# Weight Ø40 × 40 with a Ø3 top socket (394.58 g in steel)

> What weight hangs on the model tackles?

- Category: Hardware › Mechanism parts
- Kind: Modern device
- Basis: Xem Studio design following Brown's figure (1868); true size, no printing allowance
- Page: https://xemstudio.com/objects/tackle-weight-d40x40-socket/ · JSON: https://xemstudio.com/api/geometry?object=tackle-weight-d40x40-socket · Plain text: https://xemstudio.com/objects/tackle-weight-d40x40-socket/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); files Xem Studio Design License (free to use and sell from, not to redistribute as files: https://xemstudio.com/license/)
- Use in every chat: add https://xemstudio.com/mcp as a connector (https://xemstudio.com/use-with-ai/)

## Overall (mm)

| length | width | height |
|---|---|---|
| 40.0 | 40.0 | 40.0 |

**Exact dimensions.** True size, with no printing tolerance added.

## Notes

- Ø40 × 40 mm cylinder with a Ø3 × 8 deep socket in the top centre for a block's stem or a rope end: 394.58 g in steel, 136.13 g in aluminium.
- Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features).

## Sizes

| dimension | value |
|---|---|
| body | Ø40 × 40 mm |
| socket | Ø3 × 8 deep |
| mass (steel) | 394.58 g |

## Where the files are

- Henry T. Brown (1868, public domain): [Five Hundred and Seven Mechanical Movements — scan on archive.org](https://archive.org/details/fivehundredseven00browiala) — web — Publisher's page; dimensions are facts
- 507movements.com: [Brown's movement No. 12: figure, his text and an animation](https://507movements.com/mm_012.html) — web — Publisher's page; dimensions are facts
- Xem Studio: [drawing](https://xemstudio.com/objects/single-fixed-pulley-mechanism/) — web — Publisher's page; dimensions are facts

## Free STEP/STL (1 parts, Xem Studio Design License, Xem Studio)

Index: https://xemstudio.com/files/hardware/tackle-weight-d40x40-socket/index.json · license: https://xemstudio.com/files/hardware/tackle-weight-d40x40-socket/LICENSE.md

- tackle-weight-d40x40-socket: [STEP](https://xemstudio.com/files/hardware/tackle-weight-d40x40-socket/tackle-weight-d40x40-socket.step) · [STL](https://xemstudio.com/files/hardware/tackle-weight-d40x40-socket/tackle-weight-d40x40-socket.stl) — weight, axis Z, z 0..40, socket on top

## Questions

**What weight hangs on the model tackles?**

Ø40 × 40 mm cylinder with a Ø3 × 8 deep socket in the top centre for a block's stem or a rope end: 394.58 g in steel, 136.13 g in aluminium.

## Fits with

- [Single fixed pulley (power equals weight)](https://xemstudio.com/objects/single-fixed-pulley-mechanism/)
- [Single movable pulley (power half the weight)](https://xemstudio.com/objects/single-movable-pulley-mechanism/)
- [Blocks and tackle, two sheaves in each block (4 : 1)](https://xemstudio.com/objects/blocks-and-tackle-mechanism/)
- [Single Spanish burton (3 : 1)](https://xemstudio.com/objects/spanish-burton-single-mechanism/)
- [Spanish burton with a lower block (4 : 1)](https://xemstudio.com/objects/spanish-burton-with-lower-block-mechanism/)
- [Two fixed pulleys and one movable pulley (2 : 1, pull upward)](https://xemstudio.com/objects/two-fixed-one-movable-pulley-mechanism/)
- [Pulleys of the first system, 2 movable pulleys (4 : 1)](https://xemstudio.com/objects/first-system-pulleys-4-to-1-mechanism/)
- [Pulleys of the first system, 3 movable pulleys (8 : 1)](https://xemstudio.com/objects/first-system-pulleys-8-to-1-mechanism/)
- [Pulleys of the third system, three pulleys (7 : 1)](https://xemstudio.com/objects/third-system-pulleys-7-to-1-mechanism/)
- [Two single blocks rove to advantage (3 : 1)](https://xemstudio.com/objects/tackle-rove-to-advantage-mechanism/)