x-16mm-od-5mm-thickness/)
- [www.gobilda.com listing](https://www.gobilda.com/1613-series-thrust-ball-bearing-8mm-id-x-16mm-od-5mm-thickness/)
- [www.servocity.com listing](https://www.servocity.com/8mm-id-thrust-ball-bearing-15-5mm-od-5mm-thickness/)

## Part graph

### Alternatives (by use case)

- [goBILDA 8×22×7 mm Ball Bearing (2-pack)](https://www.xirkit.io/products/gobilda-8-22-7-mm-ball-bearing-2-pack-fd0e) — Both serve robot joints and actuation — check the trade-offs; $3.99 vs $3.99
- [goBILDA 8×14×5 mm Flanged Ball Bearing (2-pack)](https://www.xirkit.io/products/gobilda-8-14-5-mm-flanged-ball-bearing-2-pack-b508) — Both serve robot joints and actuation — check the trade-offs; $3.99 vs $3.99